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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-15 13:57:32 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-15 13:57:32 +0200 |
| commit | 975439fe73d1f0f7ce8c235c66783bd34dc459c3 (patch) | |
| tree | 84e29852d96283b13c6e603f86bd506a631343c5 /arch/sparc64/kernel/traps.c | |
| parent | ef31023743e66de7184e9aad432291c842a6384b (diff) | |
| parent | 129d6aba444d1e99d4cbfb9866a4652912426b65 (diff) | |
Merge branch 'x86/amd-iommu' into x86/urgent
Diffstat (limited to 'arch/sparc64/kernel/traps.c')
| -rw-r--r-- | arch/sparc64/kernel/traps.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index 404e8561e2d..3d924121c79 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -39,6 +39,7 @@ #include <asm/prom.h> #include "entry.h" +#include "kstack.h" /* When an irrecoverable trap occurs at tl > 0, the trap entry * code logs the trap state registers at every level in the trap @@ -2115,14 +2116,12 @@ void show_stack(struct task_struct *tsk, unsigned long *_ksp) struct pt_regs *regs; unsigned long pc; - /* Bogus frame pointer? */ - if (fp < (thread_base + sizeof(struct thread_info)) || - fp >= (thread_base + THREAD_SIZE)) + if (!kstack_valid(tp, fp)) break; sf = (struct sparc_stackf *) fp; regs = (struct pt_regs *) (sf + 1); - if ((regs->magic & ~0x1ff) == PT_REGS_MAGIC) { + if (kstack_is_trap_frame(tp, regs)) { if (!(regs->tstate & TSTATE_PRIV)) break; pc = regs->tpc; |