diff options
Diffstat (limited to 'arch/parisc')
142 files changed, 257 insertions, 58 deletions
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index ba7b7ddc3844..1fd3eb5b66c6 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 config PARISC def_bool y select ARCH_MIGHT_HAVE_PC_PARPORT @@ -257,6 +258,18 @@ config PARISC_PAGE_SIZE_64KB endchoice +config PARISC_SELF_EXTRACT + bool "Build kernel as self-extracting executable" + default y + help + Say Y if you want to build the parisc kernel as a kind of + self-extracting executable. + + If you say N here, the kernel will be compressed with gzip + which can be loaded by the palo bootloader directly too. + + If you don't know what to do here, say Y. + config SMP bool "Symmetric multi-processing support" ---help--- diff --git a/arch/parisc/Kconfig.debug b/arch/parisc/Kconfig.debug index 0d856b94c9b1..fb3507f9b14a 100644 --- a/arch/parisc/Kconfig.debug +++ b/arch/parisc/Kconfig.debug @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 menu "Kernel hacking" source "lib/Kconfig.debug" diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile index 58fae5d2449d..01946ebaff72 100644 --- a/arch/parisc/Makefile +++ b/arch/parisc/Makefile @@ -129,8 +129,13 @@ Image: vmlinux bzImage: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ +ifdef CONFIG_PARISC_SELF_EXTRACT vmlinuz: bzImage $(OBJCOPY) $(boot)/bzImage $@ +else +vmlinuz: vmlinux + @gzip -cf -9 $< > $@ +endif install: $(CONFIG_SHELL) $(src)/arch/parisc/install.sh \ diff --git a/arch/parisc/boot/compressed/Makefile b/arch/parisc/boot/compressed/Makefile index 5450a11c9d10..7d7e594bda36 100644 --- a/arch/parisc/boot/compressed/Makefile +++ b/arch/parisc/boot/compressed/Makefile @@ -15,7 +15,7 @@ targets += misc.o piggy.o sizes.h head.o real2.o firmware.o KBUILD_CFLAGS := -D__KERNEL__ -O2 -DBOOTLOADER KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING KBUILD_CFLAGS += $(cflags-y) -fno-delete-null-pointer-checks -KBUILD_CFLAGS += -fno-PIE -mno-space-regs -mdisable-fpregs +KBUILD_CFLAGS += -fno-PIE -mno-space-regs -mdisable-fpregs -Os ifndef CONFIG_64BIT KBUILD_CFLAGS += -mfast-indirect-calls endif diff --git a/arch/parisc/boot/compressed/misc.c b/arch/parisc/boot/compressed/misc.c index 13a4bf9ac4da..9345b44b86f0 100644 --- a/arch/parisc/boot/compressed/misc.c +++ b/arch/parisc/boot/compressed/misc.c @@ -24,7 +24,8 @@ /* Symbols defined by linker scripts */ extern char input_data[]; extern int input_len; -extern __le32 output_len; /* at unaligned address, little-endian */ +/* output_len is inserted by the linker possibly at an unaligned address */ +extern __le32 output_len __aligned(1); extern char _text, _end; extern char _bss, _ebss; extern char _startcode_end; diff --git a/arch/parisc/include/asm/agp.h b/arch/parisc/include/asm/agp.h index d226ffa8fc12..cb04470e63d0 100644 --- a/arch/parisc/include/asm/agp.h +++ b/arch/parisc/include/asm/agp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_AGP_H #define _ASM_PARISC_AGP_H diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h index 17b98a87e5e2..88bae6676c9b 100644 --- a/arch/parisc/include/asm/atomic.h +++ b/arch/parisc/include/asm/atomic.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> * Copyright (C) 2006 Kyle McMartin <kyle@parisc-linux.org> */ @@ -260,7 +261,7 @@ atomic64_set(atomic64_t *v, s64 i) static __inline__ s64 atomic64_read(const atomic64_t *v) { - return ACCESS_ONCE((v)->counter); + return READ_ONCE((v)->counter); } #define atomic64_inc(v) (atomic64_add( 1,(v))) diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h index da87943328a5..53252d4f9a57 100644 --- a/arch/parisc/include/asm/bitops.h +++ b/arch/parisc/include/asm/bitops.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_BITOPS_H #define _PARISC_BITOPS_H diff --git a/arch/parisc/include/asm/bug.h b/arch/parisc/include/asm/bug.h index 07ea467f22fc..4b6d60b94124 100644 --- a/arch/parisc/include/asm/bug.h +++ b/arch/parisc/include/asm/bug.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_BUG_H #define _PARISC_BUG_H diff --git a/arch/parisc/include/asm/bugs.h b/arch/parisc/include/asm/bugs.h index 9e6284342a5f..0a7f9db6bd1c 100644 --- a/arch/parisc/include/asm/bugs.h +++ b/arch/parisc/include/asm/bugs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-parisc/bugs.h * diff --git a/arch/parisc/include/asm/cache.h b/arch/parisc/include/asm/cache.h index df0f52bd18b4..150b7f30ea90 100644 --- a/arch/parisc/include/asm/cache.h +++ b/arch/parisc/include/asm/cache.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-parisc/cache.h */ diff --git a/arch/parisc/include/asm/cacheflush.h b/arch/parisc/include/asm/cacheflush.h index c7e15cc5c668..3742508cc534 100644 --- a/arch/parisc/include/asm/cacheflush.h +++ b/arch/parisc/include/asm/cacheflush.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_CACHEFLUSH_H #define _PARISC_CACHEFLUSH_H diff --git a/arch/parisc/include/asm/checksum.h b/arch/parisc/include/asm/checksum.h index 60c2c42619c9..3cbf1f1c1188 100644 --- a/arch/parisc/include/asm/checksum.h +++ b/arch/parisc/include/asm/checksum.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_CHECKSUM_H #define _PARISC_CHECKSUM_H diff --git a/arch/parisc/include/asm/cmpxchg.h b/arch/parisc/include/asm/cmpxchg.h index 7ada30900807..f627c37dad9c 100644 --- a/arch/parisc/include/asm/cmpxchg.h +++ b/arch/parisc/include/asm/cmpxchg.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * forked from parisc asm/atomic.h which was: * Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org> diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h index 3387307cc33e..07f48827afda 100644 --- a/arch/parisc/include/asm/compat.h +++ b/arch/parisc/include/asm/compat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_COMPAT_H #define _ASM_PARISC_COMPAT_H /* diff --git a/arch/parisc/include/asm/compat_ucontext.h b/arch/parisc/include/asm/compat_ucontext.h index 2f7292afde3c..c606f1bc891d 100644 --- a/arch/parisc/include/asm/compat_ucontext.h +++ b/arch/parisc/include/asm/compat_ucontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_COMPAT_UCONTEXT_H #define _ASM_PARISC_COMPAT_UCONTEXT_H diff --git a/arch/parisc/include/asm/delay.h b/arch/parisc/include/asm/delay.h index 08e58e679e3e..841b506b702a 100644 --- a/arch/parisc/include/asm/delay.h +++ b/arch/parisc/include/asm/delay.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_DELAY_H #define _ASM_PARISC_DELAY_H diff --git a/arch/parisc/include/asm/dma-mapping.h b/arch/parisc/include/asm/dma-mapping.h index 2b16282add69..01e1fc057c83 100644 --- a/arch/parisc/include/asm/dma-mapping.h +++ b/arch/parisc/include/asm/dma-mapping.