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-rw-r--r--.mailmap5
-rw-r--r--Documentation/admin-guide/blockdev/drbd/figures.rst4
-rw-r--r--Documentation/admin-guide/blockdev/drbd/peer-states-8.dot (renamed from Documentation/admin-guide/blockdev/drbd/node-states-8.dot)5
-rw-r--r--Documentation/admin-guide/kernel-parameters.txt10
-rw-r--r--Documentation/admin-guide/laptops/thinkpad-acpi.rst12
-rw-r--r--Documentation/admin-guide/sysctl/kernel.rst2
-rw-r--r--Documentation/arm/marvell.rst48
-rw-r--r--Documentation/arm64/pointer-authentication.rst9
-rw-r--r--Documentation/bpf/index.rst2
-rw-r--r--Documentation/conf.py15
-rw-r--r--Documentation/cpu-freq/core.rst6
-rw-r--r--Documentation/devicetree/bindings/i2c/apple,i2c.yaml8
-rw-r--r--Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml5
-rw-r--r--Documentation/devicetree/bindings/iio/adc/samsung,exynos-adc.yaml2
-rw-r--r--Documentation/devicetree/bindings/input/gpio-keys.yaml2
-rw-r--r--Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml14
-rw-r--r--Documentation/devicetree/bindings/net/ethernet-phy.yaml8
-rw-r--r--Documentation/devicetree/bindings/phy/xlnx,zynqmp-psgtr.yaml2
-rw-r--r--Documentation/devicetree/bindings/power/supply/bq25980.yaml2
-rw-r--r--Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml25
-rw-r--r--Documentation/devicetree/bindings/sound/wlf,wm8962.yaml3
-rw-r--r--Documentation/devicetree/bindings/spi/spi-rockchip.yaml1
-rw-r--r--Documentation/doc-guide/sphinx.rst22
-rw-r--r--Documentation/filesystems/autofs.rst2
-rw-r--r--Documentation/filesystems/cifs/ksmbd.rst10
-rw-r--r--Documentation/filesystems/netfs_library.rst95
-rw-r--r--Documentation/i2c/smbus-protocol.rst14
-rw-r--r--Documentation/i2c/summary.rst8
-rw-r--r--Documentation/locking/locktypes.rst9
-rw-r--r--Documentation/networking/bonding.rst11
-rw-r--r--Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst1
-rw-r--r--Documentation/networking/device_drivers/ethernet/intel/ixgbe.rst16
-rw-r--r--Documentation/networking/ip-sysctl.rst6
-rw-r--r--Documentation/networking/ipvs-sysctl.rst3
-rw-r--r--Documentation/networking/timestamping.rst8
-rw-r--r--Documentation/power/energy-model.rst53
-rw-r--r--Documentation/process/changes.rst13
-rw-r--r--Documentation/process/submitting-patches.rst7
-rw-r--r--Documentation/sound/hd-audio/models.rst2
-rw-r--r--Documentation/trace/ftrace.rst9
-rw-r--r--Documentation/translations/it_IT/doc-guide/sphinx.rst23
-rw-r--r--Documentation/translations/it_IT/process/changes.rst2
-rw-r--r--Documentation/translations/zh_CN/doc-guide/sphinx.rst21
-rw-r--r--Documentation/translations/zh_CN/process/management-style.rst4
-rw-r--r--MAINTAINERS80
-rw-r--r--Makefile16
-rw-r--r--arch/Kconfig10
-rw-r--r--arch/alpha/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/arc/include/asm/cacheflush.h1
-rw-r--r--arch/arm/Kconfig1
-rw-r--r--arch/arm/boot/dts/bcm2711.dtsi8
-rw-r--r--arch/arm/boot/dts/bcm5301x.dtsi4
-rw-r--r--arch/arm/boot/dts/imx6qdl-wandboard.dtsi1
-rw-r--r--arch/arm/boot/dts/imx6qp-prtwd3.dts2
-rw-r--r--arch/arm/boot/dts/imx6ull-pinfunc.h2
-rw-r--r--arch/arm/boot/dts/ls1021a-tsn.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_arria5_socdk.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_cyclone5_socdk.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_cyclone5_sockit.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_cyclone5_socrates.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_cyclone5_sodia.dts2
-rw-r--r--arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts4
-rw-r--r--arch/arm/include/asm/cacheflush.h1
-rw-r--r--arch/arm/include/asm/efi.h1
-rw-r--r--arch/arm/kernel/entry-armv.S8
-rw-r--r--arch/arm/kernel/head-nommu.S1
-rw-r--r--arch/arm/mach-rockchip/platsmp.c2
-rw-r--r--arch/arm/mach-socfpga/core.h2
-rw-r--r--arch/arm/mach-socfpga/platsmp.c8
-rw-r--r--arch/arm64/Kconfig.platforms1
-rw-r--r--arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus.dts2
-rw-r--r--arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts30
-rw-r--r--arch/arm64/boot/dts/apple/t8103-j274.dts2
-rw-r--r--arch/arm64/boot/dts/apple/t8103.dtsi11
-rw-r--r--arch/arm64/boot/dts/exynos/exynosautov9.dtsi3
-rw-r--r--arch/arm64/boot/dts/freescale/fsl-ls1088a-ten64.dts2
-rw-r--r--arch/arm64/boot/dts/freescale/fsl-lx2160a-bluebox3.dts4
-rw-r--r--arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi4
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mq.dtsi2
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts2
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi1
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts1
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts2
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi2
-rw-r--r--arch/arm64/include/asm/efi.h1
-rw-r--r--arch/arm64/include/asm/ftrace.h11
-rw-r--r--arch/arm64/include/asm/kvm_arm.h4
-rw-r--r--arch/arm64/include/asm/pgalloc.h2
-rw-r--r--arch/arm64/include/asm/stacktrace.h6
-rw-r--r--arch/arm64/include/asm/uaccess.h48
-rw-r--r--arch/arm64/kernel/entry-ftrace.S6
-rw-r--r--arch/arm64/kernel/ftrace.c6
-rw-r--r--arch/arm64/kernel/machine_kexec.c2
-rw-r--r--arch/arm64/kernel/machine_kexec_file.c1
-rw-r--r--arch/arm64/kernel/stacktrace.c18
-rw-r--r--arch/arm64/kvm/arm.c9
-rw-r--r--arch/arm64/kvm/hyp/include/hyp/switch.h14
-rw-r--r--arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h7
-rw-r--r--arch/arm64/kvm/hyp/nvhe/switch.c8
-rw-r--r--arch/arm64/kvm/hyp/vhe/switch.c4
-rw-r--r--arch/csky/kernel/traps.c4
-rw-r--r--arch/hexagon/include/asm/timer-regs.h26
-rw-r--r--arch/hexagon/include/asm/timex.h3
-rw-r--r--arch/hexagon/kernel/.gitignore1
-rw-r--r--arch/hexagon/kernel/time.c12
-rw-r--r--arch/hexagon/lib/io.c4
-rw-r--r--arch/ia64/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/m68k/include/asm/cacheflush_mm.h1
-rw-r--r--arch/m68k/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/m68k/kernel/traps.c2
-rw-r--r--arch/microblaze/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/mips/Kconfig2
-rw-r--r--arch/mips/bcm63xx/clk.c6
-rw-r--r--arch/mips/boot/compressed/Makefile2
-rw-r--r--arch/mips/generic/yamon-dt.c2
-rw-r--r--arch/mips/include/asm/cacheflush.h2
-rw-r--r--arch/mips/include/asm/mach-ralink/spaces.h2
-rw-r--r--arch/mips/include/asm/pci.h4
-rw-r--r--arch/mips/kernel/cpu-probe.c4
-rw-r--r--arch/mips/kernel/proc.c2
-rw-r--r--arch/mips/kernel/syscalls/syscall_n32.tbl1
-rw-r--r--arch/mips/kernel/syscalls/syscall_n64.tbl1
-rw-r--r--arch/mips/kernel/syscalls/syscall_o32.tbl1
-rw-r--r--arch/mips/kvm/mips.c2
-rw-r--r--arch/mips/lantiq/clk.c6
-rw-r--r--arch/mips/net/bpf_jit_comp.h2
-rw-r--r--arch/mips/pci/pci-generic.c2
-rw-r--r--arch/nds32/include/asm/cacheflush.h1
-rw-r--r--arch/nios2/include/asm/cacheflush.h1
-rw-r--r--arch/parisc/Kconfig5
-rw-r--r--arch/parisc/Makefile5
-rw-r--r--arch/parisc/configs/generic-32bit_defconfig1
-rw-r--r--arch/parisc/configs/generic-64bit_defconfig14
-rw-r--r--arch/parisc/include/asm/assembly.h55
-rw-r--r--arch/parisc/include/asm/cacheflush.h1
-rw-r--r--arch/parisc/include/asm/futex.h4
-rw-r--r--arch/parisc/include/asm/jump_label.h1
-rw-r--r--arch/parisc/include/asm/rt_sigframe.h2
-rw-r--r--arch/parisc/install.sh1
-rw-r--r--arch/parisc/kernel/entry.S14
-rw-r--r--arch/parisc/kernel/signal.c13
-rw-r--r--arch/parisc/kernel/signal32.h2
-rw-r--r--arch/parisc/kernel/syscall.S6
-rw-r--r--arch/parisc/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/parisc/kernel/time.c30
-rw-r--r--arch/parisc/kernel/traps.c2
-rw-r--r--arch/parisc/kernel/vmlinux.lds.S3
-rw-r--r--arch/powerpc/kernel/Makefile3
-rw-r--r--arch/powerpc/kernel/head_32.h6
-rw-r--r--arch/powerpc/kernel/head_8xx.S13
-rw-r--r--arch/powerpc/kernel/module_64.c42
-rw-r--r--arch/powerpc/kernel/signal.h10
-rw-r--r--arch/powerpc/kernel/signal_32.c2
-rw-r--r--arch/powerpc/kernel/signal_64.c4
-rw-r--r--arch/powerpc/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/powerpc/kernel/watchdog.c6
-rw-r--r--arch/powerpc/kvm/book3s_hv_builtin.c5
-rw-r--r--arch/powerpc/kvm/book3s_hv_rmhandlers.S4
-rw-r--r--arch/powerpc/kvm/powerpc.c4
-rw-r--r--arch/powerpc/mm/nohash/kaslr_booke.c2
-rw-r--r--arch/powerpc/mm/nohash/tlb.c4
-rw-r--r--arch/powerpc/mm/numa.c44
-rw-r--r--arch/powerpc/mm/ptdump/ptdump.c2
-rw-r--r--arch/powerpc/platforms/83xx/mcu_mpc8349emitx.c1
-rw-r--r--arch/powerpc/platforms/85xx/smp.c4
-rw-r--r--arch/powerpc/platforms/pseries/iommu.c26
-rw-r--r--arch/powerpc/sysdev/xive/Kconfig1
-rw-r--r--arch/powerpc/sysdev/xive/common.c3
-rw-r--r--arch/riscv/Makefile2
-rw-r--r--arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts1
-rw-r--r--arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts113
-rw-r--r--arch/riscv/configs/defconfig2
-rw-r--r--arch/riscv/configs/rv32_defconfig2
-rw-r--r--arch/riscv/include/asm/efi.h1
-rw-r--r--arch/riscv/include/asm/kvm_host.h8
-rw-r--r--arch/riscv/kvm/mmu.c6
-rw-r--r--arch/riscv/kvm/vcpu.c2
-rw-r--r--arch/riscv/kvm/vcpu_sbi.c2
-rw-r--r--arch/riscv/kvm/vm.c2
-rw-r--r--arch/s390/Kconfig3
-rw-r--r--arch/s390/Makefile10
-rw-r--r--arch/s390/boot/startup.c88
-rw-r--r--arch/s390/configs/debug_defconfig12
-rw-r--r--arch/s390/configs/defconfig9
-rw-r--r--arch/s390/configs/zfcpdump_defconfig2
-rw-r--r--arch/s390/include/asm/kexec.h6
-rw-r--r--arch/s390/include/asm/pci_io.h7
-rw-r--r--arch/s390/kernel/crash_dump.c4
-rw-r--r--arch/s390/kernel/ftrace.c2
-rw-r--r--arch/s390/kernel/ipl.c3
-rw-r--r--arch/s390/kernel/irq.c9
-rw-r--r--arch/s390/kernel/machine_kexec_file.c56
-rw-r--r--arch/s390/kernel/setup.c22
-rw-r--r--arch/s390/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/s390/kernel/traps.c2
-rw-r--r--arch/s390/kernel/vdso32/Makefile2
-rw-r--r--arch/s390/kernel/vdso64/Makefile7
-rw-r--r--arch/s390/kvm/kvm-s390.c2
-rw-r--r--arch/s390/lib/test_unwind.c5
-rw-r--r--arch/sh/include/asm/cacheflush.h1
-rw-r--r--arch/sh/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/sparc/kernel/signal_32.c4
-rw-r--r--arch/sparc/kernel/syscalls/syscall.tbl1
-rw-r--r--arch/sparc/kernel/windows.c2
-rw-r--r--arch/x86/Kconfig3
-rw-r--r--arch/x86/entry/entry_64.S35
-rw-r--r--arch/x86/entry/vsyscall/vsyscall_64.c2
-rw-r--r--arch/x86/events/intel/core.c2
-rw-r--r--arch/x86/events/intel/uncore_snbep.c12
-rw-r--r--arch/x86/hyperv/hv_init.c12
-rw-r--r--arch/x86/include/asm/efi.h2
-rw-r--r--arch/x86/include/asm/fpu/api.h6
-rw-r--r--arch/x86/include/asm/intel-family.h2
-rw-r--r--arch/x86/include/asm/kvm-x86-ops.h1
-rw-r--r--arch/x86/include/asm/kvm_host.h5
-rw-r--r--arch/x86/include/asm/pkru.h4
-rw-r--r--arch/x86/include/asm/sev-common.h11
-rw-r--r--arch/x86/include/asm/xen/hypercall.h4
-rw-r--r--arch/x86/include/asm/xen/hypervisor.h1
-rw-r--r--arch/x86/kernel/cpu/mshyperv.c20
-rw-r--r--arch/x86/kernel/cpu/sgx/main.c12
-rw-r--r--arch/x86/kernel/fpu/signal.c2
-rw-r--r--arch/x86/kernel/process.c5
-rw-r--r--arch/x86/kernel/setup.c6
-rw-r--r--arch/x86/kernel/sev.c57
-rw-r--r--arch/x86/kernel/smpboot.c14
-rw-r--r--arch/x86/kernel/tsc.c28
-rw-r--r--arch/x86/kernel/tsc_sync.c41
-rw-r--r--arch/x86/kernel/vm86_32.c2
-rw-r--r--arch/x86/kvm/cpuid.c2
-rw-r--r--arch/x86/kvm/debugfs.c3
-rw-r--r--arch/x86/kvm/hyperv.c11
-rw-r--r--arch/x86/kvm/ioapic.h1
-rw-r--r--arch/x86/kvm/irq.h1
-rw-r--r--arch/x86/kvm/lapic.c2
-rw-r--r--arch/x86/kvm/mmu/mmu.c135
-rw-r--r--arch/x86/kvm/mmu/paging_tmpl.h3
-rw-r--r--arch/x86/kvm/mmu/tdp_iter.c6
-rw-r--r--arch/x86/kvm/mmu/tdp_iter.h6
-rw-r--r--arch/x86/kvm/mmu/tdp_mmu.c67
-rw-r--r--arch/x86/kvm/mmu/tdp_mmu.h5
-rw-r--r--arch/x86/kvm/svm/avic.c17
-rw-r--r--arch/x86/kvm/svm/pmu.c2
-rw-r--r--arch/x86/kvm/svm/sev.c269
-rw-r--r--arch/x86/kvm/svm/svm.c22
-rw-r--r--arch/x86/kvm/svm/svm.h3
-rw-r--r--arch/x86/kvm/vmx/nested.c147
-rw-r--r--arch/x86/kvm/vmx/posted_intr.c20
-rw-r--r--arch/x86/kvm/vmx/vmx.c134
-rw-r--r--arch/x86/kvm/vmx/vmx.h10
-rw-r--r--arch/x86/kvm/x86.c118
-rw-r--r--arch/x86/kvm/x86.h19
-rw-r--r--arch/x86/kvm/xen.c22
-rw-r--r--arch/x86/net/bpf_jit_comp.c51
-rw-r--r--arch/x86/platform/efi/quirks.c3
-rw-r--r--arch/x86/realmode/init.c12
-rw-r--r--arch/x86/tools/relocs.c2
-rw-r--r--arch/x86/xen/xen-asm.S20
-rw-r--r--arch/xtensa/include/asm/cacheflush.h3
-rw-r--r--arch/xtensa/kernel/syscalls/syscall.tbl1
-rw-r--r--block/fops.c1
-rw-r--r--drivers/Makefile3
-rw-r--r--drivers/acpi/cppc_acpi.c9
-rw-r--r--drivers/acpi/glue.c25
-rw-r--r--drivers/acpi/internal.h1
-rw-r--r--drivers/acpi/property.c14
-rw-r--r--drivers/acpi/scan.c6
-rw-r--r--drivers/android/binder.c23
-rw-r--r--drivers/android/binder_alloc.c2
-rw-r--r--drivers/ata/ahci.c1
-rw-r--r--drivers/ata/ahci_ceva.c3
-rw-r--r--drivers/ata/libahci.c15
-rw-r--r--drivers/ata/libata-core.c13
-rw-r--r--drivers/ata/libata-sata.c4
-rw-r--r--drivers/ata/libata-scsi.c15
-rw-r--r--drivers/ata/pata_falcon.c16
-rw-r--r--drivers/ata/sata_fsl.c20
-rw-r--r--drivers/auxdisplay/charlcd.c5
-rw-r--r--drivers/base/power/main.c2
-rw-r--r--drivers/block/virtio_blk.c3
-rw-r--r--drivers/block/xen-blkfront.c15
-rw-r--r--drivers/bus/mhi/core/pm.c21
-rw-r--r--drivers/bus/mhi/pci_generic.c2
-rw-r--r--drivers/bus/sunxi-rsb.c8
-rw-r--r--drivers/char/agp/parisc-agp.c6
-rw-r--r--drivers/char/ipmi/ipmi_msghandler.c50
-rw-r--r--drivers/char/ipmi/ipmi_ssif.c7
-rw-r--r--drivers/clk/clk.c15
-rw-r--r--drivers/clk/imx/clk-imx8qxp-lpcg.c2
-rw-r--r--drivers/clk/imx/clk-imx8qxp.c2
-rw-r--r--drivers/clk/qcom/clk-alpha-pll.c9
-rw-r--r--drivers/clk/qcom/clk-regmap-mux.c2
-rw-r--r--drivers/clk/qcom/common.c12
-rw-r--r--drivers/clk/qcom/common.h2
-rw-r--r--drivers/clk/qcom/gcc-sm6125.c4
-rw-r--r--drivers/clk/versatile/clk-icst.c2
-rw-r--r--drivers/clocksource/arm_arch_timer.c9
-rw-r--r--drivers/clocksource/dw_apb_timer_of.c2
-rw-r--r--drivers/cpufreq/cpufreq.c14
-rw-r--r--drivers/cpufreq/intel_pstate.c17
-rw-r--r--drivers/crypto/qat/qat_4xxx/adf_4xxx_hw_data.c7
-rw-r--r--drivers/dma-buf/heaps/system_heap.c2
-rw-r--r--drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c4
-rw-r--r--drivers/dma/dw-edma/dw-edma-pcie.c10
-rw-r--r--drivers/dma/idxd/irq.c2
-rw-r--r--drivers/dma/idxd/submit.c18
-rw-r--r--drivers/dma/st_fdma.c2
-rw-r--r--drivers/dma/ti/k3-udma.c157
-rw-r--r--drivers/edac/i10nm_base.c9
-rw-r--r--drivers/firmware/arm_scmi/base.c15
-rw-r--r--drivers/firmware/arm_scmi/scmi_pm_domain.c4
-rw-r--r--drivers/firmware/arm_scmi/sensors.c2
-rw-r--r--drivers/firmware/arm_scmi/virtio.c10
-rw-r--r--drivers/firmware/arm_scmi/voltage.c2
-rw-r--r--drivers/firmware/scpi_pm_domain.c10
-rw-r--r--drivers/firmware/smccc/soc_id.c2
-rw-r--r--drivers/firmware/tegra/bpmp-debugfs.c5
-rw-r--r--drivers/gpio/Kconfig1
-rw-r--r--drivers/gpio/gpio-aspeed-sgpio.c2
-rw-r--r--drivers/gpio/gpio-dln2.c19
-rw-r--r--drivers/gpio/gpio-virtio.c8
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu.h1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c14
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.c12
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_atombios.h2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_connectors.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c33
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_discovery.c127
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c55
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c126
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-rwxr-xr-xtools/testing/selftests/net/fib_tests.sh59
-rw-r--r--tools/testing/selftests/net/forwarding/config1
-rw-r--r--tools/testing/selftests/net/forwarding/forwarding.config.sample2
-rwxr-xr-xtools/testing/selftests/net/forwarding/tc_actions.sh47
-rwxr-xr-xtools/testing/selftests/net/gre_gso.sh16
-rwxr-xr-xtools/testing/selftests/net/icmp_redirect.sh2
-rw-r--r--tools/testing/selftests/net/mptcp/config1
-rw-r--r--tools/testing/selftests/net/tls.c557
-rw-r--r--tools/testing/selftests/net/toeplitz.c2
-rwxr-xr-xtools/testing/selftests/net/udpgro_fwd.sh7
-rw-r--r--tools/testing/selftests/net/udpgso.c12
-rw-r--r--tools/testing/selftests/net/udpgso_bench_tx.c8
-rw-r--r--tools/testing/selftests/netfilter/Makefile3
-rwxr-xr-xtools/testing/selftests/netfilter/conntrack_vrf.sh241
