diff options
Diffstat (limited to 'arch/arc/kernel')
| -rw-r--r-- | arch/arc/kernel/kgdb.c | 12 | ||||
| -rw-r--r-- | arch/arc/kernel/process.c | 2 | ||||
| -rw-r--r-- | arch/arc/kernel/setup.c | 1 | ||||
| -rw-r--r-- | arch/arc/kernel/signal.c | 4 |
4 files changed, 7 insertions, 12 deletions
diff --git a/arch/arc/kernel/kgdb.c b/arch/arc/kernel/kgdb.c index 9a3c34af2ae8..96bca9963c63 100644 --- a/arch/arc/kernel/kgdb.c +++ b/arch/arc/kernel/kgdb.c @@ -192,19 +192,13 @@ void kgdb_arch_set_pc(struct pt_regs *regs, unsigned long ip) instruction_pointer(regs) = ip; } -static void kgdb_call_nmi_hook(void *ignored) +void kgdb_call_nmi_hook(void *ignored) { + /* Default implementation passes get_irq_regs() but we don't */ kgdb_nmicallback(raw_smp_processor_id(), NULL); } -void kgdb_roundup_cpus(unsigned long flags) -{ - local_irq_enable(); - smp_call_function(kgdb_call_nmi_hook, NULL, 0); - local_irq_disable(); -} - -struct kgdb_arch arch_kgdb_ops = { +const struct kgdb_arch arch_kgdb_ops = { /* breakpoint instruction: TRAP_S 0x3 */ #ifdef CONFIG_CPU_BIG_ENDIAN .gdb_bpt_instr = {0x78, 0x7e}, diff --git a/arch/arc/kernel/process.c b/arch/arc/kernel/process.c index 8ce6e7235915..641c364fc232 100644 --- a/arch/arc/kernel/process.c +++ b/arch/arc/kernel/process.c @@ -61,7 +61,7 @@ SYSCALL_DEFINE3(arc_usr_cmpxchg, int *, uaddr, int, expected, int, new) /* Z indicates to userspace if operation succeded */ regs->status32 &= ~STATUS_Z_MASK; - ret = access_ok(VERIFY_WRITE, uaddr, sizeof(*uaddr)); + ret = access_ok(uaddr, sizeof(*uaddr)); if (!ret) goto fail; diff --git a/arch/arc/kernel/setup.c b/arch/arc/kernel/setup.c index eea8c5ce6335..2e018b8c2e19 100644 --- a/arch/arc/kernel/setup.c +++ b/arch/arc/kernel/setup.c @@ -19,6 +19,7 @@ #include <linux/of_fdt.h> #include <linux/of.h> #include <linux/cache.h> +#include <uapi/linux/mount.h> #include <asm/sections.h> #include <asm/arcregs.h> #include <asm/tlb.h> diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index 48685445002e..1bfb7de696bd 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -169,7 +169,7 @@ SYSCALL_DEFINE0(rt_sigreturn) sf = (struct rt_sigframe __force __user *)(regs->sp); - if (!access_ok(VERIFY_READ, sf, sizeof(*sf))) + if (!access_ok(sf, sizeof(*sf))) goto badframe; if (__get_user(magic, &sf->sigret_magic)) @@ -219,7 +219,7 @@ static inline void __user *get_sigframe(struct ksignal *ksig, frame = (void __user *)((sp - framesize) & ~7); /* Check that we can actually write to the signal frame */ - if (!access_ok(VERIFY_WRITE, frame, framesize)) + if (!access_ok(frame, framesize)) frame = NULL; return frame; |