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_DMA_MAPPING_H #define _PARISC_DMA_MAPPING_H @@ -32,14 +33,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return hppa_dma_ops; } -static inline void -dma_cache_sync(struct device *dev, void *vaddr, size_t size, - enum dma_data_direction direction) -{ - if (hppa_dma_ops->sync_single_for_cpu) - flush_kernel_dcache_range((unsigned long)vaddr, size); -} - static inline void * parisc_walk_tree(struct device *dev) { diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h index fd48ae2de950..eea80ed34e6d 100644 --- a/arch/parisc/include/asm/dma.h +++ b/arch/parisc/include/asm/dma.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* asm/dma.h: Defines for using and allocating dma channels. * Written by Hennus Bergman, 1992. * High DMA channel support & info by Hannu Savolainen diff --git a/arch/parisc/include/asm/elf.h b/arch/parisc/include/asm/elf.h index a6b2a421571e..382d75a2ee4f 100644 --- a/arch/parisc/include/asm/elf.h +++ b/arch/parisc/include/asm/elf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASMPARISC_ELF_H #define __ASMPARISC_ELF_H diff --git a/arch/parisc/include/asm/fb.h b/arch/parisc/include/asm/fb.h index 4d503a023ab2..c4cd6360f996 100644 --- a/arch/parisc/include/asm/fb.h +++ b/arch/parisc/include/asm/fb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_FB_H_ #define _ASM_FB_H_ diff --git a/arch/parisc/include/asm/fixmap.h b/arch/parisc/include/asm/fixmap.h index 6fec4d4a1a18..f7c3a0905de4 100644 --- a/arch/parisc/include/asm/fixmap.h +++ b/arch/parisc/include/asm/fixmap.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_FIXMAP_H #define _ASM_FIXMAP_H diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h index d635c6b0269d..42b2c75a1645 100644 --- a/arch/parisc/include/asm/ftrace.h +++ b/arch/parisc/include/asm/ftrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_FTRACE_H #define _ASM_PARISC_FTRACE_H diff --git a/arch/parisc/include/asm/futex.h b/arch/parisc/include/asm/futex.h index c601aab2fb36..cf7ba058f619 100644 --- a/arch/parisc/include/asm/futex.h +++ b/arch/parisc/include/asm/futex.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_FUTEX_H #define _ASM_PARISC_FUTEX_H diff --git a/arch/parisc/include/asm/hardirq.h b/arch/parisc/include/asm/hardirq.h index 9b3bd039a609..077815169258 100644 --- a/arch/parisc/include/asm/hardirq.h +++ b/arch/parisc/include/asm/hardirq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* hardirq.h: PA-RISC hard IRQ support. * * Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx> diff --git a/arch/parisc/include/asm/hardware.h b/arch/parisc/include/asm/hardware.h index d1d864b81bae..d6e1ed145031 100644 --- a/arch/parisc/include/asm/hardware.h +++ b/arch/parisc/include/asm/hardware.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_HARDWARE_H #define _PARISC_HARDWARE_H diff --git a/arch/parisc/include/asm/hash.h b/arch/parisc/include/asm/hash.h index dbe93311aa26..525950ed862d 100644 --- a/arch/parisc/include/asm/hash.h +++ b/arch/parisc/include/asm/hash.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_HASH_H #define _ASM_HASH_H diff --git a/arch/parisc/include/asm/hugetlb.h b/arch/parisc/include/asm/hugetlb.h index a65d888716c4..58e0f4620426 100644 --- a/arch/parisc/include/asm/hugetlb.h +++ b/arch/parisc/include/asm/hugetlb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC64_HUGETLB_H #define _ASM_PARISC64_HUGETLB_H diff --git a/arch/parisc/include/asm/ide.h b/arch/parisc/include/asm/ide.h index 81700a2321cf..34cdac01ed35 100644 --- a/arch/parisc/include/asm/ide.h +++ b/arch/parisc/include/asm/ide.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/include/asm-parisc/ide.h * diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h index af98254f7257..27c62baa9c4e 100644 --- a/arch/parisc/include/asm/io.h +++ b/arch/parisc/include/asm/io.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_IO_H #define _ASM_IO_H diff --git a/arch/parisc/include/asm/irq.h b/arch/parisc/include/asm/irq.h index 1073599a7be9..959e79cd2c14 100644 --- a/arch/parisc/include/asm/irq.h +++ b/arch/parisc/include/asm/irq.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-parisc/irq.h * diff --git a/arch/parisc/include/asm/irqflags.h b/arch/parisc/include/asm/irqflags.h index 34f9cb9b4754..38a19c0bac3a 100644 --- a/arch/parisc/include/asm/irqflags.h +++ b/arch/parisc/include/asm/irqflags.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PARISC_IRQFLAGS_H #define __PARISC_IRQFLAGS_H diff --git a/arch/parisc/include/asm/kbdleds.h b/arch/parisc/include/asm/kbdleds.h index 2e2e75a83c28..50fcce810655 100644 --- a/arch/parisc/include/asm/kbdleds.h +++ b/arch/parisc/include/asm/kbdleds.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_KBDLEDS_H #define _ASM_PARISC_KBDLEDS_H diff --git a/arch/parisc/include/asm/kmap_types.h b/arch/parisc/include/asm/kmap_types.h index 58e91ed0388f..3e70b5cd1123 100644 --- a/arch/parisc/include/asm/kmap_types.h +++ b/arch/parisc/include/asm/kmap_types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_KMAP_TYPES_H #define _ASM_KMAP_TYPES_H diff --git a/arch/parisc/include/asm/ldcw.h b/arch/parisc/include/asm/ldcw.h index 8be707e1b6c7..dd5a08aaa4da 100644 --- a/arch/parisc/include/asm/ldcw.h +++ b/arch/parisc/include/asm/ldcw.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PARISC_LDCW_H #define __PARISC_LDCW_H diff --git a/arch/parisc/include/asm/led.h b/arch/parisc/include/asm/led.h index c3405ab9d60a..6de13d08a388 100644 --- a/arch/parisc/include/asm/led.h +++ b/arch/parisc/include/asm/led.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef LED_H #define LED_H diff --git a/arch/parisc/include/asm/linkage.h b/arch/parisc/include/asm/linkage.h index 67e6b433d399..9a69bf6fc4b6 100644 --- a/arch/parisc/include/asm/linkage.h +++ b/arch/parisc/include/asm/linkage.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_PARISC_LINKAGE_H #define __ASM_PARISC_LINKAGE_H diff --git a/arch/parisc/include/asm/machdep.h b/arch/parisc/include/asm/machdep.h index a231c97d703e..215d2c43989d 100644 --- a/arch/parisc/include/asm/machdep.h +++ b/arch/parisc/include/asm/machdep.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_MACHDEP_H #define _PARISC_MACHDEP_H diff --git a/arch/parisc/include/asm/mckinley.h b/arch/parisc/include/asm/mckinley.h index d1ea6f12915e..eb84dbeb7fd9 100644 --- a/arch/parisc/include/asm/mckinley.h +++ b/arch/parisc/include/asm/mckinley.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ASM_PARISC_MCKINLEY_H #define ASM_PARISC_MCKINLEY_H #ifdef __KERNEL__ diff --git a/arch/parisc/include/asm/mmu.h b/arch/parisc/include/asm/mmu.h index 6a310cf8b734..3fb70a601d5c 100644 --- a/arch/parisc/include/asm/mmu.h +++ b/arch/parisc/include/asm/mmu.