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DateTue, 24 Dec 2002 12:27:50 -0800 (PST)
FromLinus Torvalds <>
SubjectRe: Intel P6 vs P7 system call performance

On Tue, 24 Dec 2002, Ingo Molnar wrote:
>
> this reminds me of another related matter that is not fixed yet, which bug
> caused XFree86 to crash if it was linked against the new libpthreads - in
> vm86 mode we did not save/restore %gs [and %fs] properly, which breaks
> new-style threading. The attached patch is against the 2.4 backport of the
> threading stuff, i'll do a 2.5 patch after christmas eve :-)

Actually, pretty much nothing has changed in vm86 handling, so the patch
should work fine as-is on 2.5.x too.

		Linus

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