[PATCH 0/3] KVM: arm64: timer fixes and optimisations

Oliver Upton oliver.upton at linux.dev
Mon Jan 30 10:30:34 PST 2023


On Thu, 12 Jan 2023 12:38:26 +0000, Marc Zyngier wrote:
> Having been busy on the NV front the past few weeks, I collected a
> small set of fixes/improvements that make sense even outside of NV.
> 
> The first one is an interesting fix (actually a regression introduced
> by the initial set of NV-related patches) reported by Scott and
> Ganapatrao, where we fail to recognise that a timer that has fired
> doesn't need to fire again. And again.
> 
> [...]

Applied to kvmarm/next, thanks!

[1/3] KVM: arm64: Don't arm a hrtimer for an already pending timer
      https://git.kernel.org/kvmarm/kvmarm/c/4d74ecfa6458
[2/3] KVM: arm64: Reduce overhead of trapped timer sysreg accesses
      https://git.kernel.org/kvmarm/kvmarm/c/fc6ee952cf00
[3/3] KVM: arm64: timers: Don't BUG() on unhandled timer trap
      https://git.kernel.org/kvmarm/kvmarm/c/ba82e06cf7f4

--
Best,
Oliver



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