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SubjectRe: [RFC PATCH] x86/mm/fault: Allow stack access below %rsp
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On 11/5/18 8:27 AM, Waiman Long wrote:
> So gcc had changed to avoid doing that, but my main concern are old
> binaries that were compiled with old gcc.

Yeah, fair enough.

FWIW, I don't have any strong feelings about this patch either way, but
supporting old binaries/compilers without crashing seems fairly
important. I'm yet to see any major downsides to your patch.

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