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[Qemu-devel] [PATCH 1/2] QEMU kvm: Add PV_UNHALT feature support
From: |
Raghavendra K T |
Subject: |
[Qemu-devel] [PATCH 1/2] QEMU kvm: Add PV_UNHALT feature support |
Date: |
Fri, 23 Mar 2012 13:53:31 +0530 |
From: Raghavendra K T <address@hidden>
Extend the KVM Hypervisor to enable PVLOCK_KICK feature that allows
a vcpu to kick the halted vcpu to continue with execution in PV ticket
spinlock.
Signed-off-by: Srivatsa Vaddagiri <address@hidden>
Signed-off-by: Raghavendra K T <address@hidden>
---
diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index e74a9e4..dbebd3a 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -98,6 +98,7 @@ struct kvm_para_features {
{ KVM_CAP_NOP_IO_DELAY, KVM_FEATURE_NOP_IO_DELAY },
{ KVM_CAP_PV_MMU, KVM_FEATURE_MMU_OP },
{ KVM_CAP_ASYNC_PF, KVM_FEATURE_ASYNC_PF },
+ { KVM_CAP_PV_UNHALT, KVM_FEATURE_PV_UNHALT },
{ -1, -1 }
};