Messages in this thread | | | Date | Tue, 9 Aug 2022 14:59:12 +0200 | Subject | Re: [PATCH v3 2/2] KVM: x86/xen: Stop Xen timer before changing IRQ | From | Paolo Bonzini <> |
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On 8/9/22 11:22, David Woodhouse wrote: > On Mon, 2022-08-08 at 14:06 -0500, Coleman Dietsch wrote: >> Stop Xen timer (if it's running) prior to changing the IRQ vector and >> potentially (re)starting the timer. Changing the IRQ vector while the >> timer is still running can result in KVM injecting a garbage event, e.g. >> vm_xen_inject_timer_irqs() could see a non-zero xen.timer_pending from >> a previous timer but inject the new xen.timer_virq. > > Hm, wasn't that already addressed in the first patch I saw, which just > called kvm_xen_stop_timer() unconditionally before (possibly) setting > it up again?
Which patch is that?
Paolo
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