[Pkg-xen-devel] Bug#1020787: Bug#1020787: linux-image-5.19.0-2-amd64: After updating to 5.19 kernel the VMs are started without XSAVE CPU flags

Tue Sep 27 13:05:59 BST 2022

On Tue, Sep 27, 2022 at 01:59:42PM +0200, Diederik de Haas wrote:
> http://xenbits.xen.org/gitweb/?
> p=xen.git;a=commit;h=c3bd0b83ea5b7c0da6542687436042eeea1e7909 is where it's 
> committed in Xen's master branch. I haven't seen a backport to 4.16 (yet?)
> 
> Looking at the patch thread you linked, I get the impression that the change 
> in the Linux kernel exposed the problem on the Xen side, but the Linux kernel 
> change didn't introduce a bug (Andrew's patch seems to make it more 
> informative, not correct a bug).
> 
> But I'm not sure that assesment is correct. What's your take on this?

Yes, that seems correct.

-- 
Best Regards,
Marek Marczykowski-Górecki
Invisible Things Lab
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