-rwxr-xr-xtools/testing/selftests/netfilter/nft_concat_range.sh24
-rwxr-xr-xtools/testing/selftests/netfilter/nft_nat.sh33
-rwxr-xr-xtools/testing/selftests/netfilter/nft_queue.sh54
-rwxr-xr-xtools/testing/selftests/netfilter/nft_zones_many.sh19
-rw-r--r--tools/testing/selftests/tc-testing/config2
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json2
-rw-r--r--tools/testing/selftests/tc-testing/tc-tests/qdiscs/mq.json12
-rwxr-xr-xtools/testing/selftests/tc-testing/tdc.py8
-rwxr-xr-xtools/testing/selftests/tc-testing/tdc.sh1
-rw-r--r--tools/testing/selftests/vm/userfaultfd.c16
-rwxr-xr-xtools/testing/selftests/wireguard/netns.sh30
-rw-r--r--tools/testing/selftests/wireguard/qemu/debug.config2
-rw-r--r--tools/testing/selftests/wireguard/qemu/kernel.config1
-rw-r--r--virt/kvm/kvm_main.c156
1667 files changed, 19134 insertions, 11207 deletions
diff --git a/.mailmap b/.mailmap
index 14314e3c5d5e..b344067e0acb 100644
--- a/.mailmap
+++ b/.mailmap
@@ -71,6 +71,9 @@ Chao Yu <chao@kernel.org> <chao2.yu@samsung.com>
Chao Yu <chao@kernel.org> <yuchao0@huawei.com>
Chris Chiu <chris.chiu@canonical.com> <chiu@endlessm.com>
Chris Chiu <chris.chiu@canonical.com> <chiu@endlessos.org>
+Christian Borntraeger <borntraeger@linux.ibm.com> <borntraeger@de.ibm.com>
+Christian Borntraeger <borntraeger@linux.ibm.com> <cborntra@de.ibm.com>
+Christian Borntraeger <borntraeger@linux.ibm.com> <borntrae@de.ibm.com>
Christophe Ricard <christophe.ricard@gmail.com>
Christoph Hellwig <hch@lst.de>
Colin Ian King <colin.king@intel.com> <colin.king@canonical.com>
@@ -123,6 +126,8 @@ Greg Kroah-Hartman <gregkh@suse.de>
Greg Kroah-Hartman <greg@kroah.com>
Greg Kurz <groug@kaod.org> <gkurz@linux.vnet.ibm.com>
Gregory CLEMENT <gregory.clement@bootlin.com> <gregory.clement@free-electrons.com>
+Guo Ren <guoren@kernel.org> <guoren@linux.alibaba.com>
+Guo Ren <guoren@kernel.org> <ren_guo@c-sky.com>
Gustavo Padovan <gustavo@las.ic.unicamp.br>
Gustavo Padovan <padovan@profusion.mobi>
Hanjun Guo <guohanjun@huawei.com> <hanjun.guo@linaro.org>
diff --git a/Documentation/admin-guide/blockdev/drbd/figures.rst b/Documentation/admin-guide/blockdev/drbd/figures.rst
index bd9a4901fe46..9f73253ea353 100644
--- a/Documentation/admin-guide/blockdev/drbd/figures.rst
+++ b/Documentation/admin-guide/blockdev/drbd/figures.rst
@@ -25,6 +25,6 @@ Sub graphs of DRBD's state transitions
:alt: disk-states-8.dot
:align: center
-.. kernel-figure:: node-states-8.dot
- :alt: node-states-8.dot
+.. kernel-figure:: peer-states-8.dot
+ :alt: peer-states-8.dot
:align: center
diff --git a/Documentation/admin-guide/blockdev/drbd/node-states-8.dot b/Documentation/admin-guide/blockdev/drbd/peer-states-8.dot
index bfa54e1f8016..6dc3954954d6 100644
--- a/Documentation/admin-guide/blockdev/drbd/node-states-8.dot
+++ b/Documentation/admin-guide/blockdev/drbd/peer-states-8.dot
@@ -1,8 +1,3 @@
-digraph node_states {
- Secondary -> Primary [ label = "ioctl_set_state()" ]
- Primary -> Secondary [ label = "ioctl_set_state()" ]
-}
-
digraph peer_states {
Secondary -> Primary [ label = "recv state packet" ]
Primary -> Secondary [ label = "recv state packet" ]
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 9725c546a0d4..2fba82431efb 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1689,6 +1689,8 @@
architectures force reset to be always executed
i8042.unlock [HW] Unlock (ignore) the keylock
i8042.kbdreset [HW] Reset device connected to KBD port
+ i8042.probe_defer
+ [HW] Allow deferred probing upon i8042 probe errors
i810= [HW,DRM]
@@ -2413,8 +2415,12 @@
Default is 1 (enabled)
kvm-intel.emulate_invalid_guest_state=
- [KVM,Intel] Enable emulation of invalid guest states
- Default is 0 (disabled)
+ [KVM,Intel] Disable emulation of invalid guest state.
+ Ignored if kvm-intel.enable_unrestricted_guest=1, as
+ guest state is never invalid for unrestricted guests.
+ This param doesn't apply to nested guests (L2), as KVM
+ never emulates invalid L2 guest state.
+ Default is 1 (enabled)
kvm-intel.flexpriority=
[KVM,Intel] Disable FlexPriority feature (TPR shadow).
diff --git a/Documentation/admin-guide/laptops/thinkpad-acpi.rst b/Documentation/admin-guide/laptops/thinkpad-acpi.rst
index 6721a80a2d4f..475eb0e81e4a 100644
--- a/Documentation/admin-guide/laptops/thinkpad-acpi.rst
+++ b/Documentation/admin-guide/laptops/thinkpad-acpi.rst
@@ -1520,15 +1520,15 @@ This sysfs attribute controls the keyboard "face" that will be shown on the
Lenovo X1 Carbon 2nd gen (2014)'s adaptive keyboard. The value can be read
and set.
-- 1 = Home mode
-- 2 = Web-browser mode
-- 3 = Web-conference mode
-- 4 = Function mode
-- 5 = Layflat mode
+- 0 = Home mode
+- 1 = Web-browser mode
+- 2 = Web-conference mode
+- 3 = Function mode
+- 4 = Layflat mode
For more details about which buttons will appear depending on the mode, please
review the laptop's user guide:
-http://www.lenovo.com/shop/americas/content/user_guides/x1carbon_2_ug_en.pdf
+https://download.lenovo.com/ibmdl/pub/pc/pccbbs/mobiles_pdf/x1carbon_2_ug_en.pdf
Battery charge control
----------------------
diff --git a/Documentation/admin-guide/sysctl/kernel.rst b/Documentation/admin-guide/sysctl/kernel.rst
index 426162009ce9..0e486f41185e 100644
--- a/Documentation/admin-guide/sysctl/kernel.rst
+++ b/Documentation/admin-guide/sysctl/kernel.rst
@@ -1099,7 +1099,7 @@ task_delayacct
===============
Enables/disables task delay accounting (see
-:doc:`accounting/delay-accounting.rst`). Enabling this feature incurs
+Documentation/accounting/delay-accounting.rst. Enabling this feature incurs
a small amount of overhead in the scheduler but is useful for debugging
and performance tuning. It is required by some tools such as iotop.
diff --git a/Documentation/arm/marvell.rst b/Documentation/arm/marvell.rst
index 8323c79d321b..9485a5a2e2e9 100644
--- a/Documentation/arm/marvell.rst
+++ b/Documentation/arm/marvell.rst
@@ -104,6 +104,8 @@ Discovery family
Not supported by the Linux kernel.
+ Homepage:
+ https://web.archive.org/web/20110924171043/http://www.marvell.com/embedded-processors/discovery-innovation/
Core:
Feroceon 88fr571-vd ARMv5 compatible
@@ -120,6 +122,7 @@ EBU Armada family
- 88F6707
- 88F6W11
+ - Product infos: https://web.archive.org/web/20141002083258/http://www.marvell.com/embedded-processors/armada-370/
- Product Brief: https://web.archive.org/web/20121115063038/http://www.marvell.com/embedded-processors/armada-300/assets/Marvell_ARMADA_370_SoC.pdf
- Hardware Spec: https://web.archive.org/web/20140617183747/http://www.marvell.com/embedded-processors/armada-300/assets/ARMADA370-datasheet.pdf
- Functional Spec: https://web.archive.org/web/20140617183701/http://www.marvell.com/embedded-processors/armada-300/assets/ARMADA370-FunctionalSpec-datasheet.pdf
@@ -127,9 +130,29 @@ EBU Armada family
Core:
Sheeva ARMv7 compatible PJ4B
+ Armada XP Flavors:
+ - MV78230
+ - MV78260
+ - MV78460
+
+ NOTE:
+ not to be confused with the non-SMP 78xx0 SoCs
+
+ - Product infos: https://web.archive.org/web/20150101215721/http://www.marvell.com/embedded-processors/armada-xp/
+ - Product Brief: https://web.archive.org/web/20121021173528/http://www.marvell.com/embedded-processors/armada-xp/assets/Marvell-ArmadaXP-SoC-product%20brief.pdf
+ - Functional Spec: https://web.archive.org/web/20180829171131/http://www.marvell.com/embedded-processors/armada-xp/assets/ARMADA-XP-Functional-SpecDatasheet.pdf
+ - Hardware Specs:
+ - https://web.archive.org/web/20141127013651/http://www.marvell.com/embedded-processors/armada-xp/assets/HW_MV78230_OS.PDF
+ - https://web.archive.org/web/20141222000224/http://www.marvell.com/embedded-processors/armada-xp/assets/HW_MV78260_OS.PDF
+ - https://web.archive.org/web/20141222000230/http://www.marvell.com/embedded-processors/armada-xp/assets/HW_MV78460_OS.PDF
+
+ Core:
+ Sheeva ARMv7 compatible Dual-core or Quad-core PJ4B-MP
+
Armada 375 Flavors:
- 88F6720
+ - Product infos: https://web.archive.org/web/20140108032402/http://www.marvell.com/embedded-processors/armada-375/
- Product Brief: https://web.archive.org/web/20131216023516/http://www.marvell.com/embedded-processors/armada-300/assets/ARMADA_375_SoC-01_product_brief.pdf
Core:
@@ -162,29 +185,6 @@ EBU Armada family
Core:
ARM Cortex-A9
- Armada XP Flavors:
- - MV78230
- - MV78260
- - MV78460
-
- NOTE:
- not to be confused with the non-SMP 78xx0 SoCs
-
- Product Brief:
- https://web.archive.org/web/20121021173528/http://www.marvell.com/embedded-processors/armada-xp/assets/Marvell-ArmadaXP-SoC-product%20brief.pdf
-
- Functional Spec:
- https://web.archive.org/web/20180829171131/http://www.marvell.com/embedded-processors/armada-xp/assets/ARMADA-XP-Functional-SpecDatasheet.pdf
-
- - Hardware Specs:
-
- - https://web.archive.org/web/20141127013651/http://www.marvell.com/embedded-processors/armada-xp/assets/HW_MV78230_OS.PDF
- - https://web.archive.org/web/20141222000224/http://www.marvell.com/embedded-processors/armada-xp/assets/HW_MV78260_OS.PDF
- - https://web.archive.org/web/20141222000230/http://www.marvell.com/embedded-processors/armada-xp/assets/HW_MV78460_OS.PDF
-
- Core:
- Sheeva ARMv7 compatible Dual-core or Quad-core PJ4B-MP
-
Linux kernel mach directory:
arch/arm/mach-mvebu
Linux kernel plat directory:
@@ -436,7 +436,7 @@ Berlin family (Multimedia Solutions)
- Flavors:
- 88DE3010, Armada 1000 (no Linux support)
- Core: Marvell PJ1 (ARMv5TE), Dual-core
- - Product Brief: http://www.marvell.com.cn/digital-entertainment/assets/armada_1000_pb.pdf
+ - Product Brief: https://web.archive.org/web/20131103162620/http://www.marvell.com/digital-entertainment/assets/armada_1000_pb.pdf
- 88DE3005, Armada 1500 Mini
- Design name: BG2CD
- Core: ARM Cortex-A9, PL310 L2CC
diff --git a/Documentation/arm64/pointer-authentication.rst b/Documentation/arm64/pointer-authentication.rst
index f127666ea3a8..e5dad2e40aa8 100644
--- a/Documentation/arm64/pointer-authentication.rst
+++ b/Documentation/arm64/pointer-authentication.rst
@@ -53,11 +53,10 @@ The number of bits that the PAC occupies in a pointer is 55 minus the
virtual address size configured by the kernel. For example, with a
virtual address size of 48, the PAC is 7 bits wide.
-Recent versions of GCC can compile code with APIAKey-based return
-address protection when passed the -msign-return-address option. This
-uses instructions in the HINT space (unless -march=armv8.3-a or higher
-is also passed), and such code can run on systems without the pointer
-authentication extension.
+When ARM64_PTR_AUTH_KERNEL is selected, the kernel will be compiled
+with HINT space pointer authentication instructions protecting
+function returns. Kernels built with this option will work on hardware
+with or without pointer authentication support.
In addition to exec(), keys can also be reinitialized to random values
using the PR_PAC_RESET_KEYS prctl. A bitmask of PR_PAC_APIAKEY,
diff --git a/Documentation/bpf/index.rst b/Documentation/bpf/index.rst
index 37f273a7e8b6..610450f59e05 100644
--- a/Documentation/bpf/index.rst
+++ b/Documentation/bpf/index.rst
@@ -15,7 +15,7 @@ that goes into great technical depth about the BPF Architecture.
libbpf
======
-Documentation/bpf/libbpf/libbpf.rst is a userspace library for loading and interacting with bpf programs.
+Documentation/bpf/libbpf/index.rst is a userspace library for loading and interacting with bpf programs.
BPF Type Format (BTF)
=====================
diff --git a/Documentation/conf.py b/Documentation/conf.py
index 17f7cee56987..76e5eb5cb62b 100644
--- a/Documentation/conf.py
+++ b/Documentation/conf.py
@@ -249,11 +249,16 @@ except ImportError:
html_static_path = ['sphinx-static']
-html_context = {
- 'css_files': [
- '_static/theme_overrides.css',
- ],
-}
+html_css_files = [
+ 'theme_overrides.css',
+]
+
+if major <= 1 and minor < 8:
+ html_context = {
+ 'css_files': [
+ '_static/theme_overrides.css',
+ ],
+ }
# Add any extra paths that contain custom files (such as robots.txt or
# .htaccess) here, relative to this directory. These files are copied
diff --git a/Documentation/cpu-freq/core.rst b/Documentation/cpu-freq/core.rst
index 33cb90bd1d8f..4ceef8e7217c 100644
--- a/Documentation/cpu-freq/core.rst
+++ b/Documentation/cpu-freq/core.rst
@@ -73,12 +73,12 @@ CPUFREQ_POSTCHANGE.
The third argument is a struct cpufreq_freqs with the following
values:
-===== ===========================
-cpu number of the affected CPU
+====== ======================================
+policy a pointer to the struct cpufreq_policy
old old frequency
new new frequency
flags flags of the cpufreq driver
-===== ===========================
+====== ======================================
3. CPUFreq Table Generation with Operating Performance Point (OPP)
==================================================================
diff --git a/Documentation/devicetree/bindings/i2c/apple,i2c.yaml b/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
index 22fc8483256f..82b953181a52 100644
--- a/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/apple,i2c.yaml
@@ -20,9 +20,9 @@ allOf:
properties:
compatible:
- enum:
- - apple,t8103-i2c
- - apple,i2c
+ items:
+ - const: apple,t8103-i2c
+ - const: apple,i2c
reg:
maxItems: 1
@@ -51,7 +51,7 @@ unevaluatedProperties: false
examples:
- |
i2c@35010000 {
- compatible = "apple,t8103-i2c";
+ compatible = "apple,t8103-i2c", "apple,i2c";
reg = <0x35010000 0x4000>;
interrupt-parent = <&aic>;
interrupts = <0 627 4>;
diff --git a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
index 29b9447f3b84..fe0c89edf7c1 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
+++ b/Documentation/devicetree/bindings/i2c/i2c-imx-lpi2c.yaml
@@ -17,9 +17,10 @@ properties:
oneOf:
- enum:
- fsl,imx7ulp-lpi2c
- - fsl,imx8qm-lpi2c
- items:
- - const: fsl,imx8qxp-lpi2c
+ - enum:
+ - fsl,imx8qxp-lpi2c
+ - fsl,imx8qm-lpi2c
- const: fsl,imx7ulp-lpi2c
reg:
diff --git a/Documentation/devicetree/bindings/iio/adc/samsung,exynos-adc.yaml b/Documentation/devicetree/bindings/iio/adc/samsung,exynos-adc.yaml
index c65921e66dc1..81c87295912c 100644
--- a/Documentation/devicetree/bindings/iio/adc/samsung,exynos-adc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/samsung,exynos-adc.yaml
@@ -136,7 +136,7 @@ examples:
samsung,syscon-phandle = <&pmu_system_controller>;
/* NTC thermistor is a hwmon device */
- ncp15wb473 {
+ thermistor {
compatible = "murata,ncp15wb473";
pullup-uv = <1800000>;
pullup-ohm = <47000>;
diff --git a/Documentation/devicetree/bindings/input/gpio-keys.yaml b/Documentation/devicetree/bindings/input/gpio-keys.yaml
index 060a309ff8e7..dbe7ecc19ccb 100644
--- a/Documentation/devicetree/bindings/input/gpio-keys.yaml
+++ b/Documentation/devicetree/bindings/input/gpio-keys.yaml
@@ -142,7 +142,7 @@ examples:
down {
label = "GPIO Key DOWN";
linux,code = <108>;
- interrupts = <1 IRQ_TYPE_LEVEL_HIGH 7>;
+ interrupts = <1 IRQ_TYPE_EDGE_FALLING>;
};
};
diff --git a/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml b/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml
index 877183cf4278..1ef849dc74d7 100644
--- a/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml
+++ b/Documentation/devicetree/bindings/media/nxp,imx7-mipi-csi2.yaml
@@ -79,6 +79,8 @@ properties:
properties:
data-lanes:
+ description:
+ Note that 'fsl,imx7-mipi-csi2' only supports up to 2 data lines.
items:
minItems: 1
maxItems: 4
@@ -91,18 +93,6 @@ properties:
required:
- data-lanes
- allOf:
- - if:
- properties:
- compatible:
- contains:
- const: fsl,imx7-mipi-csi2
- then:
- properties:
- data-lanes:
- items:
- maxItems: 2
-
port@1:
$ref: /schemas/graph.yaml#/properties/port
description:
diff --git a/Documentation/devicetree/bindings/net/ethernet-phy.yaml b/Documentation/devicetree/bindings/net/ethernet-phy.yaml
index 2766fe45bb98..ee42328a109d 100644
--- a/Documentation/devicetree/bindings/net/ethernet-phy.yaml
+++ b/Documentation/devicetree/bindings/net/ethernet-phy.yaml
@@ -91,6 +91,14 @@ properties:
compensate for the board being designed with the lanes
swapped.
