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KVM: add kvm_arch_vcpu_runnable() test to kvm_vcpu_on_spin() loop

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Use the arch specific function kvm_arch_vcpu_runnable() to add a further
criterium to identify a suitable vcpu to yield to during undirected yield
processing.

Signed-off-by: Michael Mueller <[email protected]>
Reviewed-by: Christian Borntraeger <[email protected]>
Signed-off-by: Christian Borntraeger <[email protected]>
Signed-off-by: Paolo Bonzini <[email protected]>
This commit is contained in:
Michael Mueller authored and Paolo Bonzini committed 2014-02-26 17:32:05 +01:00
1 parent f87618e870
commit 98f4a14676
1 file changed
+1 -1
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virt/kvm/kvm_main.c
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@@ -1801,7 +1801,7 @@ void kvm_vcpu_on_spin(struct kvm_vcpu *me)
continue;
if (vcpu == me)
continue;
if (waitqueue_active(&vcpu->wq))
if (waitqueue_active(&vcpu->wq) && !kvm_arch_vcpu_runnable(vcpu))
continue;
if (!kvm_vcpu_eligible_for_directed_yield(vcpu))
continue;