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| author | Michael Mueller <mimu@linux.vnet.ibm.com> | 2014-02-26 15:14:18 (GMT) |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2014-02-26 16:32:05 (GMT) |
| commit | 98f4a14676127397c54cab7d6119537ed4d113a2 (patch) | |
| tree | 3944ab31f91fc469efb60626ad242d69490c725a | |
| parent | f87618e870d03ac114dd5496b23f6f628af54152 (diff) | |
| download | linux-98f4a14676127397c54cab7d6119537ed4d113a2.tar.xz | |
KVM: add kvm_arch_vcpu_runnable() test to kvm_vcpu_on_spin() loop
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 <mimu@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | virt/kvm/kvm_main.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f5668a4..5fd4cf8 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -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; |