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[PATCH] wire up oops_enter()/oops_exit()

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Implement pause_on_oops() on x86_64.

AK: I redid the patch to do the oops_enter/exit in the existing
oops_begin()/end(). This makes it much shorter.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Andi Kleen <ak@suse.de>
This commit is contained in:
Andrew Morton 2006-09-26 10:52:36 +02:00 committed by Andi Kleen
parent e07e23e1fd
commit abf0f10948
1 changed files with 3 additions and 0 deletions
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3
arch/x86_64/kernel/traps.c
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@ -561,6 +561,8 @@ unsigned __kprobes long oops_begin(void)
int cpu = safe_smp_processor_id();
unsigned long flags;
oops_enter();
/* racy, but better than risking deadlock. */
local_irq_save(flags);
if (!spin_trylock(&die_lock)) {
@ -589,6 +591,7 @@ void __kprobes oops_end(unsigned long flags)
spin_unlock_irqrestore(&die_lock, flags);
if (panic_on_oops)
panic("Fatal exception");
oops_exit();
}
void __kprobes __die(const char * str, struct pt_regs * regs, long err)