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_MMU_H_ #define _PARISC_MMU_H_ diff --git a/arch/parisc/include/asm/mmu_context.h b/arch/parisc/include/asm/mmu_context.h index e4a657094058..697a906ab1b0 100644 --- a/arch/parisc/include/asm/mmu_context.h +++ b/arch/parisc/include/asm/mmu_context.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PARISC_MMU_CONTEXT_H #define __PARISC_MMU_CONTEXT_H diff --git a/arch/parisc/include/asm/mmzone.h b/arch/parisc/include/asm/mmzone.h index b6b34a0987e7..fafa3893fd70 100644 --- a/arch/parisc/include/asm/mmzone.h +++ b/arch/parisc/include/asm/mmzone.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_MMZONE_H #define _PARISC_MMZONE_H diff --git a/arch/parisc/include/asm/module.h b/arch/parisc/include/asm/module.h index bab37e99168a..c8c131a74919 100644 --- a/arch/parisc/include/asm/module.h +++ b/arch/parisc/include/asm/module.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_MODULE_H #define _ASM_PARISC_MODULE_H diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h index bfed09d80bae..af00fe9bf846 100644 --- a/arch/parisc/include/asm/page.h +++ b/arch/parisc/include/asm/page.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_PAGE_H #define _PARISC_PAGE_H diff --git a/arch/parisc/include/asm/parisc-device.h b/arch/parisc/include/asm/parisc-device.h index eaf4dc1c7294..d02d144c6012 100644 --- a/arch/parisc/include/asm/parisc-device.h +++ b/arch/parisc/include/asm/parisc-device.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_PARISC_DEVICE_H_ #define _ASM_PARISC_PARISC_DEVICE_H_ diff --git a/arch/parisc/include/asm/parport.h b/arch/parisc/include/asm/parport.h index c391d7cbc223..2c8e2321c24d 100644 --- a/arch/parisc/include/asm/parport.h +++ b/arch/parisc/include/asm/parport.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * * parport.h: ia32-compatible parport initialisation diff --git a/arch/parisc/include/asm/pci.h b/arch/parisc/include/asm/pci.h index 1de1a3f412ec..96b7deec512d 100644 --- a/arch/parisc/include/asm/pci.h +++ b/arch/parisc/include/asm/pci.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_PARISC_PCI_H #define __ASM_PARISC_PCI_H @@ -87,13 +88,6 @@ struct pci_hba_data { #endif /* !CONFIG_64BIT */ /* -** KLUGE: linux/pci.h include asm/pci.h BEFORE declaring struct pci_bus -** (This eliminates some of the warnings). -*/ -struct pci_bus; -struct pci_dev; - -/* * If the PCI device's view of memory is the same as the CPU's view of memory, * PCI_DMA_BUS_IS_PHYS is true. The networking and block device layers use * this boolean for bounce buffer decisions. @@ -161,7 +155,6 @@ extern struct pci_bios_ops *pci_bios; #ifdef CONFIG_PCI extern void pcibios_register_hba(struct pci_hba_data *); -extern void pcibios_set_master(struct pci_dev *); #else static inline void pcibios_register_hba(struct pci_hba_data *x) { diff --git a/arch/parisc/include/asm/pdc.h b/arch/parisc/include/asm/pdc.h index 26b4455baa83..efee44a5e063 100644 --- a/arch/parisc/include/asm/pdc.h +++ b/arch/parisc/include/asm/pdc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_PDC_H #define _PARISC_PDC_H @@ -280,6 +281,7 @@ void setup_pdc(void); /* in inventory.c */ /* wrapper-functions from pdc.c */ int pdc_add_valid(unsigned long address); +int pdc_instr(unsigned int *instr); int pdc_chassis_info(struct pdc_chassis_info *chassis_info, void *led_info, unsigned long len); int pdc_chassis_disp(unsigned long disp); int pdc_chassis_warn(unsigned long *warn); diff --git a/arch/parisc/include/asm/perf.h b/arch/parisc/include/asm/perf.h index a18e11972c09..2a5a60affe70 100644 --- a/arch/parisc/include/asm/perf.h +++ b/arch/parisc/include/asm/perf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PERF_H_ #define _ASM_PERF_H_ diff --git a/arch/parisc/include/asm/pgalloc.h b/arch/parisc/include/asm/pgalloc.h index f08dda3f0995..cf13275f7c6d 100644 --- a/arch/parisc/include/asm/pgalloc.h +++ b/arch/parisc/include/asm/pgalloc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PGALLOC_H #define _ASM_PGALLOC_H diff --git a/arch/parisc/include/asm/pgtable.h b/arch/parisc/include/asm/pgtable.h index 71ca86cb0f16..fa6b7c78f18a 100644 --- a/arch/parisc/include/asm/pgtable.h +++ b/arch/parisc/include/asm/pgtable.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_PGTABLE_H #define _PARISC_PGTABLE_H diff --git a/arch/parisc/include/asm/prefetch.h b/arch/parisc/include/asm/prefetch.h index 1ee7c82672c1..6e63f720024d 100644 --- a/arch/parisc/include/asm/prefetch.h +++ b/arch/parisc/include/asm/prefetch.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-parisc/prefetch.h * diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h index b3b66c3d6f3c..0e6ab6e4a4e9 100644 --- a/arch/parisc/include/asm/processor.h +++ b/arch/parisc/include/asm/processor.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * include/asm-parisc/processor.h * diff --git a/arch/parisc/include/asm/psw.h b/arch/parisc/include/asm/psw.h index ad69a35e9c0f..76c301146c31 100644 --- a/arch/parisc/include/asm/psw.h +++ b/arch/parisc/include/asm/psw.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_PSW_H diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h index 3c3cb004b7e2..46da07670c2b 100644 --- a/arch/parisc/include/asm/ptrace.h +++ b/arch/parisc/include/asm/ptrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard */ diff --git a/arch/parisc/include/asm/ropes.h b/arch/parisc/include/asm/ropes.h index 09f51d5ab57c..8e51c775c80a 100644 --- a/arch/parisc/include/asm/ropes.h +++ b/arch/parisc/include/asm/ropes.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_ROPES_H_ #define _ASM_PARISC_ROPES_H_ diff --git a/arch/parisc/include/asm/rt_sigframe.h b/arch/parisc/include/asm/rt_sigframe.h index f0dd3b30f6c4..2b3010ade00e 100644 --- a/arch/parisc/include/asm/rt_sigframe.h +++ b/arch/parisc/include/asm/rt_sigframe.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_RT_SIGFRAME_H #define _ASM_PARISC_RT_SIGFRAME_H diff --git a/arch/parisc/include/asm/runway.h b/arch/parisc/include/asm/runway.h index 5bea02da7e22..f3cfe69439f6 100644 --- a/arch/parisc/include/asm/runway.h +++ b/arch/parisc/include/asm/runway.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef ASM_PARISC_RUNWAY_H #define ASM_PARISC_RUNWAY_H #ifdef __KERNEL__ diff --git a/arch/parisc/include/asm/sections.h b/arch/parisc/include/asm/sections.h index 9d13c3507ad6..accdf40aa5b7 100644 --- a/arch/parisc/include/asm/sections.h +++ b/arch/parisc/include/asm/sections.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_SECTIONS_H #define _PARISC_SECTIONS_H diff --git a/arch/parisc/include/asm/shmparam.h b/arch/parisc/include/asm/shmparam.h index afe1300ab667..74f74e4d35b7 100644 --- a/arch/parisc/include/asm/shmparam.h +++ b/arch/parisc/include/asm/shmparam.