On Tue, 18 Apr 2023 13:57:37 +0100, Marc Zyngier wrote:
> Per-vcpu flags are updated using a non-atomic RMW operation.
> Which means it is possible to get preempted between the read and
> write operations.
>
> Another interesting thing to note is that preemption also updates
> flags, as we have some flag manipulation in both the load and put
> operations.
>
> [...]
Applied to kvmarm/fixes, thanks!
[1/1] KVM: arm64: Make vcpu flag updates non-preemptible
https://git.kernel.org/kvmarm/kvmarm/c/35dcb3ac663a
--
Best,
Oliver