+ enet-phy-lane-no-swap:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ If set, indicates that PHY will disable swap of the
+ TX/RX lanes. This property allows the PHY to work correcly after
+ e.g. wrong bootstrap configuration caused by issues in PCB
+ layout design.
+
eee-broken-100tx:
$ref: /schemas/types.yaml#/definitions/flag
description:
diff --git a/Documentation/devicetree/bindings/phy/xlnx,zynqmp-psgtr.yaml b/Documentation/devicetree/bindings/phy/xlnx,zynqmp-psgtr.yaml
index 04d5654efb38..79906519c652 100644
--- a/Documentation/devicetree/bindings/phy/xlnx,zynqmp-psgtr.yaml
+++ b/Documentation/devicetree/bindings/phy/xlnx,zynqmp-psgtr.yaml
@@ -29,7 +29,7 @@ properties:
- PHY_TYPE_PCIE
- PHY_TYPE_SATA
- PHY_TYPE_SGMII
- - PHY_TYPE_USB
+ - PHY_TYPE_USB3
- description: The PHY instance
minimum: 0
maximum: 1 # for DP, SATA or USB
diff --git a/Documentation/devicetree/bindings/power/supply/bq25980.yaml b/Documentation/devicetree/bindings/power/supply/bq25980.yaml
index 06eca6667f67..8367a1fd4057 100644
--- a/Documentation/devicetree/bindings/power/supply/bq25980.yaml
+++ b/Documentation/devicetree/bindings/power/supply/bq25980.yaml
@@ -105,7 +105,7 @@ examples:
reg = <0x65>;
interrupt-parent = <&gpio1>;
interrupts = <16 IRQ_TYPE_EDGE_FALLING>;
- ti,watchdog-timer = <0>;
+ ti,watchdog-timeout-ms = <0>;
ti,sc-ocp-limit-microamp = <2000000>;
ti,sc-ovp-limit-microvolt = <17800000>;
monitored-battery = <&bat>;
diff --git a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml
index 80a63d47790a..c98929a213e9 100644
--- a/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml
+++ b/Documentation/devicetree/bindings/regulator/samsung,s5m8767.yaml
@@ -51,6 +51,19 @@ patternProperties:
description:
Properties for single BUCK regulator.
+ properties:
+ op_mode:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+ default: 1
+ description: |
+ Describes the different operating modes of the regulator with power
+ mode change in SOC. The different possible values are:
+ 0 - always off mode
+ 1 - on in normal mode
+ 2 - low power mode
+ 3 - suspend mode
+
required:
- regulator-name
@@ -63,6 +76,18 @@ patternProperties:
Properties for single BUCK regulator.
properties:
+ op_mode:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
+ default: 1
+ description: |
+ Describes the different operating modes of the regulator with power
+ mode change in SOC. The different possible values are:
+ 0 - always off mode
+ 1 - on in normal mode
+ 2 - low power mode
+ 3 - suspend mode
+
s5m8767,pmic-ext-control-gpios:
maxItems: 1
description: |
diff --git a/Documentation/devicetree/bindings/sound/wlf,wm8962.yaml b/Documentation/devicetree/bindings/sound/wlf,wm8962.yaml
index 0e6249d7c133..5e172e9462b9 100644
--- a/Documentation/devicetree/bindings/sound/wlf,wm8962.yaml
+++ b/Documentation/devicetree/bindings/sound/wlf,wm8962.yaml
@@ -19,6 +19,9 @@ properties:
clocks:
maxItems: 1
+ interrupts:
+ maxItems: 1
+
"#sound-dai-cells":
const: 0
diff --git a/Documentation/devicetree/bindings/spi/spi-rockchip.yaml b/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
index 7f987e79337c..52a78a2e362e 100644
--- a/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
+++ b/Documentation/devicetree/bindings/spi/spi-rockchip.yaml
@@ -33,6 +33,7 @@ properties:
- rockchip,rk3328-spi
- rockchip,rk3368-spi
- rockchip,rk3399-spi
+ - rockchip,rk3568-spi
- rockchip,rv1126-spi
- const: rockchip,rk3066-spi
diff --git a/Documentation/doc-guide/sphinx.rst b/Documentation/doc-guide/sphinx.rst
index ec3e71f56009..e445cb146efe 100644
--- a/Documentation/doc-guide/sphinx.rst
+++ b/Documentation/doc-guide/sphinx.rst
@@ -27,7 +27,7 @@ Sphinx Install
==============
The ReST markups currently used by the Documentation/ files are meant to be
-built with ``Sphinx`` version 1.3 or higher.
+built with ``Sphinx`` version 1.7 or higher.
There's a script that checks for the Sphinx requirements. Please see
:ref:`sphinx-pre-install` for further details.
@@ -43,10 +43,6 @@ or ``virtualenv``, depending on how your distribution packaged Python 3.
.. note::
- #) Sphinx versions below 1.5 don't work properly with Python's
- docutils version 0.13.1 or higher. So, if you're willing to use
- those versions, you should run ``pip install 'docutils==0.12'``.
-
#) It is recommended to use the RTD theme for html output. Depending
on the Sphinx version, it should be installed separately,
with ``pip install sphinx_rtd_theme``.
@@ -55,13 +51,13 @@ or ``virtualenv``, depending on how your distribution packaged Python 3.
those expressions are written using LaTeX notation. It needs texlive
installed with amsfonts and amsmath in order to evaluate them.
-In summary, if you want to install Sphinx version 1.7.9, you should do::
+In summary, if you want to install Sphinx version 2.4.4, you should do::
- $ virtualenv sphinx_1.7.9
- $ . sphinx_1.7.9/bin/activate
- (sphinx_1.7.9) $ pip install -r Documentation/sphinx/requirements.txt
+ $ virtualenv sphinx_2.4.4
+ $ . sphinx_2.4.4/bin/activate
+ (sphinx_2.4.4) $ pip install -r Documentation/sphinx/requirements.txt
-After running ``. sphinx_1.7.9/bin/activate``, the prompt will change,
+After running ``. sphinx_2.4.4/bin/activate``, the prompt will change,
in order to indicate that you're using the new environment. If you
open a new shell, you need to rerun this command to enter again at
the virtual environment before building the documentation.
@@ -81,7 +77,7 @@ output.
PDF and LaTeX builds
--------------------
-Such builds are currently supported only with Sphinx versions 1.4 and higher.
+Such builds are currently supported only with Sphinx versions 2.4 and higher.
For PDF and LaTeX output, you'll also need ``XeLaTeX`` version 3.14159265.
@@ -104,8 +100,8 @@ command line options for your distro::
You should run:
sudo dnf install -y texlive-luatex85
- /usr/bin/virtualenv sphinx_1.7.9
- . sphinx_1.7.9/bin/activate
+ /usr/bin/virtualenv sphinx_2.4.4
+ . sphinx_2.4.4/bin/activate
pip install -r Documentation/sphinx/requirements.txt
Can't build as 1 mandatory dependency is missing at ./scripts/sphinx-pre-install line 468.
diff --git a/Documentation/filesystems/autofs.rst b/Documentation/filesystems/autofs.rst
index 681c6a492bc0..4f490278d22f 100644
--- a/Documentation/filesystems/autofs.rst
+++ b/Documentation/filesystems/autofs.rst
@@ -35,7 +35,7 @@ This document describes only the kernel module and the interactions
required with any user-space program. Subsequent text refers to this
as the "automount daemon" or simply "the daemon".
-"autofs" is a Linux kernel module with provides the "autofs"
+"autofs" is a Linux kernel module which provides the "autofs"
filesystem type. Several "autofs" filesystems can be mounted and they
can each be managed separately, or all managed by the same daemon.
diff --git a/Documentation/filesystems/cifs/ksmbd.rst b/Documentation/filesystems/cifs/ksmbd.rst
index a1326157d53f..b0d354fd8066 100644
--- a/Documentation/filesystems/cifs/ksmbd.rst
+++ b/Documentation/filesystems/cifs/ksmbd.rst
@@ -50,11 +50,11 @@ ksmbd.mountd (user space daemon)
--------------------------------
ksmbd.mountd is userspace process to, transfer user account and password that
-are registered using ksmbd.adduser(part of utils for user space). Further it
+are registered using ksmbd.adduser (part of utils for user space). Further it
allows sharing information parameters that parsed from smb.conf to ksmbd in
kernel. For the execution part it has a daemon which is continuously running
and connected to the kernel interface using netlink socket, it waits for the
-requests(dcerpc and share/user info). It handles RPC calls (at a minimum few
+requests (dcerpc and share/user info). It handles RPC calls (at a minimum few
dozen) that are most important for file server from NetShareEnum and
NetServerGetInfo. Complete DCE/RPC response is prepared from the user space
and passed over to the associated kernel thread for the client.
@@ -154,11 +154,11 @@ Each layer
1. Enable all component prints
# sudo ksmbd.control -d "all"
-2. Enable one of components(smb, auth, vfs, oplock, ipc, conn, rdma)
+2. Enable one of components (smb, auth, vfs, oplock, ipc, conn, rdma)
# sudo ksmbd.control -d "smb"
-3. Show what prints are enable.
- # cat/sys/class/ksmbd-control/debug
+3. Show what prints are enabled.
+ # cat /sys/class/ksmbd-control/debug
[smb] auth vfs oplock ipc conn [rdma]
4. Disable prints:
diff --git a/Documentation/filesystems/netfs_library.rst b/Documentation/filesystems/netfs_library.rst
index bb68d39f03b7..375baca7edcd 100644
--- a/Documentation/filesystems/netfs_library.rst
+++ b/Documentation/filesystems/netfs_library.rst
@@ -1,7 +1,7 @@
.. SPDX-License-Identifier: GPL-2.0
=================================
-NETWORK FILESYSTEM HELPER LIBRARY
+Network Filesystem Helper Library
=================================
.. Contents:
@@ -37,22 +37,22 @@ into a common call framework.
The following services are provided:
- * Handles transparent huge pages (THPs).
+ * Handle folios that span multiple pages.
- * Insulates the netfs from VM interface changes.
+ * Insulate the netfs from VM interface changes.
- * Allows the netfs to arbitrarily split reads up into pieces, even ones that
- don't match page sizes or page alignments and that may cross pages.
+ * Allow the netfs to arbitrarily split reads up into pieces, even ones that
+ don't match folio sizes or folio alignments and that may cross folios.
- * Allows the netfs to expand a readahead request in both directions to meet
- its needs.
+ * Allow the netfs to expand a readahead request in both directions to meet its
+ needs.
- * Allows the netfs to partially fulfil a read, which will then be resubmitted.
+ * Allow the netfs to partially fulfil a read, which will then be resubmitted.
- * Handles local caching, allowing cached data and server-read data to be
+ * Handle local caching, allowing cached data and server-read data to be
interleaved for a single request.
- * Handles clearing of bufferage that aren't on the server.
+ * Handle clearing of bufferage that aren't on the server.
* Handle retrying of reads that failed, switching reads from the cache to the
server as necessary.
@@ -70,22 +70,22 @@ Read Helper Functions
Three read helpers are provided::
- * void netfs_readahead(struct readahead_control *ractl,
- const struct netfs_read_request_ops *ops,
- void *netfs_priv);``
- * int netfs_readpage(struct file *file,
- struct page *page,
- const struct netfs_read_request_ops *ops,
- void *netfs_priv);
- * int netfs_write_begin(struct file *file,
- struct address_space *mapping,
- loff_t pos,
- unsigned int len,
- unsigned int flags,
- struct page **_page,
- void **_fsdata,
- const struct netfs_read_request_ops *ops,
- void *netfs_priv);
+ void netfs_readahead(struct readahead_control *ractl,
+ const struct netfs_read_request_ops *ops,
+ void *netfs_priv);
+ int netfs_readpage(struct file *file,
+ struct folio *folio,
+ const struct netfs_read_request_ops *ops,
+ void *netfs_priv);
+ int netfs_write_begin(struct file *file,
+ struct address_space *mapping,
+ loff_t pos,
+ unsigned int len,
+ unsigned int flags,
+ struct folio **_folio,
+ void **_fsdata,
+ const struct netfs_read_request_ops *ops,
+ void *netfs_priv);
Each corresponds to a VM operation, with the addition of a couple of parameters
for the use of the read helpers:
@@ -103,8 +103,8 @@ Both of these values will be stored into the read request structure.
For ->readahead() and ->readpage(), the network filesystem should just jump
into the corresponding read helper; whereas for ->write_begin(), it may be a
little more complicated as the network filesystem might want to flush
-conflicting writes or track dirty data and needs to put the acquired page if an
-error occurs after calling the helper.
+conflicting writes or track dirty data and needs to put the acquired folio if
+an error occurs after calling the helper.
The helpers manage the read request, calling back into the network filesystem
through the suppplied table of operations. Waits will be performed as
@@ -253,7 +253,7 @@ through which it can issue requests and negotiate::
void (*issue_op)(struct netfs_read_subrequest *subreq);
bool (*is_still_valid)(struct netfs_read_request *rreq);
int (*check_write_begin)(struct file *file, loff_t pos, unsigned len,
- struct page *page, void **_fsdata);
+ struct folio *folio, void **_fsdata);
void (*done)(struct netfs_read_request *rreq);
void (*cleanup)(struct address_space *mapping, void *netfs_priv);
};
@@ -313,13 +313,14 @@ The operations are as follows:
There is no return value; the netfs_subreq_terminated() function should be
called to indicate whether or not the operation succeeded and how much data
- it transferred. The filesystem also should not deal with setting pages
+ it transferred. The filesystem also should not deal with setting folios
uptodate, unlocking them or dropping their refs - the helpers need to deal
with this as they have to coordinate with copying to the local cache.
- Note that the helpers have the pages locked, but not pinned. It is possible
- to use the ITER_XARRAY iov iterator to refer to the range of the inode that
- is being operated upon without the need to allocate large bvec tables.
+ Note that the helpers have the folios locked, but not pinned. It is
+ possible to use the ITER_XARRAY iov iterator to refer to the range of the
+ inode that is being operated upon without the need to allocate large bvec
+ tables.
* ``is_still_valid()``
@@ -330,15 +331,15 @@ The operations are as follows:
* ``check_write_begin()``
[Optional] This is called from the netfs_write_begin() helper once it has
- allocated/grabbed the page to be modified to allow the filesystem to flush
+ allocated/grabbed the folio to be modified to allow the filesystem to flush
conflicting state before allowing it to be modified.
- It should return 0 if everything is now fine, -EAGAIN if the page should be
+ It should return 0 if everything is now fine, -EAGAIN if the folio should be
regrabbed and any other error code to abort the operation.
* ``done``
- [Optional] This is called after the pages in the request have all been
+ [Optional] This is called after the folios in the request have all been
unlocked (and marked uptodate if applicable).
* ``cleanup``
@@ -390,7 +391,7 @@ The read helpers work by the following general procedure:
* If NETFS_SREQ_CLEAR_TAIL was set, a short read will be cleared to the
end of the slice instead of reissuing.
- * Once the data is read, the pages that have been fully read/cleared:
+ * Once the data is read, the folios that have been fully read/cleared:
* Will be marked uptodate.
@@ -398,11 +399,11 @@ The read helpers work by the following general procedure:
* Unlocked
- * Any pages that need writing to the cache will then have DIO writes issued.
+ * Any folios that need writing to the cache will then have DIO writes issued.
* Synchronous operations will wait for reading to be complete.
- * Writes to the cache will proceed asynchronously and the pages will have the
+ * Writes to the cache will proceed asynchronously and the folios will have the
PG_fscache mark removed when that completes.
* The request structures will be cleaned up when everything has completed.
@@ -452,6 +453,9 @@ operation table looks like the following::
netfs_io_terminated_t term_func,
void *term_func_priv);
+ int (*prepare_write)(struct netfs_cache_resources *cres,
+ loff_t *_start, size_t *_len, loff_t i_size);
+
int (*write)(struct netfs_cache_resources *cres,
loff_t start_pos,
struct iov_iter *iter,
@@ -509,6 +513,14 @@ The methods defined in the table are:
indicating whether the termination is definitely happening in the caller's
context.
+ * ``prepare_write()``
+
+ [Required] Called to adjust a write to the cache and check that there is
+ sufficient space in the cache. The start and length values indicate the
+ size of the write that netfslib is proposing, and this can be adjusted by
+ the cache to respect DIO boundaries. The file size is passed for
+ information.
+
* ``write()``
[Required] Called to write to the cache. The start file offset is given
@@ -525,4 +537,9 @@ not the read request structure as they could be used in other situations where
there isn't a read request structure as well, such as writing dirty data to the
cache.
+
+API Function Reference
+======================
+
.. kernel-doc:: include/linux/netfs.h
+.. kernel-doc:: fs/netfs/read_helper.c
diff --git a/Documentation/i2c/smbus-protocol.rst b/Documentation/i2c/smbus-protocol.rst
index 9e07e6bbe6a3..00d8e17d0aca 100644
--- a/Documentation/i2c/smbus-protocol.rst
+++ b/Documentation/i2c/smbus-protocol.rst
@@ -36,6 +36,8 @@ Key to symbols
=============== =============================================================
S Start condition
+Sr Repeated start condition, used to switch from write to
+ read mode.
P Stop condition
Rd/Wr (1 bit) Read/Write bit. Rd equals 1, Wr equals 0.
