Re: Kernel oops with 2.6.26, padlock and ipsec: probably problem with fpu state changes

From: Suresh Siddha
Date: Sat Aug 09 2008 - 13:53:04 EST


On Sat, Aug 09, 2008 at 07:32:59AM -0700, Herbert Xu wrote:
> On Sat, Aug 09, 2008 at 10:29:18PM +0800, Herbert Xu wrote:
> >
> > OK I take that back, Intel (and AMD) processors are equally affected
> > by this. For a start, the newly added Intel crc32c driver suffers
> > from exactly the same problem since the instruction used is also
> > SSE.
>
> Actually I was mistaken, Intel has done the right thing by not
> generating a fault on crc32c with TS set.

Yes, the documentation seems to says so. But I am double checking
with experts inside, to make sure we got the SDM right.
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