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASMPARISC_SHMPARAM_H #define _ASMPARISC_SHMPARAM_H diff --git a/arch/parisc/include/asm/signal.h b/arch/parisc/include/asm/signal.h index 81a545773971..eeb5c8858663 100644 --- a/arch/parisc/include/asm/signal.h +++ b/arch/parisc/include/asm/signal.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_SIGNAL_H #define _ASM_PARISC_SIGNAL_H diff --git a/arch/parisc/include/asm/smp.h b/arch/parisc/include/asm/smp.h index a5dc9066c6d8..b9a18db4b05a 100644 --- a/arch/parisc/include/asm/smp.h +++ b/arch/parisc/include/asm/smp.h @@ -1,6 +1,8 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SMP_H #define __ASM_SMP_H +extern int init_per_cpu(int cpuid); #if defined(CONFIG_SMP) diff --git a/arch/parisc/include/asm/socket.h b/arch/parisc/include/asm/socket.h index 748016cb122d..79feff1b0721 100644 --- a/arch/parisc/include/asm/socket.h +++ b/arch/parisc/include/asm/socket.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_SOCKET_H #define _ASM_SOCKET_H diff --git a/arch/parisc/include/asm/special_insns.h b/arch/parisc/include/asm/special_insns.h index e1509308899f..3d4dd68e181b 100644 --- a/arch/parisc/include/asm/special_insns.h +++ b/arch/parisc/include/asm/special_insns.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PARISC_SPECIAL_INSNS_H #define __PARISC_SPECIAL_INSNS_H diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h index 55bfe4affca3..6f84b6acc86e 100644 --- a/arch/parisc/include/asm/spinlock.h +++ b/arch/parisc/include/asm/spinlock.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SPINLOCK_H #define __ASM_SPINLOCK_H @@ -31,6 +32,7 @@ static inline void arch_spin_lock_flags(arch_spinlock_t *x, cpu_relax(); mb(); } +#define arch_spin_lock_flags arch_spin_lock_flags static inline void arch_spin_unlock(arch_spinlock_t *x) { @@ -168,25 +170,4 @@ static __inline__ int arch_write_trylock(arch_rwlock_t *rw) return result; } -/* - * read_can_lock - would read_trylock() succeed? - * @lock: the rwlock in question. - */ -static __inline__ int arch_read_can_lock(arch_rwlock_t *rw) -{ - return rw->counter >= 0; -} - -/* - * write_can_lock - would write_trylock() succeed? - * @lock: the rwlock in question. - */ -static __inline__ int arch_write_can_lock(arch_rwlock_t *rw) -{ - return !rw->counter; -} - -#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) -#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) - #endif /* __ASM_SPINLOCK_H */ diff --git a/arch/parisc/include/asm/spinlock_types.h b/arch/parisc/include/asm/spinlock_types.h index 8c373aa28a86..42979c5704dc 100644 --- a/arch/parisc/include/asm/spinlock_types.h +++ b/arch/parisc/include/asm/spinlock_types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_SPINLOCK_TYPES_H #define __ASM_SPINLOCK_TYPES_H diff --git a/arch/parisc/include/asm/string.h b/arch/parisc/include/asm/string.h index eda01be65e35..f6e1132f4e35 100644 --- a/arch/parisc/include/asm/string.h +++ b/arch/parisc/include/asm/string.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PA_STRING_H_ #define _PA_STRING_H_ diff --git a/arch/parisc/include/asm/superio.h b/arch/parisc/include/asm/superio.h index 6598acb4d46d..5e11c11d4395 100644 --- a/arch/parisc/include/asm/superio.h +++ b/arch/parisc/include/asm/superio.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_SUPERIO_H #define _PARISC_SUPERIO_H diff --git a/arch/parisc/include/asm/switch_to.h b/arch/parisc/include/asm/switch_to.h index 8ed8fea1e784..f2ac9cc0de60 100644 --- a/arch/parisc/include/asm/switch_to.h +++ b/arch/parisc/include/asm/switch_to.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PARISC_SWITCH_TO_H #define __PARISC_SWITCH_TO_H diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h index 5e0b4e6bd99d..8bff1a58c97f 100644 --- a/arch/parisc/include/asm/syscall.h +++ b/arch/parisc/include/asm/syscall.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* syscall.h */ #ifndef _ASM_PARISC_SYSCALL_H_ diff --git a/arch/parisc/include/asm/termios.h b/arch/parisc/include/asm/termios.h index 9bbc0c8974ea..cded9dc90c1b 100644 --- a/arch/parisc/include/asm/termios.h +++ b/arch/parisc/include/asm/termios.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_TERMIOS_H #define _PARISC_TERMIOS_H diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index bc208136bbb2..c980a02a52bc 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_THREAD_INFO_H #define _ASM_PARISC_THREAD_INFO_H diff --git a/arch/parisc/include/asm/timex.h b/arch/parisc/include/asm/timex.h index 2bd51f6d832b..45537cd4d1d3 100644 --- a/arch/parisc/include/asm/timex.h +++ b/arch/parisc/include/asm/timex.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* * linux/include/asm-parisc/timex.h * diff --git a/arch/parisc/include/asm/tlb.h b/arch/parisc/include/asm/tlb.h index 07924903989e..0c881e74d8a6 100644 --- a/arch/parisc/include/asm/tlb.h +++ b/arch/parisc/include/asm/tlb.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_TLB_H #define _PARISC_TLB_H diff --git a/arch/parisc/include/asm/tlbflush.h b/arch/parisc/include/asm/tlbflush.h index e84b96478193..14668bd52d60 100644 --- a/arch/parisc/include/asm/tlbflush.h +++ b/arch/parisc/include/asm/tlbflush.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _PARISC_TLBFLUSH_H #define _PARISC_TLBFLUSH_H diff --git a/arch/parisc/include/asm/traps.h b/arch/parisc/include/asm/traps.h index 63670231f48a..e00013248907 100644 --- a/arch/parisc/include/asm/traps.h +++ b/arch/parisc/include/asm/traps.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __ASM_TRAPS_H #define __ASM_TRAPS_H diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index cab33a0d0e82..ea70e36ce6af 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __PARISC_UACCESS_H #define __PARISC_UACCESS_H diff --git a/arch/parisc/include/asm/ucontext.h b/arch/parisc/include/asm/ucontext.h index 6c8883e4b0bd..ac7f863864c5 100644 --- a/arch/parisc/include/asm/ucontext.h +++ b/arch/parisc/include/asm/ucontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_UCONTEXT_H #define _ASM_PARISC_UCONTEXT_H diff --git a/arch/parisc/include/asm/unaligned.h b/arch/parisc/include/asm/unaligned.h index dfc5d3321a54..e9029c7c2a69 100644 --- a/arch/parisc/include/asm/unaligned.h +++ b/arch/parisc/include/asm/unaligned.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_UNALIGNED_H #define _ASM_PARISC_UNALIGNED_H diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h index 7dc31c84dd37..3d507d04eb4c 100644 --- a/arch/parisc/include/asm/unistd.h +++ b/arch/parisc/include/asm/unistd.