On Wed, Apr 24, 2024 at 07:40:26AM -0700, Dave Hansen wrote:
> On 4/24/24 07:35, Kirill A. Shutemov wrote:
> >> Also, does this need to go to stable although it is kinda big for
> >> stable. If stable, do we need a smaller fix first which is backportable?
> > Correct me, if I am wrong, but I
On 4/24/24 07:35, Kirill A. Shutemov wrote:
>> Also, does this need to go to stable although it is kinda big for
>> stable. If stable, do we need a smaller fix first which is backportable?
> Correct me, if I am wrong, but I believe TDX guest is the only user of
> ACPI MADT wake up method. At least
On Wed, Apr 24, 2024 at 03:50:52PM +0200, Borislav Petkov wrote:
> On Wed, Apr 24, 2024 at 11:38:42AM +0300, Kirill A. Shutemov wrote:
> > It was wrong from beginning. If ACPI MADT wake up method is used on the
> > platform, we cannot handle offline, regardless if it is TDX or not.
>
> Sounds to
On Wed, Apr 24, 2024 at 11:38:42AM +0300, Kirill A. Shutemov wrote:
> It was wrong from beginning. If ACPI MADT wake up method is used on the
> platform, we cannot handle offline, regardless if it is TDX or not.
Sounds to me like this fact should be a prominent part of the commit
message and
On Tue, Apr 23, 2024 at 06:02:58PM +0200, Borislav Petkov wrote:
> >
> > Currently CPU hotplug is prevented based on the confidential computing
> > attribute which is set for Intel TDX. But TDX is not the only possible
> > user of the wake up method.
> >
> > Disable CPU offlining on ACPI MADT
On Tue, Apr 09, 2024 at 02:29:56PM +0300, Kirill A. Shutemov wrote:
> ACPI MADT doesn't allow to offline CPU after it got woke up.
In all your text: s/woke/woken/g
>
> Currently CPU hotplug is prevented based on the confidential computing
> attribute which is set for Intel TDX. But TDX is not