Re: [RESEND][PATCH] x86: don't destroy %rbp on kernel-mode faults

[Andi Kleen]

Vegard Nossum <vegard.nossum@xxxxxxxxx> writes:

> Hi,
>
> I sent this patch earlier, but it was never queued. It has been acked by
> Arjan and acked informally by Andi. I hope this can make it for 2.6.27.

Just to clarify the "informal ack" was (paraphrased): 

All the .S code was always designed to support dwarf2 unwinding and
not frame pointers and there are a lot more places that don't care
about frame pointers. So even if you fix it here it'll still break in
other places.

-Andi

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