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_PARISC_UNISTD_H_ #define _ASM_PARISC_UNISTD_H_ diff --git a/arch/parisc/include/asm/unwind.h b/arch/parisc/include/asm/unwind.h index 52482e4fc20d..c73a3ee20226 100644 --- a/arch/parisc/include/asm/unwind.h +++ b/arch/parisc/include/asm/unwind.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _UNWIND_H_ #define _UNWIND_H_ diff --git a/arch/parisc/include/uapi/asm/bitsperlong.h b/arch/parisc/include/uapi/asm/bitsperlong.h index 07fa7e50bdc0..307e2ef1c62d 100644 --- a/arch/parisc/include/uapi/asm/bitsperlong.h +++ b/arch/parisc/include/uapi/asm/bitsperlong.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ASM_PARISC_BITSPERLONG_H #define __ASM_PARISC_BITSPERLONG_H diff --git a/arch/parisc/include/uapi/asm/byteorder.h b/arch/parisc/include/uapi/asm/byteorder.h index 58af2c5f5d61..a59d9b7e35a8 100644 --- a/arch/parisc/include/uapi/asm/byteorder.h +++ b/arch/parisc/include/uapi/asm/byteorder.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_BYTEORDER_H #define _PARISC_BYTEORDER_H diff --git a/arch/parisc/include/uapi/asm/errno.h b/arch/parisc/include/uapi/asm/errno.h index 274d5bc6ecce..fc0df353ff0d 100644 --- a/arch/parisc/include/uapi/asm/errno.h +++ b/arch/parisc/include/uapi/asm/errno.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_ERRNO_H #define _PARISC_ERRNO_H diff --git a/arch/parisc/include/uapi/asm/fcntl.h b/arch/parisc/include/uapi/asm/fcntl.h index 34a46cbc76ed..03ce20e5ad7d 100644 --- a/arch/parisc/include/uapi/asm/fcntl.h +++ b/arch/parisc/include/uapi/asm/fcntl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_FCNTL_H #define _PARISC_FCNTL_H diff --git a/arch/parisc/include/uapi/asm/ioctl.h b/arch/parisc/include/uapi/asm/ioctl.h index ec8efa02beda..b509bcc94a03 100644 --- a/arch/parisc/include/uapi/asm/ioctl.h +++ b/arch/parisc/include/uapi/asm/ioctl.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0+ WITH Linux-syscall-note */ /* * Linux/PA-RISC Project (http://www.parisc-linux.org/) * Copyright (C) 1999,2003 Matthew Wilcox < willy at debian . org > diff --git a/arch/parisc/include/uapi/asm/ioctls.h b/arch/parisc/include/uapi/asm/ioctls.h index d0e3321403be..aafb1c0ca0af 100644 --- a/arch/parisc/include/uapi/asm/ioctls.h +++ b/arch/parisc/include/uapi/asm/ioctls.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ARCH_PARISC_IOCTLS_H__ #define __ARCH_PARISC_IOCTLS_H__ diff --git a/arch/parisc/include/uapi/asm/ipcbuf.h b/arch/parisc/include/uapi/asm/ipcbuf.h index 790c4119f647..edf266204b49 100644 --- a/arch/parisc/include/uapi/asm/ipcbuf.h +++ b/arch/parisc/include/uapi/asm/ipcbuf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __PARISC_IPCBUF_H__ #define __PARISC_IPCBUF_H__ diff --git a/arch/parisc/include/uapi/asm/mman.h b/arch/parisc/include/uapi/asm/mman.h index 775b5d5e41a1..80510ba44c08 100644 --- a/arch/parisc/include/uapi/asm/mman.h +++ b/arch/parisc/include/uapi/asm/mman.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __PARISC_MMAN_H__ #define __PARISC_MMAN_H__ @@ -11,6 +12,7 @@ #define MAP_SHARED 0x01 /* Share changes */ #define MAP_PRIVATE 0x02 /* Changes are private */ +#define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */ #define MAP_TYPE 0x03 /* Mask for type of mapping */ #define MAP_FIXED 0x04 /* Interpret addr exactly */ #define MAP_ANONYMOUS 0x10 /* don't use a file */ diff --git a/arch/parisc/include/uapi/asm/msgbuf.h b/arch/parisc/include/uapi/asm/msgbuf.h index 2e83ac758e19..b48b810e626b 100644 --- a/arch/parisc/include/uapi/asm/msgbuf.h +++ b/arch/parisc/include/uapi/asm/msgbuf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_MSGBUF_H #define _PARISC_MSGBUF_H diff --git a/arch/parisc/include/uapi/asm/pdc.h b/arch/parisc/include/uapi/asm/pdc.h index 1f30b49772aa..0ad117617f1a 100644 --- a/arch/parisc/include/uapi/asm/pdc.h +++ b/arch/parisc/include/uapi/asm/pdc.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_PARISC_PDC_H #define _UAPI_PARISC_PDC_H diff --git a/arch/parisc/include/uapi/asm/posix_types.h b/arch/parisc/include/uapi/asm/posix_types.h index f3b5f70b9a5f..2785632c85e7 100644 --- a/arch/parisc/include/uapi/asm/posix_types.h +++ b/arch/parisc/include/uapi/asm/posix_types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ARCH_PARISC_POSIX_TYPES_H #define __ARCH_PARISC_POSIX_TYPES_H diff --git a/arch/parisc/include/uapi/asm/ptrace.h b/arch/parisc/include/uapi/asm/ptrace.h index 02ce2eb99a7f..e72e06247f51 100644 --- a/arch/parisc/include/uapi/asm/ptrace.h +++ b/arch/parisc/include/uapi/asm/ptrace.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* written by Philipp Rumpf, Copyright (C) 1999 SuSE GmbH Nuernberg ** Copyright (C) 2000 Grant Grundler, Hewlett-Packard */ diff --git a/arch/parisc/include/uapi/asm/sembuf.h b/arch/parisc/include/uapi/asm/sembuf.h index c20971bf520f..746c5d86a9b1 100644 --- a/arch/parisc/include/uapi/asm/sembuf.h +++ b/arch/parisc/include/uapi/asm/sembuf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_SEMBUF_H #define _PARISC_SEMBUF_H diff --git a/arch/parisc/include/uapi/asm/setup.h b/arch/parisc/include/uapi/asm/setup.h index 7da2e5b8747e..78b2f4ec7d65 100644 --- a/arch/parisc/include/uapi/asm/setup.h +++ b/arch/parisc/include/uapi/asm/setup.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_SETUP_H #define _PARISC_SETUP_H diff --git a/arch/parisc/include/uapi/asm/shmbuf.h b/arch/parisc/include/uapi/asm/shmbuf.h index 750e13e77991..cd4dbce55d0b 100644 --- a/arch/parisc/include/uapi/asm/shmbuf.h +++ b/arch/parisc/include/uapi/asm/shmbuf.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_SHMBUF_H #define _PARISC_SHMBUF_H diff --git a/arch/parisc/include/uapi/asm/sigcontext.h b/arch/parisc/include/uapi/asm/sigcontext.h index 27ef31bb3b6e..be404bb0f8e3 100644 --- a/arch/parisc/include/uapi/asm/sigcontext.h +++ b/arch/parisc/include/uapi/asm/sigcontext.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _ASMPARISC_SIGCONTEXT_H #define _ASMPARISC_SIGCONTEXT_H diff --git a/arch/parisc/include/uapi/asm/siginfo.h b/arch/parisc/include/uapi/asm/siginfo.h index 8fd10f85c50e..4a1062e05aaf 100644 --- a/arch/parisc/include/uapi/asm/siginfo.h +++ b/arch/parisc/include/uapi/asm/siginfo.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_SIGINFO_H #define _PARISC_SIGINFO_H diff --git a/arch/parisc/include/uapi/asm/signal.h b/arch/parisc/include/uapi/asm/signal.h index e26043b73f5d..d38563a394f2 100644 --- a/arch/parisc/include/uapi/asm/signal.h +++ b/arch/parisc/include/uapi/asm/signal.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_ASM_PARISC_SIGNAL_H #define _UAPI_ASM_PARISC_SIGNAL_H diff --git a/arch/parisc/include/uapi/asm/socket.h b/arch/parisc/include/uapi/asm/socket.h index 3b2bf7ae703b..1d0fdc3b5d22 100644 --- a/arch/parisc/include/uapi/asm/socket.h +++ b/arch/parisc/include/uapi/asm/socket.