Messages in this thread | | | Subject | Re: [PATCH v2] kvm: Replace vcpu->swait with rcuwait | From | Paolo Bonzini <> | Date | Mon, 20 Apr 2020 23:04:37 +0200 |
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On 20/04/20 22:56, Davidlohr Bueso wrote: > On Mon, 20 Apr 2020, Marc Zyngier wrote: > >> This looks like a change in the semantics of the tracepoint. Before this >> change, 'waited' would have been true if the vcpu waited at all. Here, >> you'd >> have false if it has been interrupted by a signal, even if the vcpu >> has waited >> for a period of time. > > Hmm but sleeps are now uninterruptible as we're using TASK_IDLE.
Hold on, does that mean that you can't anymore send a signal in order to kick a thread out of KVM_RUN? Or am I just misunderstanding?
Paolo
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