Messages in this thread | | | Subject | Re: i386 PDA patches use of %gs | From | Arjan van de Ven <> | Date | Tue, 12 Sep 2006 09:56:46 +0200 |
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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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