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From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
To: Avi Kivity <avi@redhat.com>, Jan Kiszka <jan.kiszka@siemens.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>,
	Alexander Graf <agraf@suse.de>,
	Qemu-devel <qemu-devel@nongnu.org>, KVM <kvm@vger.kernel.org>,
	Anthony Liguori <aliguori@us.ibm.com>,
	Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>
Subject: [PATCH 1/2] QEMU kvm: Add PV_UNHALT feature support
Date: Fri, 23 Mar 2012 13:53:31 +0530	[thread overview]
Message-ID: <20120323082310.17193.22446.sendpatchset@codeblue> (raw)
In-Reply-To: <20120323082242.17193.16289.sendpatchset@codeblue>

From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>

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 <vatsa@linux.vnet.ibm.com>
Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
---
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 }
 };
 


WARNING: multiple messages have this Message-ID (diff)
From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
To: Avi Kivity <avi@redhat.com>, Jan Kiszka <jan.kiszka@siemens.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>, KVM <kvm@vger.kernel.org>,
	Qemu-devel <qemu-devel@nongnu.org>,
	Marcelo Tosatti <mtosatti@redhat.com>,
	Srivatsa Vaddagiri <vatsa@linux.vnet.ibm.com>,
	Alexander Graf <agraf@suse.de>
Subject: [Qemu-devel] [PATCH 1/2] QEMU kvm: Add PV_UNHALT feature support
Date: Fri, 23 Mar 2012 13:53:31 +0530	[thread overview]
Message-ID: <20120323082310.17193.22446.sendpatchset@codeblue> (raw)
In-Reply-To: <20120323082242.17193.16289.sendpatchset@codeblue>

From: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>

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 <vatsa@linux.vnet.ibm.com>
Signed-off-by: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
---
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 }
 };
 

  reply	other threads:[~2012-03-23  8:24 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-03-23  8:22 [PATCH 0/2] QEMU kvm: Adding paravirtual spinlock support for x86 Raghavendra K T
2012-03-23  8:22 ` [Qemu-devel] " Raghavendra K T
2012-03-23  8:23 ` Raghavendra K T [this message]
2012-03-23  8:23   ` [Qemu-devel] [PATCH 1/2] QEMU kvm: Add PV_UNHALT feature support Raghavendra K T
2012-03-23  8:23 ` [PATCH 2/2] QEMU kvm: Add support to get/set vcpu unhalt msr to aid migration Raghavendra K T
2012-03-23  8:23   ` [Qemu-devel] " Raghavendra K T
2012-03-23  8:57   ` Jan Kiszka
2012-03-23  8:57     ` [Qemu-devel] " Jan Kiszka
2012-03-23  9:38     ` Raghavendra K T
2012-03-23  9:38       ` [Qemu-devel] " Raghavendra K T
2012-03-23 13:07     ` Raghavendra K T
2012-03-23 13:07       ` [Qemu-devel] " Raghavendra K T

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