A, NA (1 bit) Acknowledge (ACK) and Not Acknowledge (NACK) bit
@@ -100,7 +102,7 @@ Implemented by i2c_smbus_read_byte_data()
This reads a single byte from a device, from a designated register.
The register is specified through the Comm byte::
- S Addr Wr [A] Comm [A] S Addr Rd [A] [Data] NA P
+ S Addr Wr [A] Comm [A] Sr Addr Rd [A] [Data] NA P
Functionality flag: I2C_FUNC_SMBUS_READ_BYTE_DATA
@@ -114,7 +116,7 @@ This operation is very like Read Byte; again, data is read from a
device, from a designated register that is specified through the Comm
byte. But this time, the data is a complete word (16 bits)::
- S Addr Wr [A] Comm [A] S Addr Rd [A] [DataLow] A [DataHigh] NA P
+ S Addr Wr [A] Comm [A] Sr Addr Rd [A] [DataLow] A [DataHigh] NA P
Functionality flag: I2C_FUNC_SMBUS_READ_WORD_DATA
@@ -164,7 +166,7 @@ This command selects a device register (through the Comm byte), sends
16 bits of data to it, and reads 16 bits of data in return::
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A]
- S Addr Rd [A] [DataLow] A [DataHigh] NA P
+ Sr Addr Rd [A] [DataLow] A [DataHigh] NA P
Functionality flag: I2C_FUNC_SMBUS_PROC_CALL
@@ -181,7 +183,7 @@ of data is specified by the device in the Count byte.
::
S Addr Wr [A] Comm [A]
- S Addr Rd [A] [Count] A [Data] A [Data] A ... A [Data] NA P
+ Sr Addr Rd [A] [Count] A [Data] A [Data] A ... A [Data] NA P
Functionality flag: I2C_FUNC_SMBUS_READ_BLOCK_DATA
@@ -212,7 +214,7 @@ This command selects a device register (through the Comm byte), sends
1 to 31 bytes of data to it, and reads 1 to 31 bytes of data in return::
S Addr Wr [A] Comm [A] Count [A] Data [A] ...
- S Addr Rd [A] [Count] A [Data] ... A P
+ Sr Addr Rd [A] [Count] A [Data] ... A P
Functionality flag: I2C_FUNC_SMBUS_BLOCK_PROC_CALL
@@ -300,7 +302,7 @@ This command reads a block of bytes from a device, from a
designated register that is specified through the Comm byte::
S Addr Wr [A] Comm [A]
- S Addr Rd [A] [Data] A [Data] A ... A [Data] NA P
+ Sr Addr Rd [A] [Data] A [Data] A ... A [Data] NA P
Functionality flag: I2C_FUNC_SMBUS_READ_I2C_BLOCK
diff --git a/Documentation/i2c/summary.rst b/Documentation/i2c/summary.rst
index 136c4e333be7..786c618ba3be 100644
--- a/Documentation/i2c/summary.rst
+++ b/Documentation/i2c/summary.rst
@@ -11,9 +11,11 @@ systems. Some systems use variants that don't meet branding requirements,
and so are not advertised as being I2C but come under different names,
e.g. TWI (Two Wire Interface), IIC.
-The official I2C specification is the `"I2C-bus specification and user
-manual" (UM10204) <https://www.nxp.com/docs/en/user-guide/UM10204.pdf>`_
-published by NXP Semiconductors.
+The latest official I2C specification is the `"I2C-bus specification and user
+manual" (UM10204) <https://www.nxp.com/webapp/Download?colCode=UM10204>`_
+published by NXP Semiconductors. However, you need to log-in to the site to
+access the PDF. An older version of the specification (revision 6) is archived
+`here <https://web.archive.org/web/20210813122132/https://www.nxp.com/docs/en/user-guide/UM10204.pdf>`_.
SMBus (System Management Bus) is based on the I2C protocol, and is mostly
a subset of I2C protocols and signaling. Many I2C devices will work on an
diff --git a/Documentation/locking/locktypes.rst b/Documentation/locking/locktypes.rst
index ddada4a53749..4fd7b70fcde1 100644
--- a/Documentation/locking/locktypes.rst
+++ b/Documentation/locking/locktypes.rst
@@ -439,11 +439,9 @@ preemption. The following substitution works on both kernels::
spin_lock(&p->lock);
p->count += this_cpu_read(var2);
-On a non-PREEMPT_RT kernel migrate_disable() maps to preempt_disable()
-which makes the above code fully equivalent. On a PREEMPT_RT kernel
migrate_disable() ensures that the task is pinned on the current CPU which
in turn guarantees that the per-CPU access to var1 and var2 are staying on
-the same CPU.
+the same CPU while the task remains preemptible.
The migrate_disable() substitution is not valid for the following
scenario::
@@ -456,9 +454,8 @@ scenario::
p = this_cpu_ptr(&var1);
p->val = func2();
-While correct on a non-PREEMPT_RT kernel, this breaks on PREEMPT_RT because
-here migrate_disable() does not protect against reentrancy from a
-preempting task. A correct substitution for this case is::
+This breaks because migrate_disable() does not protect against reentrancy from
+a preempting task. A correct substitution for this case is::
func()
{
diff --git a/Documentation/networking/bonding.rst b/Documentation/networking/bonding.rst
index 31cfd7d674a6..c0a789b00806 100644
--- a/Documentation/networking/bonding.rst
+++ b/Documentation/networking/bonding.rst
@@ -196,11 +196,12 @@ ad_actor_sys_prio
ad_actor_system
In an AD system, this specifies the mac-address for the actor in
- protocol packet exchanges (LACPDUs). The value cannot be NULL or
- multicast. It is preferred to have the local-admin bit set for this
- mac but driver does not enforce it. If the value is not given then
- system defaults to using the masters' mac address as actors' system
- address.
+ protocol packet exchanges (LACPDUs). The value cannot be a multicast
+ address. If the all-zeroes MAC is specified, bonding will internally
+ use the MAC of the bond itself. It is preferred to have the
+ local-admin bit set for this mac but driver does not enforce it. If
+ the value is not given then system defaults to using the masters'
+ mac address as actors' system address.
This parameter has effect only in 802.3ad mode and is available through
SysFs interface.
diff --git a/Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst b/Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst
index d638b5a8aadd..199647729251 100644
--- a/Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst
+++ b/Documentation/networking/device_drivers/ethernet/freescale/dpaa2/overview.rst
@@ -183,6 +183,7 @@ PHY and allows physical transmission and reception of Ethernet frames.
IRQ config, enable, reset
DPNI (Datapath Network Interface)
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Contains TX/RX queues, network interface configuration, and RX buffer pool
configuration mechanisms. The TX/RX queues are in memory and are identified
by queue number.
diff --git a/Documentation/networking/device_drivers/ethernet/intel/ixgbe.rst b/Documentation/networking/device_drivers/ethernet/intel/ixgbe.rst
index f1d5233e5e51..0a233b17c664 100644
--- a/Documentation/networking/device_drivers/ethernet/intel/ixgbe.rst
+++ b/Documentation/networking/device_drivers/ethernet/intel/ixgbe.rst
@@ -440,6 +440,22 @@ NOTE: For 82599-based network connections, if you are enabling jumbo frames in
a virtual function (VF), jumbo frames must first be enabled in the physical
function (PF). The VF MTU setting cannot be larger than the PF MTU.
+NBASE-T Support
+---------------
+The ixgbe driver supports NBASE-T on some devices. However, the advertisement
+of NBASE-T speeds is suppressed by default, to accommodate broken network
+switches which cannot cope with advertised NBASE-T speeds. Use the ethtool
+command to enable advertising NBASE-T speeds on devices which support it::
+
+ ethtool -s eth? advertise 0x1800000001028
+
+On Linux systems with INTERFACES(5), this can be specified as a pre-up command
+in /etc/network/interfaces so that the interface is always brought up with
+NBASE-T support, e.g.::
+
+ iface eth? inet dhcp
+ pre-up ethtool -s eth? advertise 0x1800000001028 || true
+
Generic Receive Offload, aka GRO
--------------------------------
The driver supports the in-kernel software implementation of GRO. GRO has
diff --git a/Documentation/networking/ip-sysctl.rst b/Documentation/networking/ip-sysctl.rst
index c04431144f7a..2572eecc3e86 100644
--- a/Documentation/networking/ip-sysctl.rst
+++ b/Documentation/networking/ip-sysctl.rst
@@ -25,7 +25,8 @@ ip_default_ttl - INTEGER
ip_no_pmtu_disc - INTEGER
Disable Path MTU Discovery. If enabled in mode 1 and a
fragmentation-required ICMP is received, the PMTU to this
- destination will be set to min_pmtu (see below). You will need
+ destination will be set to the smallest of the old MTU to
+ this destination and min_pmtu (see below). You will need
to raise min_pmtu to the smallest interface MTU on your system
manually if you want to avoid locally generated fragments.
@@ -49,7 +50,8 @@ ip_no_pmtu_disc - INTEGER
Default: FALSE
min_pmtu - INTEGER
- default 552 - minimum discovered Path MTU
+ default 552 - minimum Path MTU. Unless this is changed mannually,
+ each cached pmtu will never be lower than this setting.
ip_forward_use_pmtu - BOOLEAN
By default we don't trust protocol path MTUs while forwarding
diff --git a/Documentation/networking/ipvs-sysctl.rst b/Documentation/networking/ipvs-sysctl.rst
index 95ef56d62077..387fda80f05f 100644
--- a/Documentation/networking/ipvs-sysctl.rst
+++ b/Documentation/networking/ipvs-sysctl.rst
@@ -37,8 +37,7 @@ conn_reuse_mode - INTEGER
0: disable any special handling on port reuse. The new
connection will be delivered to the same real server that was
- servicing the previous connection. This will effectively
- disable expire_nodest_conn.
+ servicing the previous connection.
bit 1: enable rescheduling of new connections when it is safe.
That is, whenever expire_nodest_conn and for TCP sockets, when
diff --git a/Documentation/networking/timestamping.rst b/Documentation/networking/timestamping.rst
index a722eb30e014..f5809206eb93 100644
--- a/Documentation/networking/timestamping.rst
+++ b/Documentation/networking/timestamping.rst
@@ -486,8 +486,8 @@ of packets.
Drivers are free to use a more permissive configuration than the requested
configuration. It is expected that drivers should only implement directly the
most generic mode that can be supported. For example if the hardware can
-support HWTSTAMP_FILTER_V2_EVENT, then it should generally always upscale
-HWTSTAMP_FILTER_V2_L2_SYNC_MESSAGE, and so forth, as HWTSTAMP_FILTER_V2_EVENT
+support HWTSTAMP_FILTER_PTP_V2_EVENT, then it should generally always upscale
+HWTSTAMP_FILTER_PTP_V2_L2_SYNC, and so forth, as HWTSTAMP_FILTER_PTP_V2_EVENT
is more generic (and more useful to applications).
A driver which supports hardware time stamping shall update the struct
@@ -582,8 +582,8 @@ Time stamps for outgoing packets are to be generated as follows:
and hardware timestamping is not possible (SKBTX_IN_PROGRESS not set).
- As soon as the driver has sent the packet and/or obtained a
hardware time stamp for it, it passes the time stamp back by
- calling skb_hwtstamp_tx() with the original skb, the raw
- hardware time stamp. skb_hwtstamp_tx() clones the original skb and
+ calling skb_tstamp_tx() with the original skb, the raw
+ hardware time stamp. skb_tstamp_tx() clones the original skb and
adds the timestamps, therefore the original skb has to be freed now.
If obtaining the hardware time stamp somehow fails, then the driver
should not fall back to software time stamping. The rationale is that
diff --git a/Documentation/power/energy-model.rst b/Documentation/power/energy-model.rst
index 8a2788afe89b..5ac62a7b4b7c 100644
--- a/Documentation/power/energy-model.rst
+++ b/Documentation/power/energy-model.rst
@@ -84,6 +84,16 @@ CONFIG_ENERGY_MODEL must be enabled to use the EM framework.
2.2 Registration of performance domains
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Registration of 'advanced' EM
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The 'advanced' EM gets it's name due to the fact that the driver is allowed
+to provide more precised power model. It's not limited to some implemented math
+formula in the framework (like it's in 'simple' EM case). It can better reflect
+the real power measurements performed for each performance state. Thus, this
+registration method should be preferred in case considering EM static power
+(leakage) is important.
+
Drivers are expected to register performance domains into the EM framework by
calling the following API::
@@ -103,6 +113,18 @@ to: return warning/error, stop working or panic.
See Section 3. for an example of driver implementing this
callback, or Section 2.4 for further documentation on this API
+Registration of 'simple' EM
+~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+The 'simple' EM is registered using the framework helper function
+cpufreq_register_em_with_opp(). It implements a power model which is tight to
+math formula::
+
+ Power = C * V^2 * f
+
+The EM which is registered using this method might not reflect correctly the
+physics of a real device, e.g. when static power (leakage) is important.
+
2.3 Accessing performance domains
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
@@ -138,6 +160,10 @@ or in Section 2.4
3. Example driver
-----------------
+The CPUFreq framework supports dedicated callback for registering
+the EM for a given CPU(s) 'policy' object: cpufreq_driver::register_em().
+That callback has to be implemented properly for a given driver,
+because the framework would call it at the right time during setup.
This section provides a simple example of a CPUFreq driver registering a
performance domain in the Energy Model framework using the (fake) 'foo'
protocol. The driver implements an est_power() function to be provided to the
@@ -167,25 +193,22 @@ EM framework::
20 return 0;
21 }
22
- 23 static int foo_cpufreq_init(struct cpufreq_policy *policy)
+ 23 static void foo_cpufreq_register_em(struct cpufreq_policy *policy)
24 {
25 struct em_data_callback em_cb = EM_DATA_CB(est_power);
26 struct device *cpu_dev;
- 27 int nr_opp, ret;
+ 27 int nr_opp;
28
29 cpu_dev = get_cpu_device(cpumask_first(policy->cpus));
30
- 31 /* Do the actual CPUFreq init work ... */
- 32 ret = do_foo_cpufreq_init(policy);
- 33 if (ret)
- 34 return ret;
- 35
- 36 /* Find the number of OPPs for this policy */
- 37 nr_opp = foo_get_nr_opp(policy);
+ 31 /* Find the number of OPPs for this policy */
+ 32 nr_opp = foo_get_nr_opp(policy);
+ 33
+ 34 /* And register the new performance domain */
+ 35 em_dev_register_perf_domain(cpu_dev, nr_opp, &em_cb, policy->cpus,
+ 36 true);
+ 37 }
38
- 39 /* And register the new performance domain */
- 40 em_dev_register_perf_domain(cpu_dev, nr_opp, &em_cb, policy->cpus,
- 41 true);
- 42
- 43 return 0;
- 44 }
+ 39 static struct cpufreq_driver foo_cpufreq_driver = {
+ 40 .register_em = foo_cpufreq_register_em,
+ 41 };
diff --git a/Documentation/process/changes.rst b/Documentation/process/changes.rst
index e35ab74a0f80..cf908d79666e 100644
--- a/Documentation/process/changes.rst
+++ b/Documentation/process/changes.rst
@@ -35,6 +35,7 @@ GNU make 3.81 make --version
binutils 2.23 ld -v
flex 2.5.35 flex --version
bison 2.0 bison --version
+pahole 1.16 pahole --version
util-linux 2.10o fdformat --version
kmod 13 depmod -V
e2fsprogs 1.41.4 e2fsck -V
@@ -54,7 +55,7 @@ mcelog 0.6 mcelog --version
iptables 1.4.2 iptables -V
openssl & libcrypto 1.0.0 openssl version
bc 1.06.95 bc --version
-Sphinx\ [#f1]_ 1.3 sphinx-build --version
+Sphinx\ [#f1]_ 1.7 sphinx-build --version
====================== =============== ========================================
.. [#f1] Sphinx is needed only to build the Kernel documentation
@@ -108,6 +109,16 @@ Bison
Since Linux 4.16, the build system generates parsers
during build. This requires bison 2.0 or later.
+pahole:
+-------
+
+Since Linux 5.2, if CONFIG_DEBUG_INFO_BTF is selected, the build system
+generates BTF (BPF Type Format) from DWARF in vmlinux, a bit later from kernel
+modules as well. This requires pahole v1.16 or later.
+
+It is found in the 'dwarves' or 'pahole' distro packages or from
+https://fedorapeople.org/~acme/dwarves/.
+
Perl
----
diff --git a/Documentation/process/submitting-patches.rst b/Documentation/process/submitting-patches.rst
index a0cc96923ea7..6b3aaed66fba 100644
--- a/Documentation/process/submitting-patches.rst
+++ b/Documentation/process/submitting-patches.rst
@@ -14,7 +14,8 @@ works, see Documentation/process/development-process.rst. Also, read
Documentation/process/submit-checklist.rst
for a list of items to check before submitting code. If you are submitting
a driver, also read Documentation/process/submitting-drivers.rst; for device
-tree binding patches, read Documentation/process/submitting-patches.rst.
+tree binding patches, read
+Documentation/devicetree/bindings/submitting-patches.rst.
This documentation assumes that you're using ``git`` to prepare your patches.
If you're unfamiliar with ``git``, you would be well-advised to learn how to
@@ -22,8 +23,8 @@ use it, it will make your life as a kernel developer and in general much
easier.
Some subsystems and maintainer trees have additional information about
-their workflow and expectations, see :ref:`Documentation/process/maintainer
-handbooks <maintainer_handbooks_main>`.
+their workflow and expectations, see
+:ref:`Documentation/process/maintainer-handbooks.rst <maintainer_handbooks_main>`.
Obtain a current source tree
----------------------------
diff --git a/Documentation/sound/hd-audio/models.rst b/Documentation/sound/hd-audio/models.rst
index 0ea967d34583..d25335993e55 100644
--- a/Documentation/sound/hd-audio/models.rst
+++ b/Documentation/sound/hd-audio/models.rst
@@ -326,6 +326,8 @@ usi-headset
Headset support on USI machines
dual-codecs
Lenovo laptops with dual codecs
+alc285-hp-amp-init
+ HP laptops which require speaker amplifier initialization (ALC285)
ALC680
======
diff --git a/Documentation/trace/ftrace.rst b/Documentation/trace/ftrace.rst
index 4e5b26f03d5b..b3166c4a7867 100644
--- a/Documentation/trace/ftrace.rst
+++ b/Documentation/trace/ftrace.rst
@@ -2442,11 +2442,10 @@ Or this simple script!
#!/bin/bash
tracefs=`sed -ne 's/^tracefs \(.*\) tracefs.*/\1/p' /proc/mounts`
- echo nop > $tracefs/tracing/current_tracer
- echo 0 > $tracefs/tracing/tracing_on
- echo $$ > $tracefs/tracing/set_ftrace_pid
- echo function > $tracefs/tracing/current_tracer
- echo 1 > $tracefs/tracing/tracing_on
+ echo 0 > $tracefs/tracing_on
+ echo $$ > $tracefs/set_ftrace_pid
+ echo function > $tracefs/current_tracer
+ echo 1 > $tracefs/tracing_on
exec "$@"
diff --git a/Documentation/translations/it_IT/doc-guide/sphinx.rst b/Documentation/translations/it_IT/doc-guide/sphinx.rst
index 0046d75d9a70..9762452c584c 100644
--- a/Documentation/translations/it_IT/doc-guide/sphinx.rst
+++ b/Documentation/translations/it_IT/doc-guide/sphinx.rst
@@ -35,7 +35,7 @@ Installazione Sphinx
====================
I marcatori ReST utilizzati nei file in Documentation/ sono pensati per essere
-processati da ``Sphinx`` nella versione 1.3 o superiore.
