Messages in this thread | | | Subject | Re: [RFC][PATCH] kvm: add suspend pm-notifier | From | Paolo Bonzini <> | Date | Fri, 4 Jun 2021 09:24:30 +0200 |
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On 04/06/21 09:21, Vitaly Kuznetsov wrote: >> >> preempt_notifier_inc(); >> + kvm_init_pm_notifier(kvm); >> > You've probably thought it through and I didn't but wouldn't it be > easier to have one global pm_notifier call for KVM which would go > through the list of VMs instead of registering/deregistering a > pm_notifier call for every created/destroyed VM?
That raises questions on the locking, i.e. if we can we take the kvm_lock safely from the notifier.
Paolo
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