* Re: Patch "KVM: arm64: Advertise support for FEAT_SCTLR2" has been added to the 6.12-stable tree
[not found] <20260307131250.3919487-1-sashal@kernel.org>
@ 2026-03-07 16:44 ` Marc Zyngier
0 siblings, 0 replies; only message in thread
From: Marc Zyngier @ 2026-03-07 16:44 UTC (permalink / raw)
To: stable
Cc: stable-commits, oupton, Joey Gouly, Suzuki K Poulose, Zenghui Yu,
Catalin Marinas, Will Deacon
On Sat, 07 Mar 2026 13:12:50 +0000,
Sasha Levin <sashal@kernel.org> wrote:
>
> This is a note to let you know that I've just added the patch titled
>
> KVM: arm64: Advertise support for FEAT_SCTLR2
>
> to the 6.12-stable tree which can be found at:
> http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
>
> The filename of the patch is:
> kvm-arm64-advertise-support-for-feat_sctlr2.patch
> and it can be found in the queue-6.12 subdirectory.
>
> If you, or anyone else, feels it should not be added to the stable tree,
> please let <stable@vger.kernel.org> know about it.
Of course it should not. And the reason is written in the commit log:
> Everything is in place to handle the additional state for SCTLR2_ELx,
> which is all that FEAT_SCTLR2 implies.
Where is that handling? Oh wait, it's not there. That's only 20
patches you're missing.
Now you are advertising a new feature to guests, which is not context
switched, and offering potential control from guests on the host. But
hey, who cares about that...
If you cannot be bothered to resolve trivial conflicts, please don't.
Fail the backport, and someone who actually cares will do the work.
M.
--
Jazz isn't dead. It just smells funny.
^ permalink raw reply [flat|nested] only message in thread