+processati da ``Sphinx`` nella versione 1.7 o superiore.
Esiste uno script che verifica i requisiti Sphinx. Per ulteriori dettagli
consultate :ref:`it_sphinx-pre-install`.
@@ -53,11 +53,6 @@ pacchettizzato dalla vostra distribuzione.
.. note::
- #) Le versioni di Sphinx inferiori alla 1.5 non funzionano bene
- con il pacchetto Python docutils versione 0.13.1 o superiore.
- Se volete usare queste versioni, allora dovere eseguire
- ``pip install 'docutils==0.12'``.
-
#) Viene raccomandato l'uso del tema RTD per la documentazione in HTML.
A seconda della versione di Sphinx, potrebbe essere necessaria
l'installazione tramite il comando ``pip install sphinx_rtd_theme``.
@@ -67,13 +62,13 @@ pacchettizzato dalla vostra distribuzione.
utilizzando LaTeX. Per una corretta interpretazione, è necessario aver
installato texlive con i pacchetti amdfonts e amsmath.
-Riassumendo, se volete installare la versione 1.7.9 di Sphinx dovete eseguire::
+Riassumendo, se volete installare la versione 2.4.4 di Sphinx dovete eseguire::
- $ virtualenv sphinx_1.7.9
- $ . sphinx_1.7.9/bin/activate
- (sphinx_1.7.9) $ pip install -r Documentation/sphinx/requirements.txt
+ $ virtualenv sphinx_2.4.4
+ $ . sphinx_2.4.4/bin/activate
+ (sphinx_2.4.4) $ pip install -r Documentation/sphinx/requirements.txt
-Dopo aver eseguito ``. sphinx_1.7.9/bin/activate``, il prompt cambierà per
+Dopo aver eseguito ``. sphinx_2.4.4/bin/activate``, il prompt cambierà per
indicare che state usando il nuovo ambiente. Se aprite un nuova sessione,
prima di generare la documentazione, dovrete rieseguire questo comando per
rientrare nell'ambiente virtuale.
@@ -94,7 +89,7 @@ Generazione in PDF e LaTeX
--------------------------
Al momento, la generazione di questi documenti è supportata solo dalle
-versioni di Sphinx superiori alla 1.4.
+versioni di Sphinx superiori alla 2.4.
Per la generazione di PDF e LaTeX, avrete bisogno anche del pacchetto
``XeLaTeX`` nella versione 3.14159265
@@ -119,8 +114,8 @@ l'installazione::
You should run:
sudo dnf install -y texlive-luatex85
- /usr/bin/virtualenv sphinx_1.7.9
- . sphinx_1.7.9/bin/activate
+ /usr/bin/virtualenv sphinx_2.4.4
+ . sphinx_2.4.4/bin/activate
pip install -r Documentation/sphinx/requirements.txt
Can't build as 1 mandatory dependency is missing at ./scripts/sphinx-pre-install line 468.
diff --git a/Documentation/translations/it_IT/process/changes.rst b/Documentation/translations/it_IT/process/changes.rst
index 87d081889bfc..dc7193377b7f 100644
--- a/Documentation/translations/it_IT/process/changes.rst
+++ b/Documentation/translations/it_IT/process/changes.rst
@@ -57,7 +57,7 @@ mcelog 0.6 mcelog --version
iptables 1.4.2 iptables -V
openssl & libcrypto 1.0.0 openssl version
bc 1.06.95 bc --version
-Sphinx\ [#f1]_ 1.3 sphinx-build --version
+Sphinx\ [#f1]_ 1.7 sphinx-build --version
====================== ================= ========================================
.. [#f1] Sphinx è necessario solo per produrre la documentazione del Kernel
diff --git a/Documentation/translations/zh_CN/doc-guide/sphinx.rst b/Documentation/translations/zh_CN/doc-guide/sphinx.rst
index 951595c7d599..23eac67fbc30 100644
--- a/Documentation/translations/zh_CN/doc-guide/sphinx.rst
+++ b/Documentation/translations/zh_CN/doc-guide/sphinx.rst
@@ -26,7 +26,7 @@ reStructuredText文件可能包含包含来自源文件的结构化文档注释
安装Sphinx
==========
-Documentation/ 下的ReST文件现在使用sphinx1.3或更高版本构建。
+Documentation/ 下的ReST文件现在使用sphinx1.7或更高版本构建。
这有一个脚本可以检查Sphinx的依赖项。更多详细信息见
:ref:`sphinx-pre-install_zh` 。
@@ -40,22 +40,19 @@ Documentation/ 下的ReST文件现在使用sphinx1.3或更高版本构建。
.. note::
- #) 低于1.5版本的Sphinx无法与Python的0.13.1或更高版本docutils一起正常工作。
- 如果您想使用这些版本,那么应该运行 ``pip install 'docutils==0.12'`` 。
-
#) html输出建议使用RTD主题。根据Sphinx版本的不同,它应该用
``pip install sphinx_rtd_theme`` 单独安装。
#) 一些ReST页面包含数学表达式。由于Sphinx的工作方式,这些表达式是使用 LaTeX
编写的。它需要安装amsfonts和amsmath宏包,以便显示。
-总之,如您要安装Sphinx 1.7.9版本,应执行::
+总之,如您要安装Sphinx 2.4.4版本,应执行::
- $ virtualenv sphinx_1.7.9
- $ . sphinx_1.7.9/bin/activate
- (sphinx_1.7.9) $ pip install -r Documentation/sphinx/requirements.txt
+ $ virtualenv sphinx_2.4.4
+ $ . sphinx_2.4.4/bin/activate
+ (sphinx_2.4.4) $ pip install -r Documentation/sphinx/requirements.txt
-在运行 ``. sphinx_1.7.9/bin/activate`` 之后,提示符将变化,以指示您正在使用新
+在运行 ``. sphinx_2.4.4/bin/activate`` 之后,提示符将变化,以指示您正在使用新
环境。如果您打开了一个新的shell,那么在构建文档之前,您需要重新运行此命令以再
次进入虚拟环境中。
@@ -71,7 +68,7 @@ Documentation/ 下的ReST文件现在使用sphinx1.3或更高版本构建。
PDF和LaTeX构建
--------------
-目前只有Sphinx 1.4及更高版本才支持这种构建。
+目前只有Sphinx 2.4及更高版本才支持这种构建。
对于PDF和LaTeX输出,还需要 ``XeLaTeX`` 3.14159265版本。(译注:此版本号真实
存在)
@@ -93,8 +90,8 @@ PDF和LaTeX构建
You should run:
sudo dnf install -y texlive-luatex85
- /usr/bin/virtualenv sphinx_1.7.9
- . sphinx_1.7.9/bin/activate
+ /usr/bin/virtualenv sphinx_2.4.4
+ . sphinx_2.4.4/bin/activate
pip install -r Documentation/sphinx/requirements.txt
Can't build as 1 mandatory dependency is missing at ./scripts/sphinx-pre-install line 468.
diff --git a/Documentation/translations/zh_CN/process/management-style.rst b/Documentation/translations/zh_CN/process/management-style.rst
index c6a5bb285797..8053ae474328 100644
--- a/Documentation/translations/zh_CN/process/management-style.rst
+++ b/Documentation/translations/zh_CN/process/management-style.rst
@@ -36,14 +36,14 @@ Linux内核管理风格
每个人都认为管理者做决定,而且决策很重要。决定越大越痛苦,管理者就必须越高级。
这很明显,但事实并非如此。
-游戏的名字是 **避免** 做出决定。尤其是,如果有人告诉你“选择(a)或(b),
+最重要的是 **避免** 做出决定。尤其是,如果有人告诉你“选择(a)或(b),
我们真的需要你来做决定”,你就是陷入麻烦的管理者。你管理的人比你更了解细节,
所以如果他们来找你做技术决策,你完蛋了。你显然没有能力为他们做这个决定。
(推论:如果你管理的人不比你更了解细节,你也会被搞砸,尽管原因完全不同。
也就是说,你的工作是错的,他们应该管理你的才智)
-所以游戏的名字是 **避免** 做出决定,至少是那些大而痛苦的决定。做一些小的
+所以最重要的是 **避免** 做出决定,至少是那些大而痛苦的决定。做一些小的
和非结果性的决定是很好的,并且使您看起来好像知道自己在做什么,所以内核管理者
需要做的是将那些大的和痛苦的决定变成那些没有人真正关心的小事情。
diff --git a/MAINTAINERS b/MAINTAINERS
index 7a2345ce8521..dd36acc87ce6 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -2263,6 +2263,15 @@ L: linux-iio@vger.kernel.org
S: Maintained
F: drivers/counter/microchip-tcb-capture.c
+ARM/MILBEAUT ARCHITECTURE
+M: Taichi Sugaya <sugaya.taichi@socionext.com>
+M: Takao Orito <orito.takao@socionext.com>
+L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S: Maintained
+F: arch/arm/boot/dts/milbeaut*
+F: arch/arm/mach-milbeaut/
+N: milbeaut
+
ARM/MIOA701 MACHINE SUPPORT
M: Robert Jarzmik <robert.jarzmik@free.fr>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
@@ -2729,10 +2738,11 @@ S: Maintained
F: drivers/memory/*emif*
ARM/TEXAS INSTRUMENT KEYSTONE ARCHITECTURE
+M: Nishanth Menon <nm@ti.com>
M: Santosh Shilimkar <ssantosh@kernel.org>
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/ti/linux.git
F: arch/arm/boot/dts/keystone-*
F: arch/arm/mach-keystone/
@@ -3056,7 +3066,7 @@ F: Documentation/devicetree/bindings/phy/phy-ath79-usb.txt
F: drivers/phy/qualcomm/phy-ath79-usb.c
ATHEROS ATH GENERIC UTILITIES
-M: Kalle Valo <kvalo@codeaurora.org>
+M: Kalle Valo <kvalo@kernel.org>
L: linux-wireless@vger.kernel.org
S: Supported
F: drivers/net/wireless/ath/*
@@ -3071,7 +3081,7 @@ W: https://wireless.wiki.kernel.org/en/users/Drivers/ath5k
F: drivers/net/wireless/ath/ath5k/
ATHEROS ATH6KL WIRELESS DRIVER
-M: Kalle Valo <kvalo@codeaurora.org>
+M: Kalle Valo <kvalo@kernel.org>
L: linux-wireless@vger.kernel.org
S: Supported
W: https://wireless.wiki.kernel.org/en/users/Drivers/ath6kl
@@ -3570,13 +3580,14 @@ L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/broadcom/b44.*
-BROADCOM B53 ETHERNET SWITCH DRIVER
+BROADCOM B53/SF2 ETHERNET SWITCH DRIVER
M: Florian Fainelli <f.fainelli@gmail.com>
L: netdev@vger.kernel.org
L: openwrt-devel@lists.openwrt.org (subscribers-only)
S: Supported
F: Documentation/devicetree/bindings/net/dsa/brcm,b53.yaml
F: drivers/net/dsa/b53/*
+F: drivers/net/dsa/bcm_sf2*
F: include/linux/dsa/brcm.h
F: include/linux/platform_data/b53.h
@@ -3733,7 +3744,7 @@ F: drivers/scsi/bnx2i/
BROADCOM BNX2X 10 GIGABIT ETHERNET DRIVER
M: Ariel Elior <aelior@marvell.com>
M: Sudarsana Kalluru <skalluru@marvell.com>
-M: GR-everest-linux-l2@marvell.com
+M: Manish Chopra <manishc@marvell.com>
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/broadcom/bnx2x/
@@ -3758,7 +3769,8 @@ S: Supported
F: drivers/net/wireless/broadcom/brcm80211/
BROADCOM BRCMSTB GPIO DRIVER
-M: Gregory Fong <gregory.0xf0@gmail.com>
+M: Doug Berger <opendmb@gmail.com>
+M: Florian Fainelli <f.fainelli@gmail.com>
L: bcm-kernel-feedback-list@broadcom.com
S: Supported
F: Documentation/devicetree/bindings/gpio/brcm,brcmstb-gpio.txt
@@ -9318,7 +9330,6 @@ S: Maintained
F: drivers/iio/pressure/dps310.c
INFINIBAND SUBSYSTEM
-M: Doug Ledford <dledford@redhat.com>
M: Jason Gunthorpe <jgg@nvidia.com>
L: linux-rdma@vger.kernel.org
S: Supported
@@ -10269,9 +10280,9 @@ F: lib/Kconfig.kcsan
F: scripts/Makefile.kcsan
KDUMP
-M: Dave Young <dyoung@redhat.com>
M: Baoquan He <bhe@redhat.com>
R: Vivek Goyal <vgoyal@redhat.com>
+R: Dave Young <dyoung@redhat.com>
L: kexec@lists.infradead.org
S: Maintained
W: http://lse.sourceforge.net/kdump/
@@ -10445,7 +10456,7 @@ F: arch/riscv/include/uapi/asm/kvm*
F: arch/riscv/kvm/
KERNEL VIRTUAL MACHINE for s390 (KVM/s390)
-M: Christian Borntraeger <borntraeger@de.ibm.com>
+M: Christian Borntraeger <borntraeger@linux.ibm.com>
M: Janosch Frank <frankja@linux.ibm.com>
R: David Hildenbrand <david@redhat.com>
R: Claudio Imbrenda <imbrenda@linux.ibm.com>
@@ -12169,8 +12180,8 @@ F: drivers/net/ethernet/mellanox/mlx5/core/fpga/*
F: include/linux/mlx5/mlx5_ifc_fpga.h
MELLANOX ETHERNET SWITCH DRIVERS
-M: Jiri Pirko <jiri@nvidia.com>
M: Ido Schimmel <idosch@nvidia.com>
+M: Petr Machata <petrm@nvidia.com>
L: netdev@vger.kernel.org
S: Supported
W: http://www.mellanox.com
@@ -13238,7 +13249,7 @@ F: include/uapi/linux/if_*
F: include/uapi/linux/netdevice.h
NETWORKING DRIVERS (WIRELESS)
-M: Kalle Valo <kvalo@codeaurora.org>
+M: Kalle Valo <kvalo@kernel.org>
L: linux-wireless@vger.kernel.org
S: Maintained
Q: http://patchwork.kernel.org/project/linux-wireless/list/
@@ -14835,7 +14846,7 @@ PCIE DRIVER FOR MEDIATEK
M: Ryder Lee <ryder.lee@mediatek.com>
M: Jianjun Wang <jianjun.wang@mediatek.com>
L: linux-pci@vger.kernel.org
-L: linux-mediatek@lists.infradead.org
+L: linux-mediatek@lists.infradead.org (moderated for non-subscribers)
S: Supported
F: Documentation/devicetree/bindings/pci/mediatek*
F: drivers/pci/controller/*mediatek*
@@ -15593,7 +15604,7 @@ F: drivers/scsi/qedi/
QLOGIC QL4xxx ETHERNET DRIVER
M: Ariel Elior <aelior@marvell.com>
-M: GR-everest-linux-l2@marvell.com
+M: Manish Chopra <manishc@marvell.com>
L: netdev@vger.kernel.org
S: Supported
F: drivers/net/ethernet/qlogic/qed/
@@ -15694,7 +15705,7 @@ T: git git://linuxtv.org/anttip/media_tree.git
F: drivers/media/tuners/qt1010*
QUALCOMM ATHEROS ATH10K WIRELESS DRIVER
-M: Kalle Valo <kvalo@codeaurora.org>
+M: Kalle Valo <kvalo@kernel.org>
L: ath10k@lists.infradead.org
S: Supported
W: https://wireless.wiki.kernel.org/en/users/Drivers/ath10k
@@ -15702,7 +15713,7 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
F: drivers/net/wireless/ath/ath10k/
QUALCOMM ATHEROS ATH11K WIRELESS DRIVER
-M: Kalle Valo <kvalo@codeaurora.org>
+M: Kalle Valo <kvalo@kernel.org>
L: ath11k@lists.infradead.org
S: Supported
T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git
@@ -15760,6 +15771,15 @@ S: Maintained
F: Documentation/devicetree/bindings/net/qcom,ethqos.txt
F: drivers/net/ethernet/stmicro/stmmac/dwmac-qcom-ethqos.c
+QUALCOMM FASTRPC DRIVER
+M: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
+M: Amol Maheshwari <amahesh@qti.qualcomm.com>
+L: linux-arm-msm@vger.kernel.org
+S: Maintained
+F: Documentation/devicetree/bindings/misc/qcom,fastrpc.txt
+F: drivers/misc/fastrpc.c
+F: include/uapi/misc/fastrpc.h
+
QUALCOMM GENERIC INTERFACE I2C DRIVER
M: Akash Asthana <akashast@codeaurora.org>
M: Mukesh Savaliya <msavaliy@codeaurora.org>
@@ -15866,7 +15886,7 @@ F: Documentation/devicetree/bindings/media/*venus*
F: drivers/media/platform/qcom/venus/
QUALCOMM WCN36XX WIRELESS DRIVER
-M: Kalle Valo <kvalo@codeaurora.org>
+M: Kalle Valo <kvalo@kernel.org>
L: wcn36xx@lists.infradead.org
S: Supported
W: https://wireless.wiki.kernel.org/en/users/Drivers/wcn36xx
@@ -15968,6 +15988,7 @@ F: arch/mips/generic/board-ranchu.c
RANDOM NUMBER DRIVER
M: "Theodore Ts'o" <tytso@mit.edu>
+M: Jason A. Donenfeld <Jason@zx2c4.com>
S: Maintained
F: drivers/char/random.c
@@ -16490,6 +16511,12 @@ T: git git://linuxtv.org/media_tree.git
F: Documentation/devicetree/bindings/media/allwinner,sun8i-a83t-de2-rotate.yaml
F: drivers/media/platform/sunxi/sun8i-rotate/
+RPMSG TTY DRIVER
+M: Arnaud Pouliquen <arnaud.pouliquen@foss.st.com>
+L: linux-remoteproc@vger.kernel.org
+S: Maintained
+F: drivers/tty/rpmsg_tty.c
+
RTL2830 MEDIA DRIVER
M: Antti Palosaari <crope@iki.fi>
L: linux-media@vger.kernel.org
@@ -16573,7 +16600,7 @@ F: drivers/video/fbdev/savage/
S390
M: Heiko Carstens <hca@linux.ibm.com>
M: Vasily Gorbik <gor@linux.ibm.com>
-M: Christian Borntraeger <borntraeger@de.ibm.com>
+M: Christian Borntraeger <borntraeger@linux.ibm.com>
R: Alexander Gordeev <agordeev@linux.ibm.com>
L: linux-s390@vger.kernel.org
S: Supported
@@ -16611,8 +16638,8 @@ W: http://www.ibm.com/developerworks/linux/linux390/
F: drivers/iommu/s390-iommu.c
S390 IUCV NETWORK LAYER
-M: Julian Wiedmann <jwi@linux.ibm.com>
-M: Karsten Graul <kgraul@linux.ibm.com>
+M: Alexandra Winter <wintera@linux.ibm.com>
+M: Wenjia Zhang <wenjia@linux.ibm.com>
L: linux-s390@vger.kernel.org
L: netdev@vger.kernel.org
S: Supported
@@ -16622,8 +16649,8 @@ F: include/net/iucv/
F: net/iucv/
S390 NETWORK DRIVERS
-M: Julian Wiedmann <jwi@linux.ibm.com>
-M: Karsten Graul <kgraul@linux.ibm.com>
+M: Alexandra Winter <wintera@linux.ibm.com>
+M: Wenjia Zhang <wenjia@linux.ibm.com>
L: linux-s390@vger.kernel.org
L: netdev@vger.kernel.org
S: Supported
@@ -17397,7 +17424,7 @@ F: drivers/video/fbdev/sm712*
SILVACO I3C DUAL-ROLE MASTER
M: Miquel Raynal <miquel.raynal@bootlin.com>
M: Conor Culhane <conor.culhane@silvaco.com>
-L: linux-i3c@lists.infradead.org
+L: linux-i3c@lists.infradead.org (moderated for non-subscribers)
S: Maintained
F: Documentation/devicetree/bindings/i3c/silvaco,i3c-master.yaml
F: drivers/i3c/master/svc-i3c-master.c
@@ -18483,6 +18510,7 @@ F: include/uapi/linux/pkt_sched.h
F: include/uapi/linux/tc_act/
F: include/uapi/linux/tc_ematch/
F: net/sched/
+F: tools/testing/selftests/tc-testing
TC90522 MEDIA DRIVER
M: Akihiro Tsukada <tskd08@gmail.com>
@@ -19031,11 +19059,12 @@ F: drivers/mmc/host/tifm_sd.c
F: include/linux/tifm.h
TI KEYSTONE MULTICORE NAVIGATOR DRIVERS
+M: Nishanth Menon <nm@ti.com>
M: Santosh Shilimkar <ssantosh@kernel.org>
L: linux-kernel@vger.kernel.org
L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
S: Maintained
-T: git git://git.kernel.org/pub/scm/linux/kernel/git/ssantosh/linux-keystone.git
+T: git git://git.kernel.org/pub/scm/linux/kernel/git/ti/linux.git
F: drivers/soc/ti/*
TI LM49xxx FAMILY ASoC CODEC DRIVERS
@@ -20317,7 +20346,8 @@ F: arch/x86/include/asm/vmware.h
F: arch/x86/kernel/cpu/vmware.c
VMWARE PVRDMA DRIVER
-M: Adit Ranadive <aditr@vmware.com>
+M: Bryan Tan <bryantan@vmware.com>
+M: Vishnu Dasa <vdasa@vmware.com>
M: VMware PV-Drivers <pv-drivers@vmware.com>
L: linux-rdma@vger.kernel.org
S: Maintained
@@ -21030,7 +21060,7 @@ S: Maintained
F: arch/x86/kernel/cpu/zhaoxin.c
ZONEFS FILESYSTEM
-M: Damien Le Moal <damien.lemoal@wdc.com>
+M: Damien Le Moal <damien.lemoal@opensource.wdc.com>
M: Naohiro Aota <naohiro.aota@wdc.com>
R: Johannes Thumshirn <jth@kernel.org>
L: linux-fsdevel@vger.kernel.org
diff --git a/Makefile b/Makefile
index 9e12c14ea0fb..16d7f83ac368 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,8 @@
VERSION = 5
PATCHLEVEL = 16
SUBLEVEL = 0
-EXTRAVERSION = -rc1
-NAME = Trick or Treat
+EXTRAVERSION = -rc8
+NAME = Gobble Gobble
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
@@ -789,7 +789,7 @@ stackp-flags-$(CONFIG_STACKPROTECTOR_STRONG) := -fstack-protector-strong
KBUILD_CFLAGS += $(stackp-flags-y)
KBUILD_CFLAGS-$(CONFIG_WERROR) += -Werror
-KBUILD_CFLAGS += $(KBUILD_CFLAGS-y) $(CONFIG_CC_IMPLICIT_FALLTHROUGH)
+KBUILD_CFLAGS += $(KBUILD_CFLAGS-y) $(CONFIG_CC_IMPLICIT_FALLTHROUGH:"%"=%)
ifdef CONFIG_CC_IS_CLANG
KBUILD_CPPFLAGS += -Qunused-arguments
@@ -1374,17 +1374,17 @@ endif
ifneq ($(dtstree),)
-%.dtb: dt_binding_check include/config/kernel.release scripts_dtc
- $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ $(dtstree)/$*.dt.yaml
+%.dtb: include/config/kernel.release scripts_dtc
+ $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@
-%.dtbo: dt_binding_check include/config/kernel.release scripts_dtc
- $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@ $(dtstree)/$*.dt.yaml
+%.dtbo: include/config/kernel.release scripts_dtc
+ $(Q)$(MAKE) $(build)=$(dtstree) $(dtstree)/$@
PHONY += dtbs dtbs_install dtbs_check
dtbs: include/config/kernel.release scripts_dtc
$(Q)$(MAKE) $(build)=$(dtstree)
-ifneq ($(filter dtbs_check %.dtb %.dtbo, $(MAKECMDGOALS)),)
+ifneq ($(filter dtbs_check, $(MAKECMDGOALS)),)
export CHECK_DTBS=y
dtbs: dt_binding_check
endif
diff --git a/arch/Kconfig b/arch/Kconfig
index 26b8ed11639d..d3c4ab249e9c 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -991,6 +991,16 @@ config HAVE_ARCH_COMPAT_MMAP_BASES
and vice-versa 32-bit applications to call 64-bit mmap().
