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SubjectRe: i386 PDA patches use of %gs
On Tue, 2006-09-12 at 00:48 -0700, Jeremy Fitzhardinge wrote:
> Arjan van de Ven wrote:
> > Jeremy, is there a reason you're specifically using %gs and not %fs? If
> > not, would you mind a switch to using %fs instead?
> >
> The main reason for using %gs was to take advantage of gcc's TLS
> support. I intend to measure the cost of gs vs fs, and if there's a
> significant difference I'll switch.

gcc can be fixed if needed. I don't see the kernel switching to use that
any time soon though...

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