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authorJoerg Roedel <joerg.roedel@amd.com>2010-09-10 17:30:49 +0200
committerAvi Kivity <avi@redhat.com>2010-10-24 10:52:35 +0200
commit14dfe855f978181cd611ec018e5ceba860a98545 (patch)
treee81ec5a9162a2588f12c21de415ab8778c655c1f /arch/x86/include/asm
parentc30a358d33e0e111f06e54a4a4125371e6b6693c (diff)
KVM: X86: Introduce pointer to mmu context used for gva_to_gpa
This patch introduces the walk_mmu pointer which points to the mmu-context currently used for gva_to_gpa translations. Signed-off-by: Joerg Roedel <joerg.roedel@amd.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/include/asm')
-rw-r--r--arch/x86/include/asm/kvm_host.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 4915b7c8f2e..1b3eb8a0a1b 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -286,9 +286,22 @@ struct kvm_vcpu_arch {
u64 ia32_misc_enable_msr;
bool tpr_access_reporting;
+ /*
+ * Paging state of the vcpu
+ *
+ * If the vcpu runs in guest mode with two level paging this still saves
+ * the paging mode of the l1 guest. This context is always used to
+ * handle faults.
+ */
struct kvm_mmu mmu;
/*
+ * Pointer to the mmu context currently used for
+ * gva_to_gpa translations.
+ */
+ struct kvm_mmu *walk_mmu;
+
+ /*
* This struct is filled with the necessary information to propagate a
* page fault into the guest
*/