Required for applications doing different bitness syscalls.
+config PAGE_SIZE_LESS_THAN_64KB
+ def_bool y
+ depends on !ARM64_64K_PAGES
+ depends on !IA64_PAGE_SIZE_64KB
+ depends on !PAGE_SIZE_64KB
+ depends on !PARISC_PAGE_SIZE_64KB
+ depends on !PPC_64K_PAGES
+ depends on !PPC_256K_PAGES
+ depends on !PAGE_SIZE_256KB
+
# This allows to use a set of generic functions to determine mmap base
# address by giving priority to top-down scheme only if the process
# is not in legacy mode (compat task, unlimited stack size or
diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl
index e4a041cd5715..ca5a32228cd6 100644
--- a/arch/alpha/kernel/syscalls/syscall.tbl
+++ b/arch/alpha/kernel/syscalls/syscall.tbl
@@ -488,3 +488,4 @@
556 common landlock_restrict_self sys_landlock_restrict_self
# 557 reserved for memfd_secret
558 common process_mrelease sys_process_mrelease
+559 common futex_waitv sys_futex_waitv
diff --git a/arch/arc/include/asm/cacheflush.h b/arch/arc/include/asm/cacheflush.h
index e8c2c7469e10..e201b4b1655a 100644
--- a/arch/arc/include/asm/cacheflush.h
+++ b/arch/arc/include/asm/cacheflush.h
@@ -36,7 +36,6 @@ void __flush_dcache_page(phys_addr_t paddr, unsigned long vaddr);
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
void flush_dcache_page(struct page *page);
-void flush_dcache_folio(struct folio *folio);
void dma_cache_wback_inv(phys_addr_t start, unsigned long sz);
void dma_cache_inv(phys_addr_t start, unsigned long sz);
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index f0f9e8bec83a..c2724d986fa0 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -1463,6 +1463,7 @@ config HIGHMEM
bool "High Memory Support"
depends on MMU
select KMAP_LOCAL
+ select KMAP_LOCAL_NON_LINEAR_PTE_ARRAY
help
The address space of ARM processors is only 4 Gigabytes large
and it has to accommodate user address space, kernel address
diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
index 3b60297af7f6..9e01dbca4a01 100644
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -506,11 +506,17 @@
#address-cells = <3>;
#interrupt-cells = <1>;
#size-cells = <2>;
- interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>,
+ interrupts = <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>,
<GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "pcie", "msi";
interrupt-map-mask = <0x0 0x0 0x0 0x7>;
interrupt-map = <0 0 0 1 &gicv2 GIC_SPI 143
+ IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 2 &gicv2 GIC_SPI 144
+ IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 3 &gicv2 GIC_SPI 145
+ IRQ_TYPE_LEVEL_HIGH>,
+ <0 0 0 4 &gicv2 GIC_SPI 146
IRQ_TYPE_LEVEL_HIGH>;
msi-controller;
msi-parent = <&pcie0>;
diff --git a/arch/arm/boot/dts/bcm5301x.dtsi b/arch/arm/boot/dts/bcm5301x.dtsi
index d4f355015e3c..f69d2af3c1fa 100644
--- a/arch/arm/boot/dts/bcm5301x.dtsi
+++ b/arch/arm/boot/dts/bcm5301x.dtsi
@@ -242,6 +242,8 @@
gpio-controller;
#gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
};
pcie0: pcie@12000 {
@@ -408,7 +410,7 @@
i2c0: i2c@18009000 {
compatible = "brcm,iproc-i2c";
reg = <0x18009000 0x50>;
- interrupts = <GIC_SPI 121 IRQ_TYPE_LEVEL_HIGH>;
+ interrupts = <GIC_SPI 89 IRQ_TYPE_LEVEL_HIGH>;
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <100000>;
diff --git a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi b/arch/arm/boot/dts/imx6qdl-wandboard.dtsi
index b62a0dbb033f..ec6fba5ee8fd 100644
--- a/arch/arm/boot/dts/imx6qdl-wandboard.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-wandboard.dtsi
@@ -309,6 +309,7 @@
ethphy: ethernet-phy@1 {
reg = <1>;
+ qca,clk-out-frequency = <125000000>;
};
};
};
diff --git a/arch/arm/boot/dts/imx6qp-prtwd3.dts b/arch/arm/boot/dts/imx6qp-prtwd3.dts
index 7648e8a02000..cf6571cc4682 100644
--- a/arch/arm/boot/dts/imx6qp-prtwd3.dts
+++ b/arch/arm/boot/dts/imx6qp-prtwd3.dts
@@ -178,6 +178,8 @@
label = "cpu";
ethernet = <&fec>;
phy-mode = "rgmii-id";
+ rx-internal-delay-ps = <2000>;
+ tx-internal-delay-ps = <2000>;
fixed-link {
speed = <100>;
diff --git a/arch/arm/boot/dts/imx6ull-pinfunc.h b/arch/arm/boot/dts/imx6ull-pinfunc.h
index eb025a9d4759..7328d4ef8559 100644
--- a/arch/arm/boot/dts/imx6ull-pinfunc.h
+++ b/arch/arm/boot/dts/imx6ull-pinfunc.h
@@ -82,6 +82,6 @@
#define MX6ULL_PAD_CSI_DATA04__ESAI_TX_FS 0x01F4 0x0480 0x0000 0x9 0x0
#define MX6ULL_PAD_CSI_DATA05__ESAI_TX_CLK 0x01F8 0x0484 0x0000 0x9 0x0
#define MX6ULL_PAD_CSI_DATA06__ESAI_TX5_RX0 0x01FC 0x0488 0x0000 0x9 0x0
-#define MX6ULL_PAD_CSI_DATA07__ESAI_T0 0x0200 0x048C 0x0000 0x9 0x0
+#define MX6ULL_PAD_CSI_DATA07__ESAI_TX0 0x0200 0x048C 0x0000 0x9 0x0
#endif /* __DTS_IMX6ULL_PINFUNC_H */
diff --git a/arch/arm/boot/dts/ls1021a-tsn.dts b/arch/arm/boot/dts/ls1021a-tsn.dts
index ff0ffb22768b..1ea32fff4120 100644
--- a/arch/arm/boot/dts/ls1021a-tsn.dts
+++ b/arch/arm/boot/dts/ls1021a-tsn.dts
@@ -91,6 +91,8 @@
/* Internal port connected to eth2 */
ethernet = <&enet2>;
phy-mode = "rgmii";
+ rx-internal-delay-ps = <0>;
+ tx-internal-delay-ps = <0>;
reg = <4>;
fixed-link {
diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
index 2b645642b935..2a745522404d 100644
--- a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
+++ b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
@@ -12,7 +12,7 @@
flash0: n25q00@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q00aa";
+ compatible = "micron,mt25qu02g", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <100000000>;
diff --git a/arch/arm/boot/dts/socfpga_arria5_socdk.dts b/arch/arm/boot/dts/socfpga_arria5_socdk.dts
index 90e676e7019f..1b02d46496a8 100644
--- a/arch/arm/boot/dts/socfpga_arria5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_arria5_socdk.dts
@@ -119,7 +119,7 @@
flash: flash@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q256a";
+ compatible = "micron,n25q256a", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <100000000>;
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
index 6f138b2b2616..51bb436784e2 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
@@ -124,7 +124,7 @@
flash0: n25q00@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q00";
+ compatible = "micron,mt25qu02g", "jedec,spi-nor";
reg = <0>; /* chip select */
spi-max-frequency = <100000000>;
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
index c155ff02eb6e..cae9ddd5ed38 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
@@ -169,7 +169,7 @@
flash: flash@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q00";
+ compatible = "micron,mt25qu02g", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <100000000>;
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts b/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts
index 8d5d3996f6f2..ca18b959e655 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts
@@ -80,7 +80,7 @@
flash: flash@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q256a";
+ compatible = "micron,n25q256a", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <100000000>;
m25p,fast-read;
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts b/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
index 99a71757cdf4..3f7aa7bf0863 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
@@ -116,7 +116,7 @@
flash0: n25q512a@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q512a";
+ compatible = "micron,n25q512a", "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <100000000>;
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
index a060718758b6..25874e1b9c82 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
@@ -224,7 +224,7 @@
n25q128@0 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q128";
+ compatible = "micron,n25q128", "jedec,spi-nor";
reg = <0>; /* chip select */
spi-max-frequency = <100000000>;
m25p,fast-read;
@@ -241,7 +241,7 @@
n25q00@1 {
#address-cells = <1>;
#size-cells = <1>;
- compatible = "n25q00";
+ compatible = "micron,mt25qu02g", "jedec,spi-nor";
reg = <1>; /* chip select */
spi-max-frequency = <100000000>;
m25p,fast-read;
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index e68fb879e4f9..5e56288e343b 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -290,7 +290,6 @@ extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr
*/
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
extern void flush_dcache_page(struct page *);
-void flush_dcache_folio(struct folio *folio);
#define ARCH_IMPLEMENTS_FLUSH_KERNEL_VMAP_RANGE 1
static inline void flush_kernel_vmap_range(void *addr, int size)
diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index a6f3b179e8a9..27218eabbf9a 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -17,7 +17,6 @@
#ifdef CONFIG_EFI
void efi_init(void);
-extern void efifb_setup_from_dmi(struct screen_info *si, const char *opt);
int efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md);
int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md);
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index deff286eb5ea..5cd057859fe9 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -596,11 +596,9 @@ call_fpe:
tstne r0, #0x04000000 @ bit 26 set on both ARM and Thumb-2
reteq lr
and r8, r0, #0x00000f00 @ mask out CP number
- THUMB( lsr r8, r8, #8 )
mov r7, #1
- add r6, r10, #TI_USED_CP
- ARM( strb r7, [r6, r8, lsr #8] ) @ set appropriate used_cp[]
- THUMB( strb r7, [r6, r8] ) @ set appropriate used_cp[]
+ add r6, r10, r8, lsr #8 @ add used_cp[] array offset first
+ strb r7, [r6, #TI_USED_CP] @ set appropriate used_cp[]
#ifdef CONFIG_IWMMXT
@ Test if we need to give access to iWMMXt coprocessors
ldr r5, [r10, #TI_FLAGS]
@@ -609,7 +607,7 @@ call_fpe:
bcs iwmmxt_task_enable
#endif
ARM( add pc, pc, r8, lsr #6 )
- THUMB( lsl r8, r8, #2 )
+ THUMB( lsr r8, r8, #6 )
THUMB( add pc, r8 )
nop
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S
index fadfee9e2b45..950bef83339f 100644
--- a/arch/arm/kernel/head-nommu.S
+++ b/arch/arm/kernel/head-nommu.S
@@ -114,6 +114,7 @@ ENTRY(secondary_startup)
add r12, r12, r10
ret r12
1: bl __after_proc_init
+ ldr r7, __secondary_data @ reload r7
ldr sp, [r7, #12] @ set up the stack pointer
ldr r0, [r7, #16] @ set up task pointer
mov fp, #0
diff --git a/arch/arm/mach-rockchip/platsmp.c b/arch/arm/mach-rockchip/platsmp.c
index d60856898d97..5ec58d004b7d 100644
--- a/arch/arm/mach-rockchip/platsmp.c
+++ b/arch/arm/mach-rockchip/platsmp.c
@@ -189,7 +189,7 @@ static int __init rockchip_smp_prepare_sram(struct device_node *node)
rockchip_boot_fn = __pa_symbol(secondary_startup);
/* copy the trampoline to sram, that runs during startup of the core */
- memcpy(sram_base_addr, &rockchip_secondary_trampoline, trampoline_sz);
+ memcpy_toio(sram_base_addr, &rockchip_secondary_trampoline, trampoline_sz);
flush_cache_all();
outer_clean_range(0, trampoline_sz);
diff --git a/arch/arm/mach-socfpga/core.h b/arch/arm/mach-socfpga/core.h
index fc2608b18a0d..18f01190dcfd 100644
--- a/arch/arm/mach-socfpga/core.h
+++ b/arch/arm/mach-socfpga/core.h
@@ -33,7 +33,7 @@ extern void __iomem *sdr_ctl_base_addr;
u32 socfpga_sdram_self_refresh(u32 sdr_base);
extern unsigned int socfpga_sdram_self_refresh_sz;
-extern char secondary_trampoline, secondary_trampoline_end;
+extern char secondary_trampoline[], secondary_trampoline_end[];
extern unsigned long socfpga_cpu1start_addr;
diff --git a/arch/arm/mach-socfpga/platsmp.c b/arch/arm/mach-socfpga/platsmp.c
index fbb80b883e5d..201191cf68f3 100644
--- a/arch/arm/mach-socfpga/platsmp.c
+++ b/arch/arm/mach-socfpga/platsmp.c
@@ -20,14 +20,14 @@
static int socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
- int trampoline_size = &secondary_trampoline_end - &secondary_trampoline;
+ int trampoline_size = secondary_trampoline_end - secondary_trampoline;
if (socfpga_cpu1start_addr) {
/* This will put CPU #1 into reset. */
writel(RSTMGR_MPUMODRST_CPU1,
rst_manager_base_addr + SOCFPGA_RSTMGR_MODMPURST);
- memcpy(phys_to_virt(0), &secondary_trampoline, trampoline_size);
+ memcpy(phys_to_virt(0), secondary_trampoline, trampoline_size);
writel(__pa_symbol(secondary_startup),
sys_manager_base_addr + (socfpga_cpu1start_addr & 0x000000ff));
@@ -45,12 +45,12 @@ static int socfpga_boot_secondary(unsigned int cpu, struct task_struct *idle)
static int socfpga_a10_boot_secondary(unsigned int cpu, struct task_struct *idle)
{
- int trampoline_size = &secondary_trampoline_end - &secondary_trampoline;
+ int trampoline_size = secondary_trampoline_end - secondary_trampoline;
if (socfpga_cpu1start_addr) {
writel(RSTMGR_MPUMODRST_CPU1, rst_manager_base_addr +
SOCFPGA_A10_RSTMGR_MODMPURST);
- memcpy(phys_to_virt(0), &secondary_trampoline, trampoline_size);
+ memcpy(phys_to_virt(0), secondary_trampoline, trampoline_size);
writel(__pa_symbol(secondary_startup),
sys_manager_base_addr + (socfpga_cpu1start_addr & 0x00000fff));
diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 1aa8b7073218..54e3910e8b9b 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -161,7 +161,6 @@ config ARCH_MEDIATEK
config ARCH_MESON
bool "Amlogic Platforms"
- select COMMON_CLK
help
This enables support for the arm64 based Amlogic SoCs
such as the s905, S905X/D, S912, A113X/D or S905X/D2
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus.dts b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus.dts
index d13980ed7a79..7ec5ac850a0d 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h5-orangepi-zero-plus.dts
@@ -69,7 +69,7 @@
pinctrl-0 = <&emac_rgmii_pins>;
phy-supply = <&reg_gmac_3v3>;
phy-handle = <&ext_rgmii_phy>;
- phy-mode = "rgmii";
+ phy-mode = "rgmii-id";
status = "okay";
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts b/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts
index 52ebe371df26..561eec21b4de 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts
@@ -134,23 +134,23 @@
type = "critical";
};
};
- };
- cpu_cooling_maps: cooling-maps {
- map0 {
- trip = <&cpu_passive>;
- cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
- <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
- <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
- <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
- };
+ cpu_cooling_maps: cooling-maps {
+ map0 {
+ trip = <&cpu_passive>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
- map1 {
- trip = <&cpu_hot>;
- cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
- <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
