linux-kernel - [tip:x86/spinlocks] kvm uapi: Add KICK_CPU and PV

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Message-ID: <tip-3a3bb00d5c73f3ae7833f6534982b5b2f56ac9b4@git.kernel.org>
Date:	Sat, 10 Aug 2013 09:15:16 -0700
From:	tip-bot for Raghavendra K T <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	gleb@...hat.com, linux-kernel@...r.kernel.org, hpa@...or.com,
	mingo@...nel.org, raghavendra.kt@...ux.vnet.ibm.com,
	tglx@...utronix.de, hpa@...ux.intel.com
Subject: [tip:x86/spinlocks] kvm uapi:
  Add KICK_CPU and PV_UNHALT definition to uapi

Commit-ID:  3a3bb00d5c73f3ae7833f6534982b5b2f56ac9b4
Gitweb:     http://git.kernel.org/tip/3a3bb00d5c73f3ae7833f6534982b5b2f56ac9b4
Author:     Raghavendra K T <raghavendra.kt@...ux.vnet.ibm.com>
AuthorDate: Fri, 9 Aug 2013 19:52:00 +0530
Committer:  H. Peter Anvin <hpa@...ux.intel.com>
CommitDate: Fri, 9 Aug 2013 07:54:12 -0700

kvm uapi: Add KICK_CPU and PV_UNHALT definition to uapi

These are 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>
Link: http://lkml.kernel.org/r/1376058122-8248-13-git-send-email-raghavendra.kt@linux.vnet.ibm.com
Acked-by: Gleb Natapov <gleb@...hat.com>
Acked-by: Ingo Molnar <mingo@...nel.org>
Signed-off-by: H. Peter Anvin <hpa@...ux.intel.com>
---
 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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