Here is what Alan Cox told me
"They aren't in now, it isnt clear they will go in either, except to
support
userland. We have a fair bit of evidence that overall SSE memcpy loses us
performance"
ralf willenbacher wrote:
> Brian Paul wrote:
>
> > > the kernel does not save/restore the xmm regs when switching a task
> > > without the sse patch
> >
> > Ralf,
> >
> > Do you know if an upcoming version of the kernel will fix this?
> >
> > -Brian
>
> 2.3.x went to feature freeze.. no p3 support in there ..
> i think there was a new fpu exception that was not handled by the p3
> patches out there..
> without handling this one an fpu operation returns 0x40000000 (for me it
> did).
>
> the best known p3 patch made by doug ledford vanished from his page
> (http://people.redhat.com/dledford)
> so i think it wont make it into 2.4 .. :(
>
> --
> ralf willenbacher ([EMAIL PROTECTED])
> and this QUAD_LINTERP macro would rule.. realy :>
>
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--
Mitch Allmond
Georgia Institute of Technology, Physics & Computer Science major
[EMAIL PROTECTED]
lca13.eastnet.gatech.edu
"God does not play dice, but I do"
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