diff options
Diffstat (limited to 'arch/parisc/kernel')
-rw-r--r-- | arch/parisc/kernel/Makefile | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/audit.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/binfmt_elf32.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/compat_audit.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/ftrace.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/pa7300lc.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/parisc_ksyms.c | 2 | ||||
-rw-r--r-- | arch/parisc/kernel/pci-dma.c | 9 | ||||
-rw-r--r-- | arch/parisc/kernel/pdc_cons.c | 2 | ||||
-rw-r--r-- | arch/parisc/kernel/pdt.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/ptrace.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/signal.c | 10 | ||||
-rw-r--r-- | arch/parisc/kernel/signal32.c | 13 | ||||
-rw-r--r-- | arch/parisc/kernel/signal32.h | 2 | ||||
-rw-r--r-- | arch/parisc/kernel/sys_parisc32.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/syscall.S | 6 | ||||
-rw-r--r-- | arch/parisc/kernel/time.c | 6 | ||||
-rw-r--r-- | arch/parisc/kernel/traps.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/unwind.c | 1 | ||||
-rw-r--r-- | arch/parisc/kernel/vmlinux.lds.S | 1 |
20 files changed, 35 insertions, 27 deletions
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/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 00aed082969b..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 * 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/signal.c b/arch/parisc/kernel/signal.c index 26f12f45b4bb..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. @@ -92,7 +93,6 @@ sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) unsigned long usp = (regs->gr[30] & ~(0x01UL)); unsigned long sigframe_size = PARISC_RT_SIGFRAME_SIZE; #ifdef CONFIG_64BIT - compat_sigset_t compat_set; struct compat_rt_sigframe __user * compat_frame; if (is_compat_task()) @@ -113,9 +113,8 @@ sys_rt_sigreturn(struct pt_regs *regs, int in_syscall) if (is_compat_task()) { DBG(2,"sys_rt_sigreturn: ELF32 process.\n"); - if (__copy_from_user(&compat_set, &compat_frame->uc.uc_sigmask, sizeof(compat_set))) + if (get_compat_sigset(&set, &compat_frame->uc.uc_sigmask)) goto give_sigsegv; - sigset_32to64(&set,&compat_set); } else #endif { @@ -237,7 +236,6 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs, int err = 0; #ifdef CONFIG_64BIT struct compat_rt_sigframe __user * compat_frame; - compat_sigset_t compat_set; #endif usp = (regs->gr[30] & ~(0x01UL)); @@ -260,8 +258,8 @@ setup_rt_frame(struct ksignal *ksig, sigset_t *set, struct pt_regs *regs, DBG(1,"setup_rt_frame: frame->uc.uc_mcontext = 0x%p\n", &compat_frame->uc.uc_mcontext); err |= setup_sigcontext32(&compat_frame->uc.uc_mcontext, &compat_frame->regs, regs, in_syscall); - sigset_64to32(&compat_set,set); - err |= __copy_to_user(&compat_frame->uc.uc_sigmask, &compat_set, sizeof(compat_set)); + err |= put_compat_sigset(&compat_frame->uc.uc_sigmask, set, + sizeof(compat_sigset_t)); } else #endif { diff --git a/arch/parisc/kernel/signal32.c b/arch/parisc/kernel/signal32.c index 9e0cb6a577d6..41afa9cd1f55 100644 --- a/arch/parisc/kernel/signal32.c +++ b/arch/parisc/kernel/signal32.c @@ -46,19 +46,6 @@ #define DBG(LEVEL, ...) #endif -inline void -sigset_32to64(sigset_t *s64, compat_sigset_t *s32) -{ - s64->sig[0] = s32->sig[0] | ((unsigned long)s32->sig[1] << 32); -} - -inline void -sigset_64to32(compat_sigset_t *s32, sigset_t *s64) -{ - s32->sig[0] = s64->sig[0] & 0xffffffffUL; - s32->sig[1] = (s64->sig[0] >> 32) & 0xffffffffUL; -} - long restore_sigcontext32(struct compat_sigcontext __user *sc, struct compat_regfile __user * rf, struct pt_regs *regs) diff --git a/arch/parisc/kernel/signal32.h b/arch/parisc/kernel/signal32.h index af51d4ccee42..719e7417732c 100644 --- a/arch/parisc/kernel/signal32.h +++ b/arch/parisc/kernel/signal32.h @@ -79,8 +79,6 @@ struct compat_rt_sigframe { #define FUNCTIONCALLFRAME32 48 #define PARISC_RT_SIGFRAME_SIZE32 (((sizeof(struct compat_rt_sigframe) + FUNCTIONCALLFRAME32) + SIGFRAME32) & -SIGFRAME32) -void sigset_32to64(sigset_t *s64, compat_sigset_t *s32); -void sigset_64to32(compat_sigset_t *s32, sigset_t *s64); long restore_sigcontext32(struct compat_sigcontext __user *sc, struct compat_regfile __user *rf, struct pt_regs *regs); 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 230333157fe3..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 * diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c index caab39dfa95d..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 * 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> |