diff options
Diffstat (limited to 'arch/sparc64')
| -rw-r--r-- | arch/sparc64/kernel/process.c | 26 | ||||
| -rw-r--r-- | arch/sparc64/kernel/sparc64_ksyms.c | 1 | ||||
| -rw-r--r-- | arch/sparc64/kernel/traps.c | 4 |
3 files changed, 3 insertions, 28 deletions
diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c index bf740e039b75..7f5debdc5fed 100644 --- a/arch/sparc64/kernel/process.c +++ b/arch/sparc64/kernel/process.c @@ -211,22 +211,8 @@ static void show_regwindow(struct pt_regs *regs) printk("I7: <%pS>\n", (void *) rwk->ins[7]); } -#ifdef CONFIG_SMP -static DEFINE_SPINLOCK(regdump_lock); -#endif - -void __show_regs(struct pt_regs * regs) +void show_regs(struct pt_regs *regs) { -#ifdef CONFIG_SMP - unsigned long flags; - - /* Protect against xcall ipis which might lead to livelock on the lock */ - __asm__ __volatile__("rdpr %%pstate, %0\n\t" - "wrpr %0, %1, %%pstate" - : "=r" (flags) - : "i" (PSTATE_IE)); - spin_lock(®dump_lock); -#endif printk("TSTATE: %016lx TPC: %016lx TNPC: %016lx Y: %08x %s\n", regs->tstate, regs->tpc, regs->tnpc, regs->y, print_tainted()); printk("TPC: <%pS>\n", (void *) regs->tpc); @@ -244,16 +230,6 @@ void __show_regs(struct pt_regs * regs) regs->u_regs[15]); printk("RPC: <%pS>\n", (void *) regs->u_regs[15]); show_regwindow(regs); -#ifdef CONFIG_SMP - spin_unlock(®dump_lock); - __asm__ __volatile__("wrpr %0, 0, %%pstate" - : : "r" (flags)); -#endif -} - -void show_regs(struct pt_regs *regs) -{ - __show_regs(regs); } struct global_reg_snapshot global_reg_snapshot[NR_CPUS]; diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c index 504e678ee128..0804f71df6cb 100644 --- a/arch/sparc64/kernel/sparc64_ksyms.c +++ b/arch/sparc64/kernel/sparc64_ksyms.c @@ -68,7 +68,6 @@ extern void *__memscan_zero(void *, size_t); extern void *__memscan_generic(void *, int, size_t); extern int __memcmp(const void *, const void *, __kernel_size_t); extern __kernel_size_t strlen(const char *); -extern void show_regs(struct pt_regs *); extern void syscall_trace(struct pt_regs *, int); extern void sys_sigsuspend(void); extern int compat_sys_ioctl(unsigned int fd, unsigned int cmd, u32 arg); diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index f56b6fe78e92..404e8561e2d0 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -1777,7 +1777,7 @@ static void sun4v_log_error(struct pt_regs *regs, struct sun4v_error_entry *ent, pfx, ent->err_raddr, ent->err_size, ent->err_cpu); - __show_regs(regs); + show_regs(regs); if ((cnt = atomic_read(ocnt)) != 0) { atomic_set(ocnt, 0); @@ -2189,7 +2189,7 @@ void die_if_kernel(char *str, struct pt_regs *regs) printk("%s(%d): %s [#%d]\n", current->comm, task_pid_nr(current), str, ++die_counter); notify_die(DIE_OOPS, str, regs, 0, 255, SIGSEGV); __asm__ __volatile__("flushw"); - __show_regs(regs); + show_regs(regs); add_taint(TAINT_DIE); if (regs->tstate & TSTATE_PRIV) { struct reg_window *rw = (struct reg_window *) |