linux-kernel - [PATCH 1/4] Add EPT A/D bits definitions

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Date:	Wed, 16 May 2012 09:06:24 +0800
From:	Xudong Hao <xudong.hao@...ux.intel.com>
To:	avi@...hat.com
Cc:	kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
	haitao.shan@...el.com, xiantao.zhang@...el.com,
	xudong.hao@...el.com
Subject: [PATCH 1/4] Add EPT A/D bits definitions

Add EPT A/D bits definitions.

Signed-off-by: Haitao Shan <haitao.shan@...el.com>
Signed-off-by: Xudong Hao <xudong.hao@...el.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

--
1.7.1

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