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_ASM_SOCKET_H #define _UAPI_ASM_SOCKET_H diff --git a/arch/parisc/include/uapi/asm/sockios.h b/arch/parisc/include/uapi/asm/sockios.h index dabfbc7483f6..66a3ba64d53f 100644 --- a/arch/parisc/include/uapi/asm/sockios.h +++ b/arch/parisc/include/uapi/asm/sockios.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ARCH_PARISC_SOCKIOS__ #define __ARCH_PARISC_SOCKIOS__ diff --git a/arch/parisc/include/uapi/asm/stat.h b/arch/parisc/include/uapi/asm/stat.h index 3310d2a49759..b5bbf6704cae 100644 --- a/arch/parisc/include/uapi/asm/stat.h +++ b/arch/parisc/include/uapi/asm/stat.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_STAT_H #define _PARISC_STAT_H diff --git a/arch/parisc/include/uapi/asm/statfs.h b/arch/parisc/include/uapi/asm/statfs.h index 324bea905dc6..e5de020c21ab 100644 --- a/arch/parisc/include/uapi/asm/statfs.h +++ b/arch/parisc/include/uapi/asm/statfs.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_STATFS_H #define _PARISC_STATFS_H diff --git a/arch/parisc/include/uapi/asm/swab.h b/arch/parisc/include/uapi/asm/swab.h index 928e1bbac98f..35fb2d1bfbbd 100644 --- a/arch/parisc/include/uapi/asm/swab.h +++ b/arch/parisc/include/uapi/asm/swab.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_SWAB_H #define _PARISC_SWAB_H diff --git a/arch/parisc/include/uapi/asm/termbits.h b/arch/parisc/include/uapi/asm/termbits.h index d1ab92177a5c..40e920f8d683 100644 --- a/arch/parisc/include/uapi/asm/termbits.h +++ b/arch/parisc/include/uapi/asm/termbits.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef __ARCH_PARISC_TERMBITS_H__ #define __ARCH_PARISC_TERMBITS_H__ diff --git a/arch/parisc/include/uapi/asm/termios.h b/arch/parisc/include/uapi/asm/termios.h index f3377395070d..aba174f23ef0 100644 --- a/arch/parisc/include/uapi/asm/termios.h +++ b/arch/parisc/include/uapi/asm/termios.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_PARISC_TERMIOS_H #define _UAPI_PARISC_TERMIOS_H diff --git a/arch/parisc/include/uapi/asm/types.h b/arch/parisc/include/uapi/asm/types.h index 8866f9bbdeaf..28c7d7453b10 100644 --- a/arch/parisc/include/uapi/asm/types.h +++ b/arch/parisc/include/uapi/asm/types.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _PARISC_TYPES_H #define _PARISC_TYPES_H diff --git a/arch/parisc/include/uapi/asm/unistd.h b/arch/parisc/include/uapi/asm/unistd.h index 667c99421003..4872e77aa96b 100644 --- a/arch/parisc/include/uapi/asm/unistd.h +++ b/arch/parisc/include/uapi/asm/unistd.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ #ifndef _UAPI_ASM_PARISC_UNISTD_H_ #define _UAPI_ASM_PARISC_UNISTD_H_ diff --git a/arch/parisc/kernel/Makefile b/arch/parisc/kernel/Makefile index c4294df69fb6..649dc3eda448 100644 --- a/arch/parisc/kernel/Makefile +++ b/arch/parisc/kernel/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for arch/parisc/kernel # diff --git a/arch/parisc/kernel/audit.c b/arch/parisc/kernel/audit.c index eb64a6148c82..9eb47b2225d2 100644 --- a/arch/parisc/kernel/audit.c +++ b/arch/parisc/kernel/audit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/init.h> #include <linux/types.h> #include <linux/audit.h> diff --git a/arch/parisc/kernel/binfmt_elf32.c b/arch/parisc/kernel/binfmt_elf32.c index f2adcf33f8f2..20dfa081ed0b 100644 --- a/arch/parisc/kernel/binfmt_elf32.c +++ b/arch/parisc/kernel/binfmt_elf32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Support for 32-bit Linux/Parisc ELF binaries on 64 bit kernels * diff --git a/arch/parisc/kernel/compat_audit.c b/arch/parisc/kernel/compat_audit.c index c74478f6bc74..20c39c9d86a9 100644 --- a/arch/parisc/kernel/compat_audit.c +++ b/arch/parisc/kernel/compat_audit.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <asm/unistd.h> unsigned int parisc32_dir_class[] = { diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c index ab80e5c6f651..6d471c00c71a 100644 --- a/arch/parisc/kernel/firmware.c +++ b/arch/parisc/kernel/firmware.c @@ -233,6 +233,26 @@ int pdc_add_valid(unsigned long address) EXPORT_SYMBOL(pdc_add_valid); /** + * pdc_instr - Get instruction that invokes PDCE_CHECK in HPMC handler. + * @instr: Pointer to variable which will get instruction opcode. + * + * The return value is PDC_OK (0) in case call succeeded. + */ +int __init pdc_instr(unsigned int *instr) +{ + int retval; + unsigned long flags; + + spin_lock_irqsave(&pdc_lock, flags); + retval = mem_pdc_call(PDC_INSTR, 0UL, __pa(pdc_result)); + convert_to_wide(pdc_result); + *instr = pdc_result[0]; + spin_unlock_irqrestore(&pdc_lock, flags); + + return retval; +} + +/** * pdc_chassis_info - Return chassis information. * @result: The return buffer. * @chassis_info: The memory buffer address. diff --git a/arch/parisc/kernel/ftrace.c b/arch/parisc/kernel/ftrace.c index 5a5506a35395..6fa8535d3cce 100644 --- a/arch/parisc/kernel/ftrace.c +++ b/arch/parisc/kernel/ftrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Code for tracing calls in Linux kernel. * Copyright (C) 2009-2016 Helge Deller <deller@gmx.de> diff --git a/arch/parisc/kernel/pa7300lc.c b/arch/parisc/kernel/pa7300lc.c index 9b245fc67560..0d770ac83f70 100644 --- a/arch/parisc/kernel/pa7300lc.c +++ b/arch/parisc/kernel/pa7300lc.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/parisc/kernel/pa7300lc.c * - PA7300LC-specific functions diff --git a/arch/parisc/kernel/parisc_ksyms.c b/arch/parisc/kernel/parisc_ksyms.c index c6d6272a934f..7baa2265d439 100644 --- a/arch/parisc/kernel/parisc_ksyms.c +++ b/arch/parisc/kernel/parisc_ksyms.c @@ -35,12 +35,12 @@ EXPORT_SYMBOL(memset); EXPORT_SYMBOL(__xchg8); EXPORT_SYMBOL(__xchg32); EXPORT_SYMBOL(__cmpxchg_u32); +EXPORT_SYMBOL(__cmpxchg_u64); #ifdef CONFIG_SMP EXPORT_SYMBOL(__atomic_hash); #endif #ifdef CONFIG_64BIT EXPORT_SYMBOL(__xchg64); -EXPORT_SYMBOL(__cmpxchg_u64); #endif #include <linux/uaccess.h> diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c index bd4c0a7471d3..c0dfd892f70c 100644 --- a/arch/parisc/kernel/pci-dma.c +++ b/arch/parisc/kernel/pci-dma.