Jann Horn writes:
> On Thu, Apr 2, 2020 at 9:34 AM Christian König
> wrote:
>> Am 02.04.20 um 04:34 schrieb Jann Horn:
>> > [x86 folks in CC so that they can chime in on the precise rules for
>> > this stuff]
They are pretty simple.
Any code using FPU needs to be completely isolated from regul
Ira,
On Fri, Oct 09 2020 at 12:49, ira weiny wrote:
> From: Ira Weiny
>
> To correctly support the semantics of kmap() with Kernel protection keys
> (PKS), kmap() may be required to set the protections on multiple
> processors (globally). Enabling PKS globally can be very expensive
> depending o
On Mon, Nov 09 2020 at 20:59, Ira Weiny wrote:
> On Tue, Nov 10, 2020 at 02:13:56AM +0100, Thomas Gleixner wrote:
> Also, we can convert the new memcpy_*_page() calls to kmap_local() as well.
> [For now my patch just uses kmap_atomic().]
>
> I've not looked at all of the pa
On Fri, Mar 31 2023 at 05:49, WenYou Yang wrote:
Removing pointlessly copied mail headers. Please fix your email
client
>> >
>> > So what do you want to have happen when someone goes and manually
>> > offlines all the SMT siblings using
>> > /sys/devices/system/cpu/cpu*/online
>