Re: [PATCH v2 3/3] i387: support lazy restore of FPU state

From: H. Peter Anvin
Date: Tue Feb 21 2012 - 13:00:02 EST


On 02/20/2012 09:27 PM, Linus Torvalds wrote:
>
> IOW, if you can try this on top of current -git, that would be lovely.
>

This passed all my build tests overnight.

I don't know if unlazy_fpu() being out of line will cause a context
switch performance loss, though.

Otherwise:

Acked-by: H. Peter Anvin <hpa@xxxxxxxxx>

Let me know if you'd prefer me to pull this into the -tip tree.

-hpa


--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.

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