Alan Cox wrote:
On Wed, 3 Oct 2007 22:35:24 +0300
"Pekka Enberg" <[EMAIL PROTECTED]> wrote:
Hi Linus,
On 10/3/07, Linus Torvalds <[EMAIL PROTECTED]> wrote:
I would bet that the reason the intel-optimized memcpy triggers this is
that the non-temporal stores just means that you go out directly
On Wed, 3 Oct 2007, Robert Hancock wrote:
>
> Erratum 97: 128-Bit Streaming Stores May Cause Coherency Failure
The Intel-optimized memcpy doesn't use the SSE registers, just regular
32-bit integer nontemporal stores (movnti). The reason is that the SSE
state save is too expensive to be worth
Linus Torvalds wrote:
On Wed, 3 Oct 2007, Pekka Enberg wrote:
On 10/3/07, Linus Torvalds <[EMAIL PROTECTED]> wrote:
I would bet that the reason the intel-optimized memcpy triggers this is
that the non-temporal stores just means that you go out directly on the
bus, and it probably just shows a
Hi,
From: Linus Torvalds <[EMAIL PROTECTED]>
> On Wed, 3 Oct 2007, Pekka Enberg wrote:
> >
> > On 10/3/07, Linus Torvalds <[EMAIL PROTECTED]> wrote:
> > > I would bet that the reason the intel-optimized memcpy triggers this is
> > > that the non-temporal stores just means that you go out directly
On Wed, 3 Oct 2007 22:35:24 +0300
"Pekka Enberg" <[EMAIL PROTECTED]> wrote:
> Hi Linus,
>
> On 10/3/07, Linus Torvalds <[EMAIL PROTECTED]> wrote:
> > I would bet that the reason the intel-optimized memcpy triggers this is
> > that the non-temporal stores just means that you go out directly on the
On Wed, 3 Oct 2007, Pekka Enberg wrote:
>
> On 10/3/07, Linus Torvalds <[EMAIL PROTECTED]> wrote:
> > I would bet that the reason the intel-optimized memcpy triggers this is
> > that the non-temporal stores just means that you go out directly on the
> > bus, and it probably just shows a weakness
Hi Linus,
On 10/3/07, Linus Torvalds <[EMAIL PROTECTED]> wrote:
> I would bet that the reason the intel-optimized memcpy triggers this is
> that the non-temporal stores just means that you go out directly on the
> bus, and it probably just shows a weakness in the chipset or bus that
> doesn't show
On Wed, 3 Oct 2007, Pekka Enberg wrote:
> Hi Neil,
>
> On 10/3/07, Neil Romig <[EMAIL PROTECTED]> wrote:
> > > > Thanks for your help on this. I have narrowed it down to commit
> > > > "c22ce143d15eb288543fe9873e1c5ac1c01b69a1 x86: cache pollution aware
> > > > __copy_from_user_ll()". This fits
Hi Neil,
On 10/3/07, Neil Romig <[EMAIL PROTECTED]> wrote:
> > > Thanks for your help on this. I have narrowed it down to commit
> > > "c22ce143d15eb288543fe9873e1c5ac1c01b69a1 x86: cache pollution aware
> > > __copy_from_user_ll()". This fits with the errors I'm getting, so now I
> > > need
> >
Pekka Enberg wrote:
Hi Neil,
On 10/3/07, Neil Romig <[EMAIL PROTECTED]> wrote:
Thanks for your help on this. I have narrowed it down to commit
"c22ce143d15eb288543fe9873e1c5ac1c01b69a1 x86: cache pollution aware
__copy_from_user_ll()". This fits with the errors I'm getting, so now I need
to fin
Hi Neil,
On 10/3/07, Neil Romig <[EMAIL PROTECTED]> wrote:
> Thanks for your help on this. I have narrowed it down to commit
> "c22ce143d15eb288543fe9873e1c5ac1c01b69a1 x86: cache pollution aware
> __copy_from_user_ll()". This fits with the errors I'm getting, so now I need
> to find out if I can
On 09/30/2007 11:40 AM, Neil Romig wrote:
> I am using kernel 2.6.17.14, and would like to use newer versions for
> the wireless code but I get file corruption with any kernel more recent
> than this. My system uses a SiS645DX chipset (it is a rebadged CLEVO
> D400E) with 5513 IDE.
>
> I get this
Pekka Enberg wrote:
Hi Neil,
On 9/30/07, Neil Romig <[EMAIL PROTECTED]> wrote:
I would suspect a memory problem but memtest86+ gives no errors despite numerous
passes, and I get no errors in older kernels. Does anyone have any idea what
changed in
2.6.18 to cause such an error?
I don't but y
Hi Neil,
On 9/30/07, Neil Romig <[EMAIL PROTECTED]> wrote:
> I would suspect a memory problem but memtest86+ gives no errors despite
> numerous
> passes, and I get no errors in older kernels. Does anyone have any idea what
> changed in
> 2.6.18 to cause such an error?
I don't but you can try to
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