- <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
- <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ map1 {
+ trip = <&cpu_hot>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
};
};
};
diff --git a/arch/arm64/boot/dts/apple/t8103-j274.dts b/arch/arm64/boot/dts/apple/t8103-j274.dts
index 33a80f9501dc..02c36301e985 100644
--- a/arch/arm64/boot/dts/apple/t8103-j274.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j274.dts
@@ -60,7 +60,7 @@
&port02 {
bus-range = <3 3>;
- ethernet0: pci@0,0 {
+ ethernet0: ethernet@0,0 {
reg = <0x30000 0x0 0x0 0x0 0x0>;
/* To be filled by the loader */
local-mac-address = [00 10 18 00 00 00];
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index fc8b2bb06ffe..8b61e7fd3e9c 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -7,6 +7,7 @@
* Copyright The Asahi Linux Contributors
*/
+#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/apple-aic.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/apple.h>
@@ -143,6 +144,7 @@
apple,npins = <212>;
interrupt-controller;
+ #interrupt-cells = <2>;
interrupt-parent = <&aic>;
interrupts = <AIC_IRQ 190 IRQ_TYPE_LEVEL_HIGH>,
<AIC_IRQ 191 IRQ_TYPE_LEVEL_HIGH>,
@@ -169,6 +171,7 @@
apple,npins = <42>;
interrupt-controller;
+ #interrupt-cells = <2>;
interrupt-parent = <&aic>;
interrupts = <AIC_IRQ 268 IRQ_TYPE_LEVEL_HIGH>,
<AIC_IRQ 269 IRQ_TYPE_LEVEL_HIGH>,
@@ -189,6 +192,7 @@
apple,npins = <23>;
interrupt-controller;
+ #interrupt-cells = <2>;
interrupt-parent = <&aic>;
interrupts = <AIC_IRQ 330 IRQ_TYPE_LEVEL_HIGH>,
<AIC_IRQ 331 IRQ_TYPE_LEVEL_HIGH>,
@@ -209,6 +213,7 @@
apple,npins = <16>;
interrupt-controller;
+ #interrupt-cells = <2>;
interrupt-parent = <&aic>;
interrupts = <AIC_IRQ 391 IRQ_TYPE_LEVEL_HIGH>,
<AIC_IRQ 392 IRQ_TYPE_LEVEL_HIGH>,
@@ -281,7 +286,7 @@
port00: pci@0,0 {
device_type = "pci";
reg = <0x0 0x0 0x0 0x0 0x0>;
- reset-gpios = <&pinctrl_ap 152 0>;
+ reset-gpios = <&pinctrl_ap 152 GPIO_ACTIVE_LOW>;
max-link-speed = <2>;
#address-cells = <3>;
@@ -301,7 +306,7 @@
port01: pci@1,0 {
device_type = "pci";
reg = <0x800 0x0 0x0 0x0 0x0>;
- reset-gpios = <&pinctrl_ap 153 0>;
+ reset-gpios = <&pinctrl_ap 153 GPIO_ACTIVE_LOW>;
max-link-speed = <2>;
#address-cells = <3>;
@@ -321,7 +326,7 @@
port02: pci@2,0 {
device_type = "pci";
reg = <0x1000 0x0 0x0 0x0 0x0>;
- reset-gpios = <&pinctrl_ap 33 0>;
+ reset-gpios = <&pinctrl_ap 33 GPIO_ACTIVE_LOW>;
max-link-speed = <1>;
#address-cells = <3>;
diff --git a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
index 3e4727344b4a..a960c0bc2dba 100644
--- a/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
+++ b/arch/arm64/boot/dts/exynos/exynosautov9.dtsi
@@ -296,8 +296,7 @@
pinctrl-0 = <&ufs_rst_n &ufs_refclk_out>;
phys = <&ufs_0_phy>;
phy-names = "ufs-phy";
- samsung,sysreg = <&syscon_fsys2>;
- samsung,ufs-shareability-reg-offset = <0x710>;
+ samsung,sysreg = <&syscon_fsys2 0x710>;
status = "disabled";
};
};
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a-ten64.dts b/arch/arm64/boot/dts/freescale/fsl-ls1088a-ten64.dts
index 3063851c2fb9..d3f03dcbb8c3 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1088a-ten64.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a-ten64.dts
@@ -38,7 +38,6 @@
powerdn {
label = "External Power Down";
gpios = <&gpio1 17 GPIO_ACTIVE_LOW>;
- interrupts = <&gpio1 17 IRQ_TYPE_EDGE_FALLING>;
linux,code = <KEY_POWER>;
};
@@ -46,7 +45,6 @@
admin {
label = "ADMIN button";
gpios = <&gpio3 8 GPIO_ACTIVE_HIGH>;
- interrupts = <&gpio3 8 IRQ_TYPE_EDGE_RISING>;
linux,code = <KEY_WPS_BUTTON>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a-bluebox3.dts b/arch/arm64/boot/dts/freescale/fsl-lx2160a-bluebox3.dts
index b21be03da0af..042c486bdda2 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a-bluebox3.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a-bluebox3.dts
@@ -386,6 +386,8 @@
reg = <2>;
ethernet = <&dpmac17>;
phy-mode = "rgmii-id";
+ rx-internal-delay-ps = <2000>;
+ tx-internal-delay-ps = <2000>;
fixed-link {
speed = <1000>;
@@ -529,6 +531,8 @@
reg = <2>;
ethernet = <&dpmac18>;
phy-mode = "rgmii-id";
+ rx-internal-delay-ps = <2000>;
+ tx-internal-delay-ps = <2000>;
fixed-link {
speed = <1000>;
diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
index dc8661ebd1f6..2433e6f2eda8 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -719,7 +719,7 @@
clock-names = "i2c";
clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
QORIQ_CLK_PLL_DIV(16)>;
- scl-gpio = <&gpio2 15 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&gpio2 15 GPIO_ACTIVE_HIGH>;
status = "disabled";
};
@@ -768,7 +768,7 @@
clock-names = "i2c";
clocks = <&clockgen QORIQ_CLK_PLATFORM_PLL
QORIQ_CLK_PLL_DIV(16)>;
- scl-gpio = <&gpio2 16 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&gpio2 16 GPIO_ACTIVE_HIGH>;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/freescale/imx8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
index 972766b67a15..71bf497f99c2 100644
--- a/arch/arm64/boot/dts/freescale/imx8mq.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mq.dtsi
@@ -524,8 +524,6 @@
<&clk IMX8MQ_VIDEO_PLL1>,
<&clk IMX8MQ_VIDEO_PLL1_OUT>;
assigned-clock-rates = <0>, <0>, <0>, <594000000>;
- interconnects = <&noc IMX8MQ_ICM_LCDIF &noc IMX8MQ_ICS_DRAM>;
- interconnect-names = "dram";
status = "disabled";
port@0 {
diff --git a/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts b/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts
index 665b2e69455d..ea6820902ede 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts
@@ -97,7 +97,7 @@
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
- vim-supply = <&vcc_io>;
+ vin-supply = <&vcc_io>;
};
vdd_core: vdd-core {
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
index d5c7648c841d..f1fcc6b5b402 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
@@ -705,7 +705,6 @@
&sdhci {
bus-width = <8>;
mmc-hs400-1_8v;
- mmc-hs400-enhanced-strobe;
non-removable;
status = "okay";
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
index 63c7681843da..b6ac00f64613 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
@@ -276,6 +276,7 @@
clock-output-names = "xin32k", "rk808-clkout2";
pinctrl-names = "default";
pinctrl-0 = <&pmic_int_l>;
+ rockchip,system-power-controller;
vcc1-supply = <&vcc5v0_sys>;
vcc2-supply = <&vcc5v0_sys>;
vcc3-supply = <&vcc5v0_sys>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts b/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts
index 7c93f840bc64..e890166e7fd4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts
@@ -55,7 +55,7 @@
regulator-boot-on;
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
- vim-supply = <&vcc3v3_sys>;
+ vin-supply = <&vcc3v3_sys>;
};
vcc3v3_sys: vcc3v3-sys {
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
index 98136c88fa49..6a434be62819 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
@@ -502,7 +502,7 @@
status = "okay";
bt656-supply = <&vcc_3v0>;
- audio-supply = <&vcc_3v0>;
+ audio-supply = <&vcc1v8_codec>;
sdmmc-supply = <&vcc_sdio>;
gpio1830-supply = <&vcc_3v0>;
};
diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h
index d3e1825337be..ad55079abe47 100644
--- a/arch/arm64/include/asm/efi.h
+++ b/arch/arm64/include/asm/efi.h
@@ -14,7 +14,6 @@
#ifdef CONFIG_EFI
extern void efi_init(void);
-extern void efifb_setup_from_dmi(struct screen_info *si, const char *opt);
#else
#define efi_init()
#endif
diff --git a/arch/arm64/include/asm/ftrace.h b/arch/arm64/include/asm/ftrace.h
index 347b0cc68f07..1494cfa8639b 100644
--- a/arch/arm64/include/asm/ftrace.h
+++ b/arch/arm64/include/asm/ftrace.h
@@ -12,6 +12,17 @@
#define HAVE_FUNCTION_GRAPH_FP_TEST
+/*
+ * HAVE_FUNCTION_GRAPH_RET_ADDR_PTR means that the architecture can provide a
+ * "return address pointer" which can be used to uniquely identify a return
+ * address which has been overwritten.
+ *
+ * On arm64 we use the address of the caller's frame record, which remains the
+ * same for the lifetime of the instrumented function, unlike the return
+ * address in the LR.
+ */
+#define HAVE_FUNCTION_GRAPH_RET_ADDR_PTR
+
#ifdef CONFIG_DYNAMIC_FTRACE_WITH_REGS
#define ARCH_SUPPORTS_FTRACE_OPS 1
#else
diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h
index a39fcf318c77..01d47c5886dc 100644
--- a/arch/arm64/include/asm/kvm_arm.h
+++ b/arch/arm64/include/asm/kvm_arm.h
@@ -91,7 +91,7 @@
#define HCR_HOST_VHE_FLAGS (HCR_RW | HCR_TGE | HCR_E2H)
/* TCR_EL2 Registers bits */
-#define TCR_EL2_RES1 ((1 << 31) | (1 << 23))
+#define TCR_EL2_RES1 ((1U << 31) | (1 << 23))
#define TCR_EL2_TBI (1 << 20)
#define TCR_EL2_PS_SHIFT 16
#define TCR_EL2_PS_MASK (7 << TCR_EL2_PS_SHIFT)
@@ -276,7 +276,7 @@
#define CPTR_EL2_TFP_SHIFT 10
/* Hyp Coprocessor Trap Register */
-#define CPTR_EL2_TCPAC (1 << 31)
+#define CPTR_EL2_TCPAC (1U << 31)
#define CPTR_EL2_TAM (1 << 30)
#define CPTR_EL2_TTA (1 << 20)
#define CPTR_EL2_TFP (1 << CPTR_EL2_TFP_SHIFT)
diff --git a/arch/arm64/include/asm/pgalloc.h b/arch/arm64/include/asm/pgalloc.h
index 8433a2058eb1..237224484d0f 100644
--- a/arch/arm64/include/asm/pgalloc.h
+++ b/arch/arm64/include/asm/pgalloc.h
@@ -76,7 +76,7 @@ static inline void __pmd_populate(pmd_t *pmdp, phys_addr_t ptep,
static inline void
pmd_populate_kernel(struct mm_struct *mm, pmd_t *pmdp, pte_t *ptep)
{
- VM_BUG_ON(mm != &init_mm);
+ VM_BUG_ON(mm && mm != &init_mm);
__pmd_populate(pmdp, __pa(ptep), PMD_TYPE_TABLE | PMD_TABLE_UXN);
}
diff --git a/arch/arm64/include/asm/stacktrace.h b/arch/arm64/include/asm/stacktrace.h
index a4e046ef4568..6564a01cc085 100644
--- a/arch/arm64/include/asm/stacktrace.h
+++ b/arch/arm64/include/asm/stacktrace.h
@@ -47,9 +47,6 @@ struct stack_info {
* @prev_type: The type of stack this frame record was on, or a synthetic
* value of STACK_TYPE_UNKNOWN. This is used to detect a
* transition from one stack to another.
- *
- * @graph: When FUNCTION_GRAPH_TRACER is selected, holds the index of a
- * replacement lr value in the ftrace graph stack.
*/
struct stackframe {
unsigned long fp;
@@ -57,9 +54,6 @@ struct stackframe {
DECLARE_BITMAP(stacks_done, __NR_STACK_TYPES);
unsigned long prev_fp;
enum stack_type prev_type;
-#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- int graph;
-#endif
#ifdef CONFIG_KRETPROBES
struct llist_node *kr_cur;
#endif
diff --git a/arch/arm64/include/asm/uaccess.h b/arch/arm64/include/asm/uaccess.h
index 6e2e0b7031ab..3a5ff5e20586 100644
--- a/arch/arm64/include/asm/uaccess.h
+++ b/arch/arm64/include/asm/uaccess.h
@@ -281,12 +281,22 @@ do { \
(x) = (__force __typeof__(*(ptr)))__gu_val; \
} while (0)
+/*
+ * We must not call into the scheduler between uaccess_ttbr0_enable() and
+ * uaccess_ttbr0_disable(). As `x` and `ptr` could contain blocking functions,
+ * we must evaluate these outside of the critical section.
+ */
#define __raw_get_user(x, ptr, err) \
do { \
+ __typeof__(*(ptr)) __user *__rgu_ptr = (ptr); \
+ __typeof__(x) __rgu_val; \
__chk_user_ptr(ptr); \
+ \
uaccess_ttbr0_enable(); \
- __raw_get_mem("ldtr", x, ptr, err); \
+ __raw_get_mem("ldtr", __rgu_val, __rgu_ptr, err); \
uaccess_ttbr0_disable(); \
+ \
+ (x) = __rgu_val; \
} while (0)
#define __get_user_error(x, ptr, err) \
@@ -310,14 +320,22 @@ do { \
#define get_user __get_user
+/*
+ * We must not call into the scheduler between __uaccess_enable_tco_async() and
+ * __uaccess_disable_tco_async(). As `dst` and `src` may contain blocking
+ * functions, we must evaluate these outside of the critical section.
+ */
#define __get_kernel_nofault(dst, src, type, err_label) \
do { \
+ __typeof__(dst) __gkn_dst = (dst); \
+ __typeof__(src) __gkn_src = (src); \
int __gkn_err = 0; \
\
__uaccess_enable_tco_async(); \
- __raw_get_mem("ldr", *((type *)(dst)), \
- (__force type *)(src), __gkn_err); \
+ __raw_get_mem("ldr", *((type *)(__gkn_dst)), \
+ (__force type *)(__gkn_src), __gkn_err); \
__uaccess_disable_tco_async(); \
+ \
if (unlikely(__gkn_err)) \
goto err_label; \
} while (0)
@@ -351,11 +369,19 @@ do { \
} \
} while (0)
+/*
+ * We must not call into the scheduler between uaccess_ttbr0_enable() and
+ * uaccess_ttbr0_disable(). As `x` and `ptr` could contain blocking functions,
+ * we must evaluate these outside of the critical section.
+ */
#define __raw_put_user(x, ptr, err) \
do { \
- __chk_user_ptr(ptr); \
+ __typeof__(*(ptr)) __user *__rpu_ptr = (ptr); \
+ __typeof__(*(ptr)) __rpu_val = (x); \
+ __chk_user_ptr(__rpu_ptr); \
+ \
uaccess_ttbr0_enable(); \
- __raw_put_mem("sttr", x, ptr, err); \
+ __raw_put_mem("sttr", __rpu_val, __rpu_ptr, err); \
uaccess_ttbr0_disable(); \
} while (0)
@@ -380,14 +406,22 @@ do { \
#define put_user __put_user
+/*
+ * We must not call into the scheduler between __uaccess_enable_tco_async() and
+ * __uaccess_disable_tco_async(). As `dst` and `src` may contain blocking
+ * functions, we must evaluate these outside of the critical section.
+ */
#define __put_kernel_nofault(dst, src, type, err_label) \
do { \
+ __typeof__(dst) __pkn_dst = (dst); \
+ __typeof__(src) __pkn_src = (src); \
int __pkn_err = 0; \
\
__uaccess_enable_tco_async(); \
- __raw_put_mem("str", *((type *)(src)), \
- (__force type *)(dst), __pkn_err); \
+ __raw_put_mem("str", *((type *)(__pkn_src)), \
+ (__force type *)(__pkn_dst), __pkn_err); \
__uaccess_disable_tco_async(); \
+ \
if (unlikely(__pkn_err)) \
goto err_label; \
} while(0)
diff --git a/arch/arm64/kernel/entry-ftrace.S b/arch/arm64/kernel/entry-ftrace.S
index b3e4f9a088b1..8cf970d219f5 100644
--- a/arch/arm64/kernel/entry-ftrace.S
+++ b/arch/arm64/kernel/entry-ftrace.S
@@ -77,11 +77,17 @@
.endm
SYM_CODE_START(ftrace_regs_caller)
+#ifdef BTI_C
+ BTI_C
+#endif
ftrace_regs_entry 1
b ftrace_common
SYM_CODE_END(ftrace_regs_caller)
SYM_CODE_START(ftrace_caller)
+#ifdef BTI_C
+ BTI_C
+#endif
ftrace_regs_entry 0
b ftrace_common
SYM_CODE_END(ftrace_caller)
diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c
index fc62dfe73f93..4506c4a90ac1 100644
--- a/arch/arm64/kernel/ftrace.c
+++ b/arch/arm64/kernel/ftrace.c
@@ -244,8 +244,6 @@ void arch_ftrace_update_code(int command)
* on the way back to parent. For this purpose, this function is called
* in _mcount() or ftrace_caller() to replace return address (*parent) on
* the call stack to return_to_handler.
- *
- * Note that @frame_pointer is used only for sanity check later.
