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Re: preparations for 4.16.1
- To: Andrew Cooper <Andrew.Cooper3@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 10 Mar 2022 11:35:28 +0100
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- Cc: George Dunlap <George.Dunlap@xxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Anthony Perard <anthony.perard@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Thu, 10 Mar 2022 10:35:38 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 10.03.2022 11:20, Andrew Cooper wrote:
> On 10/03/2022 09:01, Jan Beulich wrote:
>> On 10.03.2022 09:57, Jan Beulich wrote:
>>> Please point out backports you find missing from the respective staging
>>> branch, but which you consider relevant. One I have queued already, but
>>> which I'd like to put in only once the pending fix to it ("x86: avoid
>>> SORT_BY_INIT_PRIORITY with old GNU ld") has also landed in staging, is
>>>
>>> 4b7fd8153ddf x86: fold sections in final binaries
>> Actually the other one I'm aware of is
>>
>> 7d9589239ec0 x86/CET: Fix S3 resume with shadow stacks active
>>
>> which Andrew promised to provide a suitable backport for.
>
> So now XSA-398 is public, I can say what that slightly cryptically meant.
>
> The CET S3 fix depends on one of the code rearrangements introduced in
> the CET-IBT work. We were intending to have CET-IBT backported for the
> tuesday embargo (didn't go to plan), after which the S3 fix would be a
> trivial backport to 4.14 and later.
I was indeed wondering. Even if this didn't work out in time, aiui the
plan still is to have that backported (without going the manual annotation
route). Do you expect this to be feasible in time (and not at the last
minute) for 4.16.1?
Jan
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