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* ** PARISC 1.1 Dynamic DMA mapping support. ** This implementation is for PA-RISC platforms that do not support @@ -571,6 +572,12 @@ static void pa11_dma_sync_sg_for_device(struct device *dev, struct scatterlist * flush_kernel_vmap_range(sg_virt(sg), sg->length); } +static void pa11_dma_cache_sync(struct device *dev, void *vaddr, size_t size, + enum dma_data_direction direction) +{ + flush_kernel_dcache_range((unsigned long)vaddr, size); +} + const struct dma_map_ops pcxl_dma_ops = { .dma_supported = pa11_dma_supported, .alloc = pa11_dma_alloc, @@ -583,6 +590,7 @@ const struct dma_map_ops pcxl_dma_ops = { .sync_single_for_device = pa11_dma_sync_single_for_device, .sync_sg_for_cpu = pa11_dma_sync_sg_for_cpu, .sync_sg_for_device = pa11_dma_sync_sg_for_device, + .cache_sync = pa11_dma_cache_sync, }; static void *pcx_dma_alloc(struct device *dev, size_t size, @@ -619,4 +627,5 @@ const struct dma_map_ops pcx_dma_ops = { .sync_single_for_device = pa11_dma_sync_single_for_device, .sync_sg_for_cpu = pa11_dma_sync_sg_for_cpu, .sync_sg_for_device = pa11_dma_sync_sg_for_device, + .cache_sync = pa11_dma_cache_sync, }; diff --git a/arch/parisc/kernel/pdc_cons.c b/arch/parisc/kernel/pdc_cons.c index 10a5ae9553fd..27a2dd616a7d 100644 --- a/arch/parisc/kernel/pdc_cons.c +++ b/arch/parisc/kernel/pdc_cons.c @@ -92,7 +92,7 @@ static int pdc_console_setup(struct console *co, char *options) #define PDC_CONS_POLL_DELAY (30 * HZ / 1000) static void pdc_console_poll(unsigned long unused); -static DEFINE_TIMER(pdc_console_timer, pdc_console_poll, 0, 0); +static DEFINE_TIMER(pdc_console_timer, pdc_console_poll); static struct tty_port tty_port; static int pdc_console_tty_open(struct tty_struct *tty, struct file *filp) diff --git a/arch/parisc/kernel/pdt.c b/arch/parisc/kernel/pdt.c index 05730a83895c..e07eb34c8750 100644 --- a/arch/parisc/kernel/pdt.c +++ b/arch/parisc/kernel/pdt.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Page Deallocation Table (PDT) support * @@ -15,6 +16,7 @@ #include <linux/memblock.h> #include <linux/seq_file.h> #include <linux/kthread.h> +#include <linux/initrd.h> #include <asm/pdc.h> #include <asm/pdcpat.h> @@ -216,8 +218,16 @@ void __init pdc_pdt_init(void) } for (i = 0; i < pdt_status.pdt_entries; i++) { + unsigned long addr; + report_mem_err(pdt_entry[i]); + addr = pdt_entry[i] & PDT_ADDR_PHYS_MASK; + if (IS_ENABLED(CONFIG_BLK_DEV_INITRD) && + addr >= initrd_start && addr < initrd_end) + pr_crit("CRITICAL: initrd possibly broken " + "due to bad memory!\n"); + /* mark memory page bad */ memblock_reserve(pdt_entry[i] & PAGE_MASK, PAGE_SIZE); } diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index a45a67d526f8..30f92391a93e 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -146,7 +146,7 @@ void machine_power_off(void) /* prevent soft lockup/stalled CPU messages for endless loop. */ rcu_sysrq_start(); - lockup_detector_suspend(); + lockup_detector_soft_poweroff(); for (;;); } diff --git a/arch/parisc/kernel/processor.c b/arch/parisc/kernel/processor.c index a778bd3c107c..e120d63c1b28 100644 --- a/arch/parisc/kernel/processor.c +++ b/arch/parisc/kernel/processor.c @@ -317,7 +317,7 @@ void __init collect_boot_cpu_data(void) * * o Enable CPU profiling hooks. */ -int init_per_cpu(int cpunum) +int __init init_per_cpu(int cpunum) { int ret; struct pdc_coproc_cfg coproc_cfg; diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c index f8b6959d2d97..1a2be6e639b5 100644 --- a/arch/parisc/kernel/ptrace.c +++ b/arch/parisc/kernel/ptrace.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Kernel support for the ptrace() and syscall tracing interfaces. * diff --git a/arch/parisc/kernel/setup.c b/arch/parisc/kernel/setup.c index dee6f9d6a153..f7d0c3b33d70 100644 --- a/arch/parisc/kernel/setup.c +++ b/arch/parisc/kernel/setup.c @@ -38,6 +38,7 @@ #include <linux/export.h> #include <linux/sched.h> #include <linux/sched/clock.h> +#include <linux/start_kernel.h> #include <asm/processor.h> #include <asm/sections.h> @@ -48,6 +49,7 @@ #include <asm/io.h> #include <asm/setup.h> #include <asm/unwind.h> +#include <asm/smp.h> static char __initdata command_line[COMMAND_LINE_SIZE]; @@ -115,7 +117,6 @@ void __init dma_ops_init(void) } #endif -extern int init_per_cpu(int cpuid); extern void collect_boot_cpu_data(void); void __init setup_arch(char **cmdline_p) @@ -398,9 +399,8 @@ static int __init parisc_init(void) } arch_initcall(parisc_init); -void start_parisc(void) +void __init start_parisc(void) { - extern void start_kernel(void); extern void early_trap_init(void); int ret, cpunum; diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c index fdd82e87b340..342073f44d3f 100644 --- a/arch/parisc/kernel/signal.c +++ b/arch/parisc/kernel/signal.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/parisc/kernel/signal.c: Architecture-specific signal * handling support. diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index 63365106ea19..30c28ab14540 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -255,12 +255,11 @@ void arch_send_call_function_single_ipi(int cpu) static void __init smp_cpu_init(int cpunum) { - extern int init_per_cpu(int); /* arch/parisc/kernel/processor.c */ extern void init_IRQ(void); /* arch/parisc/kernel/irq.c */ extern void start_cpu_itimer(void); /* arch/parisc/kernel/time.c */ /* Set modes and Enable floating point coprocessor */ - (void) init_per_cpu(cpunum); + init_per_cpu(cpunum); disable_sr_hashing(); diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c index 93c1963d76fe..2a12a547b447 100644 --- a/arch/parisc/kernel/sys_parisc32.c +++ b/arch/parisc/kernel/sys_parisc32.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * sys_parisc32.c: Conversion between 32bit and 64bit native syscalls. * diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S index 23de307c3052..41e60a9c7db2 100644 --- a/arch/parisc/kernel/syscall.S +++ b/arch/parisc/kernel/syscall.S @@ -742,7 +742,7 @@ lws_compare_and_swap_2: 10: ldd 0(%r25), %r25 11: ldd 0(%r24), %r24 #else - /* Load new value into r22/r23 - high/low */ + /* Load old value into r22/r23 - high/low */ 10: ldw 0(%r25), %r22 11: ldw 4(%r25), %r23 /* Load new value into fr4 for atomic store later */ @@ -834,11 +834,11 @@ cas2_action: copy %r0, %r28 #else /* Compare first word */ -19: ldw,ma 0(%r26), %r29 +19: ldw 0(%r26), %r29 sub,= %r29, %r22, %r0 b,n cas2_end /* Compare second word */ -20: ldw,ma 4(%r26), %r29 +20: ldw 4(%r26), %r29 sub,= %r29, %r23, %r0 b,n cas2_end /* Perform the store */ diff --git a/arch/parisc/kernel/time.c b/arch/parisc/kernel/time.c index 2d956aa0a38a..4b8fd6dc22da 100644 --- a/arch/parisc/kernel/time.c +++ b/arch/parisc/kernel/time.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/parisc/kernel/time.c * @@ -253,7 +254,10 @@ static int __init init_cr16_clocksource(void) cpu0_loc = per_cpu(cpu_data, 0).cpu_loc; for_each_online_cpu(cpu) { - if (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc) + if (cpu == 0) + continue; + if ((cpu0_loc != 0) && + (cpu0_loc == per_cpu(cpu_data, cpu).cpu_loc)) continue; clocksource_cr16.name = "cr16_unstable"; diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c index 991654c88eec..8453724b8009 100644 --- a/arch/parisc/kernel/traps.c +++ b/arch/parisc/kernel/traps.