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From: Xudong Hao <xudong.hao@intel.com>
To: avi@redhat.com
Cc: kvm@vger.kernel.org, linux-kernel@vger.kernel.org,
	takuya.yoshikawa@gmail.com, xiantao.zhang@intel.com,
	Xudong Hao <xudong.hao@intel.com>,
	Haitao Shan <haitao.shan@intel.com>
Subject: [PATCH v2 1/4] Add EPT A/D bits definitions
Date: Mon, 21 May 2012 11:54:00 +0800	[thread overview]
Message-ID: <1337572443-22482-1-git-send-email-xudong.hao@intel.com> (raw)

Add EPT A/D bits definitions.

Signed-off-by: Haitao Shan <haitao.shan@intel.com>
Signed-off-by: Xudong Hao <xudong.hao@intel.com>
---
 arch/x86/include/asm/vmx.h |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
index 31f180c..de007c2 100644
--- a/arch/x86/include/asm/vmx.h
+++ b/arch/x86/include/asm/vmx.h
@@ -404,6 +404,7 @@ enum vmcs_field {
 #define VMX_EPTP_WB_BIT				(1ull << 14)
 #define VMX_EPT_2MB_PAGE_BIT			(1ull << 16)
 #define VMX_EPT_1GB_PAGE_BIT			(1ull << 17)
+#define VMX_EPT_AD_BIT					(1ull << 21)
 #define VMX_EPT_EXTENT_INDIVIDUAL_BIT		(1ull << 24)
 #define VMX_EPT_EXTENT_CONTEXT_BIT		(1ull << 25)
 #define VMX_EPT_EXTENT_GLOBAL_BIT		(1ull << 26)
@@ -415,11 +416,14 @@ enum vmcs_field {
 #define VMX_EPT_MAX_GAW				0x4
 #define VMX_EPT_MT_EPTE_SHIFT			3
 #define VMX_EPT_GAW_EPTP_SHIFT			3
+#define VMX_EPT_AD_ENABLE_BIT			(1ull << 6)
 #define VMX_EPT_DEFAULT_MT			0x6ull
 #define VMX_EPT_READABLE_MASK			0x1ull
 #define VMX_EPT_WRITABLE_MASK			0x2ull
 #define VMX_EPT_EXECUTABLE_MASK			0x4ull
 #define VMX_EPT_IPAT_BIT    			(1ull << 6)
+#define VMX_EPT_ACCESS_BIT				(1ull << 8)
+#define VMX_EPT_DIRTY_BIT				(1ull << 9)
 
 #define VMX_EPT_IDENTITY_PAGETABLE_ADDR		0xfffbc000ul
 
-- 
1.5.6


             reply	other threads:[~2012-05-21  3:50 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-21  3:54 Xudong Hao [this message]
2012-05-21  3:54 ` [PATCH v2 2/4] Add parameter to control A/D bits support Xudong Hao
2012-05-21  3:54 ` [PATCH v2 3/4] Enable EPT A/D bits if supported by turning on relevant bit in EPTP Xudong Hao
2012-05-21  3:54 ` [PATCH v2 4/4] Enabling Access bit when doing memory swapping Xudong Hao
2012-05-21  8:21   ` Avi Kivity

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