*/
void prepare_ftrace_return(unsigned long self_addr, unsigned long *parent,
unsigned long frame_pointer)
@@ -263,8 +261,10 @@ void prepare_ftrace_return(unsigned long self_addr, unsigned long *parent,
*/
old = *parent;
- if (!function_graph_enter(old, self_addr, frame_pointer, NULL))
+ if (!function_graph_enter(old, self_addr, frame_pointer,
+ (void *)frame_pointer)) {
*parent = return_hooker;
+ }
}
#ifdef CONFIG_DYNAMIC_FTRACE
diff --git a/arch/arm64/kernel/machine_kexec.c b/arch/arm64/kernel/machine_kexec.c
index 1038494135c8..6fb31c117ebe 100644
--- a/arch/arm64/kernel/machine_kexec.c
+++ b/arch/arm64/kernel/machine_kexec.c
@@ -147,7 +147,7 @@ int machine_kexec_post_load(struct kimage *kimage)
if (rc)
return rc;
kimage->arch.ttbr1 = __pa(trans_pgd);
- kimage->arch.zero_page = __pa(empty_zero_page);
+ kimage->arch.zero_page = __pa_symbol(empty_zero_page);
reloc_size = __relocate_new_kernel_end - __relocate_new_kernel_start;
memcpy(reloc_code, __relocate_new_kernel_start, reloc_size);
diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c
index 63634b4d72c1..59c648d51848 100644
--- a/arch/arm64/kernel/machine_kexec_file.c
+++ b/arch/arm64/kernel/machine_kexec_file.c
@@ -149,6 +149,7 @@ int load_other_segments(struct kimage *image,
initrd_len, cmdline, 0);
if (!dtb) {
pr_err("Preparing for new dtb failed\n");
+ ret = -EINVAL;
goto out_err;
}
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
index c30624fff6ac..94f83cd44e50 100644
--- a/arch/arm64/kernel/stacktrace.c
+++ b/arch/arm64/kernel/stacktrace.c
@@ -38,9 +38,6 @@ void start_backtrace(struct stackframe *frame, unsigned long fp,
{
frame->fp = fp;
frame->pc = pc;
-#ifdef CONFIG_FUNCTION_GRAPH_TRACER
- frame->graph = 0;
-#endif
#ifdef CONFIG_KRETPROBES
frame->kr_cur = NULL;
#endif
@@ -116,20 +113,23 @@ int notrace unwind_frame(struct task_struct *tsk, struct stackframe *frame)
frame->prev_fp = fp;
frame->prev_type = info.type;
+ frame->pc = ptrauth_strip_insn_pac(frame->pc);
+
#ifdef CONFIG_FUNCTION_GRAPH_TRACER
if (tsk->ret_stack &&
- (ptrauth_strip_insn_pac(frame->pc) == (unsigned long)return_to_handler)) {
- struct ftrace_ret_stack *ret_stack;
+ (frame->pc == (unsigned long)return_to_handler)) {
+ unsigned long orig_pc;
/*
* This is a case where function graph tracer has
* modified a return address (LR) in a stack frame
* to hook a function return.
* So replace it to an original value.
*/
- ret_stack = ftrace_graph_get_ret_stack(tsk, frame->graph++);
- if (WARN_ON_ONCE(!ret_stack))
+ orig_pc = ftrace_graph_ret_addr(tsk, NULL, frame->pc,
+ (void *)frame->fp);
+ if (WARN_ON_ONCE(frame->pc == orig_pc))
return -EINVAL;
- frame->pc = ret_stack->ret;
+ frame->pc = orig_pc;
}
#endif /* CONFIG_FUNCTION_GRAPH_TRACER */
#ifdef CONFIG_KRETPROBES
@@ -137,8 +137,6 @@ int notrace unwind_frame(struct task_struct *tsk, struct stackframe *frame)
frame->pc = kretprobe_find_ret_addr(tsk, (void *)frame->fp, &frame->kr_cur);
#endif
- frame->pc = ptrauth_strip_insn_pac(frame->pc);
-
return 0;
}
NOKPROBE_SYMBOL(unwind_frame);
diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c
index 2f03cbfefe67..e4727dc771bf 100644
--- a/arch/arm64/kvm/arm.c
+++ b/arch/arm64/kvm/arm.c
@@ -223,7 +223,14 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
r = 1;
break;
case KVM_CAP_NR_VCPUS:
- r = num_online_cpus();
+ /*
+ * ARM64 treats KVM_CAP_NR_CPUS differently from all other
+ * architectures, as it does not always bound it to
+ * KVM_CAP_MAX_VCPUS. It should not matter much because
+ * this is just an advisory value.
+ */
+ r = min_t(unsigned int, num_online_cpus(),
+ kvm_arm_default_max_vcpus());
break;
case KVM_CAP_MAX_VCPUS:
case KVM_CAP_MAX_VCPU_ID:
diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h
index 7a0af1d39303..96c5f3fb7838 100644
--- a/arch/arm64/kvm/hyp/include/hyp/switch.h
+++ b/arch/arm64/kvm/hyp/include/hyp/switch.h
@@ -403,6 +403,8 @@ typedef bool (*exit_handler_fn)(struct kvm_vcpu *, u64 *);
static const exit_handler_fn *kvm_get_exit_handler_array(struct kvm_vcpu *vcpu);
+static void early_exit_filter(struct kvm_vcpu *vcpu, u64 *exit_code);
+
/*
* Allow the hypervisor to handle the exit with an exit handler if it has one.
*
@@ -429,6 +431,18 @@ static inline bool kvm_hyp_handle_exit(struct kvm_vcpu *vcpu, u64 *exit_code)
*/
static inline bool fixup_guest_exit(struct kvm_vcpu *vcpu, u64 *exit_code)
{
+ /*
+ * Save PSTATE early so that we can evaluate the vcpu mode
+ * early on.
+ */
+ vcpu->arch.ctxt.regs.pstate = read_sysreg_el2(SYS_SPSR);
+
+ /*
+ * Check whether we want to repaint the state one way or
+ * another.
+ */
+ early_exit_filter(vcpu, exit_code);
+
if (ARM_EXCEPTION_CODE(*exit_code) != ARM_EXCEPTION_IRQ)
vcpu->arch.fault.esr_el2 = read_sysreg_el2(SYS_ESR);
diff --git a/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h b/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h
index de7e14c862e6..7ecca8b07851 100644
--- a/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h
+++ b/arch/arm64/kvm/hyp/include/hyp/sysreg-sr.h
@@ -70,7 +70,12 @@ static inline void __sysreg_save_el1_state(struct kvm_cpu_context *ctxt)
static inline void __sysreg_save_el2_return_state(struct kvm_cpu_context *ctxt)
{
ctxt->regs.pc = read_sysreg_el2(SYS_ELR);
- ctxt->regs.pstate = read_sysreg_el2(SYS_SPSR);
+ /*
+ * Guest PSTATE gets saved at guest fixup time in all
+ * cases. We still need to handle the nVHE host side here.
+ */
+ if (!has_vhe() && ctxt->__hyp_running_vcpu)
+ ctxt->regs.pstate = read_sysreg_el2(SYS_SPSR);
if (cpus_have_final_cap(ARM64_HAS_RAS_EXTN))
ctxt_sys_reg(ctxt, DISR_EL1) = read_sysreg_s(SYS_VDISR_EL2);
diff --git a/arch/arm64/kvm/hyp/nvhe/switch.c b/arch/arm64/kvm/hyp/nvhe/switch.c
index c0e3fed26d93..d13115a12434 100644
--- a/arch/arm64/kvm/hyp/nvhe/switch.c
+++ b/arch/arm64/kvm/hyp/nvhe/switch.c
@@ -233,7 +233,7 @@ static const exit_handler_fn *kvm_get_exit_handler_array(struct kvm_vcpu *vcpu)
* Returns false if the guest ran in AArch32 when it shouldn't have, and
* thus should exit to the host, or true if a the guest run loop can continue.
*/
-static bool handle_aarch32_guest(struct kvm_vcpu *vcpu, u64 *exit_code)
+static void early_exit_filter(struct kvm_vcpu *vcpu, u64 *exit_code)
{
struct kvm *kvm = kern_hyp_va(vcpu->kvm);
@@ -248,10 +248,7 @@ static bool handle_aarch32_guest(struct kvm_vcpu *vcpu, u64 *exit_code)
vcpu->arch.target = -1;
*exit_code &= BIT(ARM_EXIT_WITH_SERROR_BIT);
*exit_code |= ARM_EXCEPTION_IL;
- return false;
}
-
- return true;
}
/* Switch to the guest for legacy non-VHE systems */
@@ -316,9 +313,6 @@ int __kvm_vcpu_run(struct kvm_vcpu *vcpu)
/* Jump in the fire! */
exit_code = __guest_enter(vcpu);
- if (unlikely(!handle_aarch32_guest(vcpu, &exit_code)))
- break;
-
/* And we're baaack! */
} while (fixup_guest_exit(vcpu, &exit_code));
diff --git a/arch/arm64/kvm/hyp/vhe/switch.c b/arch/arm64/kvm/hyp/vhe/switch.c
index 5a2cb5d9bc4b..fbb26b93c347 100644
--- a/arch/arm64/kvm/hyp/vhe/switch.c
+++ b/arch/arm64/kvm/hyp/vhe/switch.c
@@ -112,6 +112,10 @@ static const exit_handler_fn *kvm_get_exit_handler_array(struct kvm_vcpu *vcpu)
return hyp_exit_handlers;
}
+static void early_exit_filter(struct kvm_vcpu *vcpu, u64 *exit_code)
+{
+}
+
/* Switch to the guest for VHE systems running in EL2 */
static int __kvm_vcpu_run_vhe(struct kvm_vcpu *vcpu)
{
diff --git a/arch/csky/kernel/traps.c b/arch/csky/kernel/traps.c
index e5fbf8653a21..2020af88b636 100644
--- a/arch/csky/kernel/traps.c
+++ b/arch/csky/kernel/traps.c
@@ -209,7 +209,7 @@ asmlinkage void do_trap_illinsn(struct pt_regs *regs)
asmlinkage void do_trap_fpe(struct pt_regs *regs)
{
-#ifdef CONFIG_CPU_HAS_FP
+#ifdef CONFIG_CPU_HAS_FPU
return fpu_fpe(regs);
#else
do_trap_error(regs, SIGILL, ILL_ILLOPC, regs->pc,
@@ -219,7 +219,7 @@ asmlinkage void do_trap_fpe(struct pt_regs *regs)
asmlinkage void do_trap_priv(struct pt_regs *regs)
{
-#ifdef CONFIG_CPU_HAS_FP
+#ifdef CONFIG_CPU_HAS_FPU
if (user_mode(regs) && fpu_libc_helper(regs))
return;
#endif
diff --git a/arch/hexagon/include/asm/timer-regs.h b/arch/hexagon/include/asm/timer-regs.h
deleted file mode 100644
index ee6c61423a05..000000000000
--- a/arch/hexagon/include/asm/timer-regs.h
+++ /dev/null
@@ -1,26 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0-only */
-/*
- * Timer support for Hexagon
- *
- * Copyright (c) 2010-2011, The Linux Foundation. All rights reserved.
- */
-
-#ifndef _ASM_TIMER_REGS_H
-#define _ASM_TIMER_REGS_H
-
-/* This stuff should go into a platform specific file */
-#define TCX0_CLK_RATE 19200
-#define TIMER_ENABLE 0
-#define TIMER_CLR_ON_MATCH 1
-
-/*
- * 8x50 HDD Specs 5-8. Simulator co-sim not fixed until
- * release 1.1, and then it's "adjustable" and probably not defaulted.
- */
-#define RTOS_TIMER_INT 3
-#ifdef CONFIG_HEXAGON_COMET
-#define RTOS_TIMER_REGS_ADDR 0xAB000000UL
-#endif
-#define SLEEP_CLK_RATE 32000
-
-#endif
diff --git a/arch/hexagon/include/asm/timex.h b/arch/hexagon/include/asm/timex.h
index 8d4ec76fceb4..dfe69e118b2b 100644
--- a/arch/hexagon/include/asm/timex.h
+++ b/arch/hexagon/include/asm/timex.h
@@ -7,11 +7,10 @@
#define _ASM_TIMEX_H
#include <asm-generic/timex.h>
-#include <asm/timer-regs.h>
#include <asm/hexagon_vm.h>
/* Using TCX0 as our clock. CLOCK_TICK_RATE scheduled to be removed. */
-#define CLOCK_TICK_RATE TCX0_CLK_RATE
+#define CLOCK_TICK_RATE 19200
#define ARCH_HAS_READ_CURRENT_TIMER
diff --git a/arch/hexagon/kernel/.gitignore b/arch/hexagon/kernel/.gitignore
new file mode 100644
index 000000000000..c5f676c3c224
--- /dev/null
+++ b/arch/hexagon/kernel/.gitignore
@@ -0,0 +1 @@
+vmlinux.lds
diff --git a/arch/hexagon/kernel/time.c b/arch/hexagon/kernel/time.c
index feffe527ac92..febc95714d75 100644
--- a/arch/hexagon/kernel/time.c
+++ b/arch/hexagon/kernel/time.c
@@ -17,9 +17,10 @@
#include <linux/of_irq.h>
#include <linux/module.h>
-#include <asm/timer-regs.h>
#include <asm/hexagon_vm.h>
+#define TIMER_ENABLE BIT(0)
+
/*
* For the clocksource we need:
* pcycle frequency (600MHz)
@@ -33,6 +34,13 @@ cycles_t pcycle_freq_mhz;
cycles_t thread_freq_mhz;
cycles_t sleep_clk_freq;
+/*
+ * 8x50 HDD Specs 5-8. Simulator co-sim not fixed until
+ * release 1.1, and then it's "adjustable" and probably not defaulted.
+ */
+#define RTOS_TIMER_INT 3
+#define RTOS_TIMER_REGS_ADDR 0xAB000000UL
+
static struct resource rtos_timer_resources[] = {
{
.start = RTOS_TIMER_REGS_ADDR,
@@ -80,7 +88,7 @@ static int set_next_event(unsigned long delta, struct clock_event_device *evt)
iowrite32(0, &rtos_timer->clear);
iowrite32(delta, &rtos_timer->match);
- iowrite32(1 << TIMER_ENABLE, &rtos_timer->enable);
+ iowrite32(TIMER_ENABLE, &rtos_timer->enable);
return 0;
}
diff --git a/arch/hexagon/lib/io.c b/arch/hexagon/lib/io.c
index d35d69d6588c..55f75392857b 100644
--- a/arch/hexagon/lib/io.c
+++ b/arch/hexagon/lib/io.c
@@ -27,6 +27,7 @@ void __raw_readsw(const void __iomem *addr, void *data, int len)
*dst++ = *src;
}
+EXPORT_SYMBOL(__raw_readsw);
/*
* __raw_writesw - read words a short at a time
@@ -47,6 +48,7 @@ void __raw_writesw(void __iomem *addr, const void *data, int len)
}
+EXPORT_SYMBOL(__raw_writesw);
/* Pretty sure len is pre-adjusted for the length of the access already */
void __raw_readsl(const void __iomem *addr, void *data, int len)
@@ -62,6 +64,7 @@ void __raw_readsl(const void __iomem *addr, void *data, int len)
}
+EXPORT_SYMBOL(__raw_readsl);
void __raw_writesl(void __iomem *addr, const void *data, int len)
{
@@ -76,3 +79,4 @@ void __raw_writesl(void __iomem *addr, const void *data, int len)
}
+EXPORT_SYMBOL(__raw_writesl);
diff --git a/arch/ia64/kernel/syscalls/syscall.tbl b/arch/ia64/kernel/syscalls/syscall.tbl
index 6fea1844fb95..707ae121f6d3 100644
--- a/arch/ia64/kernel/syscalls/syscall.tbl
+++ b/arch/ia64/kernel/syscalls/syscall.tbl
@@ -369,3 +369,4 @@
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
+449 common futex_waitv sys_futex_waitv
diff --git a/arch/m68k/include/asm/cacheflush_mm.h b/arch/m68k/include/asm/cacheflush_mm.h
index 8ab46625ddd3..1ac55e7b47f0 100644
--- a/arch/m68k/include/asm/cacheflush_mm.h
+++ b/arch/m68k/include/asm/cacheflush_mm.h
@@ -250,7 +250,6 @@ static inline void __flush_page_to_ram(void *vaddr)
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
#define flush_dcache_page(page) __flush_page_to_ram(page_address(page))
-void flush_dcache_folio(struct folio *folio);
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
#define flush_icache_page(vma, page) __flush_page_to_ram(page_address(page))
diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl
index 7976dff8f879..45bc32a41b90 100644
--- a/arch/m68k/kernel/syscalls/syscall.tbl
+++ b/arch/m68k/kernel/syscalls/syscall.tbl
@@ -448,3 +448,4 @@
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
+449 common futex_waitv sys_futex_waitv
diff --git a/arch/m68k/kernel/traps.c b/arch/m68k/kernel/traps.c
index 99058a6da956..34d6458340b0 100644
--- a/arch/m68k/kernel/traps.c
+++ b/arch/m68k/kernel/traps.c
@@ -1145,7 +1145,7 @@ asmlinkage void set_esp0(unsigned long ssp)
*/
asmlinkage void fpsp040_die(void)
{
- force_fatal_sig(SIGSEGV);
+ force_exit_sig(SIGSEGV);
}
#ifdef CONFIG_M68KFPU_EMU
diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl
index 6b0e11362bd2..2204bde3ce4a 100644
--- a/arch/microblaze/kernel/syscalls/syscall.tbl
+++ b/arch/microblaze/kernel/syscalls/syscall.tbl
@@ -454,3 +454,4 @@
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
+449 common futex_waitv sys_futex_waitv
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index de60ad190057..0215dc1529e9 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -3097,7 +3097,7 @@ config STACKTRACE_SUPPORT
config PGTABLE_LEVELS
int
default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48
- default 3 if 64BIT && !PAGE_SIZE_64KB
+ default 3 if 64BIT && (!PAGE_SIZE_64KB || MIPS_VA_BITS_48)
default 2
config MIPS_AUTO_PFN_OFFSET
diff --git a/arch/mips/bcm63xx/clk.c b/arch/mips/bcm63xx/clk.c
index 5a3e325275d0..1c91064cb448 100644
--- a/arch/mips/bcm63xx/clk.c
+++ b/arch/mips/bcm63xx/clk.c
@@ -381,6 +381,12 @@ void clk_disable(struct clk *clk)
EXPORT_SYMBOL(clk_disable);
+struct clk *clk_get_parent(struct clk *clk)
+{
+ return NULL;
+}
+EXPORT_SYMBOL(clk_get_parent);
+
unsigned long clk_get_rate(struct clk *clk)
{
if (!clk)
diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile
index 2861a05c2e0c..f27cf31b4140 100644
--- a/arch/mips/boot/compressed/Makefile
+++ b/arch/mips/boot/compressed/Makefile
@@ -52,7 +52,7 @@ endif
vmlinuzobjs-$(CONFIG_KERNEL_XZ) += $(obj)/ashldi3.o
-vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bswapdi.o
+vmlinuzobjs-$(CONFIG_KERNEL_ZSTD) += $(obj)/bswapdi.o $(obj)/ashldi3.o
targets := $(notdir $(vmlinuzobjs-y))
diff --git a/arch/mips/generic/yamon-dt.c b/arch/mips/generic/yamon-dt.c
index a3aa22c77cad..a07a5edbcda7 100644
--- a/arch/mips/generic/yamon-dt.c
+++ b/arch/mips/generic/yamon-dt.c
@@ -75,7 +75,7 @@ static unsigned int __init gen_fdt_mem_array(
__init int yamon_dt_append_memory(void *fdt,
const struct yamon_mem_region *regions)
{
- unsigned long phys_memsize, memsize;
+ unsigned long phys_memsize = 0, memsize;
__be32 mem_array[2 * MAX_MEM_ARRAY_ENTRIES];
unsigned int mem_entries;
int i, err, mem_off;