Re: [PATCH] Readd BUG for SMP TLB IPI

From: Alan Cox (alan@lxorguk.ukuu.org.uk)
Date: Wed Jul 09 2003 - 12:04:15 EST


On Mer, 2003-07-09 at 17:58, Andi Kleen wrote:
> > It can happen to any PII/PIII box, its just very very rare on others, so
> > rare I guess such crashes are in the noise.
>
> How do you know it an happen on them? Do you have backtraces?

I sat down with a BP6 owner and did lots of debugging.

> If the BUG was there they wouldn't be in the noise. With the incomplete/broken
> handling it's just a silent hang.

I'm not arguing BUG is better than hang, but working right is better than BUG 8)

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