linux-kernel - [PATCH V12 12/14] kvm uapi: Add KICK_CPU and PV

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Message-Id: <20130806114433.20643.14387.sendpatchset@codeblue.in.ibm.com>
Date:	Tue, 06 Aug 2013 17:14:33 +0530
From:	Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>
To:	<gleb@...hat.com>, <mingo@...hat.com>, <jeremy@...p.org>,
	<x86@...nel.org>, <konrad.wilk@...cle.com>, <hpa@...or.com>,
	<pbonzini@...hat.com>
Cc:	linux-doc@...r.kernel.org, <habanero@...ux.vnet.ibm.com>,
	Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>,
	<xen-devel@...ts.xensource.com>, <peterz@...radead.org>,
	<mtosatti@...hat.com>, <stefano.stabellini@...citrix.com>,
	<andi@...stfloor.org>, <attilio.rao@...rix.com>,
	<ouyang@...pitt.edu>, <gregkh@...e.de>, <agraf@...e.de>,
	<chegu_vinod@...com>, <torvalds@...ux-foundation.org>,
	<avi.kivity@...il.com>, <tglx@...utronix.de>,
	<kvm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<riel@...hat.com>, <drjones@...hat.com>,
	<virtualization@...ts.linux-foundation.org>,
	<srivatsa.vaddagiri@...il.com>
Subject: [PATCH  V12 12/14] kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi

kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi

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

this is needed by both guest and host.

Originally-from: Srivatsa Vaddagiri <vatsa@...ux.vnet.ibm.com>
Signed-off-by: Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>
Acked-by: Gleb Natapov <gleb@...hat.com>
Acked-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/include/uapi/asm/kvm_para.h |    1 +
 include/uapi/linux/kvm_para.h        |    1 +
 2 files changed, 2 insertions(+)

diff --git a/arch/x86/include/uapi/asm/kvm_para.h b/arch/x86/include/uapi/asm/kvm_para.h
index 06fdbd9..94dc8ca 100644
--- a/arch/x86/include/uapi/asm/kvm_para.h
+++ b/arch/x86/include/uapi/asm/kvm_para.h
@@ -23,6 +23,7 @@
 #define KVM_FEATURE_ASYNC_PF		4
 #define KVM_FEATURE_STEAL_TIME		5
 #define KVM_FEATURE_PV_EOI		6
+#define KVM_FEATURE_PV_UNHALT		7
 
 /* The last 8 bits are used to indicate how to interpret the flags field
  * in pvclock structure. If no bits are set, all flags are ignored.
diff --git a/include/uapi/linux/kvm_para.h b/include/uapi/linux/kvm_para.h
index cea2c5c..2841f86 100644
--- a/include/uapi/linux/kvm_para.h
+++ b/include/uapi/linux/kvm_para.h
@@ -19,6 +19,7 @@
 #define KVM_HC_MMU_OP			2
 #define KVM_HC_FEATURES			3
 #define KVM_HC_PPC_MAP_MAGIC_PAGE	4
+#define KVM_HC_KICK_CPU			5
 
 /*
  * hypercalls use architecture specific

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