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/parisc/traps.c * @@ -817,7 +818,7 @@ void __init initialize_ivt(const void *iva) u32 check = 0; u32 *ivap; u32 *hpmcp; - u32 length; + u32 length, instr; if (strcmp((const char *)iva, "cows can fly")) panic("IVT invalid"); @@ -827,6 +828,14 @@ void __init initialize_ivt(const void *iva) for (i = 0; i < 8; i++) *ivap++ = 0; + /* + * Use PDC_INSTR firmware function to get instruction that invokes + * PDCE_CHECK in HPMC handler. See programming note at page 1-31 of + * the PA 1.1 Firmware Architecture document. + */ + if (pdc_instr(&instr) == PDC_OK) + ivap[0] = instr; + /* Compute Checksum for HPMC handler */ length = os_hpmc_size; ivap[7] = length; diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c index 48dc7d4d20bb..5a657986ebbf 100644 --- a/arch/parisc/kernel/unwind.c +++ b/arch/parisc/kernel/unwind.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Kernel unwinding support * @@ -14,6 +15,7 @@ #include <linux/slab.h> #include <linux/kallsyms.h> #include <linux/sort.h> +#include <linux/sched.h> #include <linux/uaccess.h> #include <asm/assembly.h> @@ -279,6 +281,17 @@ static void unwind_frame_regs(struct unwind_frame_info *info) info->prev_sp = sp - 64; info->prev_ip = 0; + + /* The stack is at the end inside the thread_union + * struct. If we reach data, we have reached the + * beginning of the stack and should stop unwinding. */ + if (info->prev_sp >= (unsigned long) task_thread_info(info->t) && + info->prev_sp < ((unsigned long) task_thread_info(info->t) + + THREAD_SZ_ALGN)) { + info->prev_sp = 0; + break; + } + if (get_user(tmp, (unsigned long *)(info->prev_sp - RP_OFFSET))) break; info->prev_ip = tmp; diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S index ffe2cbf52d1a..159a2ec0b4e0 100644 --- a/arch/parisc/kernel/vmlinux.lds.S +++ b/arch/parisc/kernel/vmlinux.lds.S @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* Kernel link layout for various "sections" * * Copyright (C) 1999-2003 Matthew Wilcox <willy at parisc-linux.org> diff --git a/arch/parisc/lib/bitops.c b/arch/parisc/lib/bitops.c index 8e45b0a97abf..70ffbcf889b8 100644 --- a/arch/parisc/lib/bitops.c +++ b/arch/parisc/lib/bitops.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * bitops.c: atomic operations which got too long to be inlined all over * the place. diff --git a/arch/parisc/lib/delay.c b/arch/parisc/lib/delay.c index ec9255f27a81..7eab4bb8abe6 100644 --- a/arch/parisc/lib/delay.c +++ b/arch/parisc/lib/delay.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * Precise Delay Loops for parisc * diff --git a/arch/parisc/lib/io.c b/arch/parisc/lib/io.c index 7c1406ff825e..7c00496b47d4 100644 --- a/arch/parisc/lib/io.c +++ b/arch/parisc/lib/io.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/parisc/lib/io.c * diff --git a/arch/parisc/lib/iomap.c b/arch/parisc/lib/iomap.c index eaffbb90aa14..4b19e6e64fb7 100644 --- a/arch/parisc/lib/iomap.c +++ b/arch/parisc/lib/iomap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * iomap.c - Implement iomap interface for PA-RISC * Copyright (c) 2004 Matthew Wilcox diff --git a/arch/parisc/lib/ucmpdi2.c b/arch/parisc/lib/ucmpdi2.c index 149c016f32c5..8e6014a142ef 100644 --- a/arch/parisc/lib/ucmpdi2.c +++ b/arch/parisc/lib/ucmpdi2.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/module.h> union ull_union { diff --git a/arch/parisc/math-emu/Makefile b/arch/parisc/math-emu/Makefile index 0bd63b08a79a..b6c4b254901a 100644 --- a/arch/parisc/math-emu/Makefile +++ b/arch/parisc/math-emu/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 # # Makefile for the linux/parisc floating point code # diff --git a/arch/parisc/mm/fault.c b/arch/parisc/mm/fault.c index 5b101f6a5607..e247edbca68e 100644 --- a/arch/parisc/mm/fault.c +++ b/arch/parisc/mm/fault.c @@ -17,6 +17,7 @@ #include <linux/interrupt.h> #include <linux/extable.h> #include <linux/uaccess.h> +#include <linux/hugetlb.h> #include <asm/traps.h> @@ -261,7 +262,7 @@ void do_page_fault(struct pt_regs *regs, unsigned long code, struct task_struct *tsk; struct mm_struct *mm; unsigned long acc_type; - int fault; + int fault = 0; unsigned int flags; if (faulthandler_disabled()) @@ -315,7 +316,8 @@ good_area: goto out_of_memory; else if (fault & VM_FAULT_SIGSEGV) goto bad_area; - else if (fault & VM_FAULT_SIGBUS) + else if (fault & (VM_FAULT_SIGBUS|VM_FAULT_HWPOISON| + VM_FAULT_HWPOISON_LARGE)) goto bad_area; BUG(); } @@ -352,8 +354,7 @@ bad_area: if (user_mode(regs)) { struct siginfo si; - - show_signal_msg(regs, code, address, tsk, vma); + unsigned int lsb = 0; switch (code) { case 15: /* Data TLB miss fault/Data page fault */ @@ -386,6 +387,30 @@ bad_area: si.si_code = (code == 26) ? SEGV_ACCERR : SEGV_MAPERR; break; } + +#ifdef CONFIG_MEMORY_FAILURE + if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) { + printk(KERN_ERR + "MCE: Killing %s:%d due to hardware memory corruption fault at %08lx\n", + tsk->comm, tsk->pid, address); + si.si_signo = SIGBUS; + si.si_code = BUS_MCEERR_AR; + } +#endif + + /* + * Either small page or large page may be poisoned. + * In other words, VM_FAULT_HWPOISON_LARGE and + * VM_FAULT_HWPOISON are mutually exclusive. + */ + if (fault & VM_FAULT_HWPOISON_LARGE) + lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault)); + else if (fault & VM_FAULT_HWPOISON) + lsb = PAGE_SHIFT; + else + show_signal_msg(regs, code, address, tsk, vma); + si.si_addr_lsb = lsb; + si.si_errno = 0; si.si_addr = (void __user *) address; force_sig_info(si.si_signo, &si, current); diff --git a/arch/parisc/mm/hugetlbpage.c b/arch/parisc/mm/hugetlbpage.c index 5eb8f633b282..d77479ae3af2 100644 --- a/arch/parisc/mm/hugetlbpage.c +++ b/arch/parisc/mm/hugetlbpage.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * PARISC64 Huge TLB page support. * diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 1ca9a2b4239f..13f7854e0d49 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * linux/arch/parisc/mm/init.c * diff --git a/arch/parisc/mm/ioremap.c b/arch/parisc/mm/ioremap.c index 838d0259cd27..92a9b5f12f98 100644 --- a/arch/parisc/mm/ioremap.c +++ b/arch/parisc/mm/ioremap.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * arch/parisc/mm/ioremap.c * diff --git a/arch/parisc/oprofile/Makefile b/arch/parisc/oprofile/Makefile index e9feca1ca28b..86a1ccc328eb 100644 --- a/arch/parisc/oprofile/Makefile +++ b/arch/parisc/oprofile/Makefile @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_OPROFILE) += oprofile.o DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ |