* Pavel Machek wrote:
> On Thu 2018-07-26 13:45:37, Ingo Molnar wrote:
> >
> > * Pavel Machek wrote:
> >
> > > On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> > > > On Tue, 26 Jun 2018, Jan Beulich wrote:
> > > > > >>> On 25.06.18 at 18:33, wrote:
> > > > > > On 06/25/2018
* Pavel Machek wrote:
> On Thu 2018-07-26 13:45:37, Ingo Molnar wrote:
> >
> > * Pavel Machek wrote:
> >
> > > On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> > > > On Tue, 26 Jun 2018, Jan Beulich wrote:
> > > > > >>> On 25.06.18 at 18:33, wrote:
> > > > > > On 06/25/2018
On Thu 2018-07-26 13:45:37, Ingo Molnar wrote:
>
> * Pavel Machek wrote:
>
> > On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> > > On Tue, 26 Jun 2018, Jan Beulich wrote:
> > > > >>> On 25.06.18 at 18:33, wrote:
> > > > > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> > > > >>
On Thu 2018-07-26 13:45:37, Ingo Molnar wrote:
>
> * Pavel Machek wrote:
>
> > On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> > > On Tue, 26 Jun 2018, Jan Beulich wrote:
> > > > >>> On 25.06.18 at 18:33, wrote:
> > > > > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> > > > >>
* Pavel Machek wrote:
> On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> > On Tue, 26 Jun 2018, Jan Beulich wrote:
> > > >>> On 25.06.18 at 18:33, wrote:
> > > > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> > > >> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms -
* Pavel Machek wrote:
> On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> > On Tue, 26 Jun 2018, Jan Beulich wrote:
> > > >>> On 25.06.18 at 18:33, wrote:
> > > > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> > > >> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms -
On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> On Tue, 26 Jun 2018, Jan Beulich wrote:
> > >>> On 25.06.18 at 18:33, wrote:
> > > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> > >> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
> > >> 32-bit ones instead.
> >
On Tue 2018-06-26 08:38:22, Henrique de Moraes Holschuh wrote:
> On Tue, 26 Jun 2018, Jan Beulich wrote:
> > >>> On 25.06.18 at 18:33, wrote:
> > > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> > >> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
> > >> 32-bit ones instead.
> >
On Tue, 26 Jun 2018, Jan Beulich wrote:
> >>> On 25.06.18 at 18:33, wrote:
> > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> >> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
> >> 32-bit ones instead.
> >
> > Hmph. Is that considered a bug (errata)?
>
> No.
>
> >
On Tue, 26 Jun 2018, Jan Beulich wrote:
> >>> On 25.06.18 at 18:33, wrote:
> > On 06/25/2018 03:25 AM, Jan Beulich wrote:
> >> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
> >> 32-bit ones instead.
> >
> > Hmph. Is that considered a bug (errata)?
>
> No.
>
> >
* Jan Beulich wrote:
> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms
Please write out the consequence of that in the changelog.
Thanks,
Ingo
* Jan Beulich wrote:
> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms
Please write out the consequence of that in the changelog.
Thanks,
Ingo
>>> On 25.06.18 at 18:33, wrote:
> On 06/25/2018 03:25 AM, Jan Beulich wrote:
>> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
>> 32-bit ones instead.
>
> Hmph. Is that considered a bug (errata)?
No.
> URL/references?
Intel's Optimization Reference Manual says so (in
>>> On 25.06.18 at 18:33, wrote:
> On 06/25/2018 03:25 AM, Jan Beulich wrote:
>> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
>> 32-bit ones instead.
>
> Hmph. Is that considered a bug (errata)?
No.
> URL/references?
Intel's Optimization Reference Manual says so (in
On June 25, 2018 9:33:35 AM PDT, Randy Dunlap wrote:
>On 06/25/2018 03:25 AM, Jan Beulich wrote:
>> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
>> 32-bit ones instead.
>
>Hmph. Is that considered a bug (errata)?
>
>URL/references?
>
>Are these changes really only zeroing
On June 25, 2018 9:33:35 AM PDT, Randy Dunlap wrote:
>On 06/25/2018 03:25 AM, Jan Beulich wrote:
>> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
>> 32-bit ones instead.
>
>Hmph. Is that considered a bug (errata)?
>
>URL/references?
>
>Are these changes really only zeroing
On 06/25/2018 03:25 AM, Jan Beulich wrote:
> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
> 32-bit ones instead.
Hmph. Is that considered a bug (errata)?
URL/references?
Are these changes really only zeroing the lower 32 bits of the register?
and that's all that the code
On 06/25/2018 03:25 AM, Jan Beulich wrote:
> Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
> 32-bit ones instead.
Hmph. Is that considered a bug (errata)?
URL/references?
Are these changes really only zeroing the lower 32 bits of the register?
and that's all that the code
Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
32-bit ones instead.
Signed-off-by: Jan Beulich
---
arch/x86/crypto/aegis128-aesni-asm.S |2 +-
arch/x86/crypto/aegis128l-aesni-asm.S|2 +-
arch/x86/crypto/aegis256-aesni-asm.S |2 +-
Some Intel CPUs don't recognize 64-bit XORs as zeroing idioms - use
32-bit ones instead.
Signed-off-by: Jan Beulich
---
arch/x86/crypto/aegis128-aesni-asm.S |2 +-
arch/x86/crypto/aegis128l-aesni-asm.S|2 +-
arch/x86/crypto/aegis256-aesni-asm.S |2 +-
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