[GIT PULL] KVM/arm64 fixes for 6.14, take #2

[Paolo Bonzini]

On Fri, Feb 14, 2025 at 12:56 PM Marc Zyngier <maz at kernel.org> wrote:
>
> Paolo,
>
> Here's the second batch of KVM/arm64 fixes for 6.14.
>
> The most noticeable item here is a rather large rework of our
> FP/SIMD/SVE/SME handling, mostly removing a bunch of fairly pointless
> and not-quite-thought-out optimisations. This fixes a bunch of
> failures reported in the wild, and makes the code far more
> maintainable. Thanks to Mark Rutland for doing all the hard work.
>
> The rest is mostly a bunch of fixes cleanups after the merge window
> (timers, vgic, pKVM...).
>
> Please pull,

>
> The following changes since commit 0e459810285503fb354537e84049e212c5917c33:
>
>   KVM: arm64: timer: Don't adjust the EL2 virtual timer offset (2025-02-04 15:10:38 +0000)
>
> are available in the Git repository at:
>
>   git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm.git tags/kvmarm-fixes-6.14-2
>
> for you to fetch changes up to b3aa9283c0c505b5cfd25f7d6cfd720de2adc807:
>
>   KVM: arm64: vgic: Hoist SGI/PPI alloc from vgic_init() to kvm_create_vgic() (2025-02-13 18:03:54 +0000)
>
> ----------------------------------------------------------------
> KVM/arm64 fixes for 6.14, take #2
>
> - Large set of fixes for vector handling, specially in the interactions
>   between host and guest state. This fixes a number of bugs affecting
>   actual deployments, and greatly simplifies the FP/SIMD/SVE handling.
>   Thanks to Mark Rutland for dealing with this thankless task.
>
> - Fix an ugly race between vcpu and vgic creation/init, resulting in
>   unexpected behaviours.
>
> - Fix use of kernel VAs at EL2 when emulating timers with nVHE.
>
> - Small set of pKVM improvements and cleanups.

Done, thanks,

Paolo