In-Reply-To: <31687.FP.7244@verge.net.au>
On Mon, 17 Jul 2006 12:17:20 -0400, Horms wrote:
> This patch is part of an effort to unify the panic_on_oops behaviour
> across all architectures that implement it.
>
> It was pointed out to me by Andi Kleen that if an oops has occured
> in interrupt context, then calling sleep() in the oops path will only cause
> a panic, and that it would be really better for it not to be in the path at
> all.
i386 already checks in_interrupt() and panics immediately:
--- a/arch/i386/kernel/traps.c
+++ b/arch/i386/kernel/traps.c
@@ -442,11 +442,9 @@ #endif
===> if (in_interrupt())
===> panic("Fatal exception in interrupt");
- if (panic_on_oops) {
- printk(KERN_EMERG "Fatal exception: panic in 5 seconds\n");
- ssleep(5);
- panic("Fatal exception");
- }
+ if (panic_on_oops)
+ panic("Fatal exception: panic_on_oops");
+
oops_exit();
do_exit(SIGSEGV);
}
--
Chuck
And did we tell you the name of the game, boy, we call it Riding the Gravy Train.
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