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authorTakuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>2012-08-01 11:02:01 +0200
committerAvi Kivity <avi@redhat.com>2012-08-06 11:47:04 +0200
commit65fbe37c42ed75604c9a770639209dcee162ebe7 (patch)
treeaf03eda97fb68a0329b2890a5a509944d79dffdd /arch/x86/kvm/mmu_audit.c
parentKVM: Stop checking rmap to see if slot is being created (diff)
downloadlinux-65fbe37c42ed75604c9a770639209dcee162ebe7.tar.xz
linux-65fbe37c42ed75604c9a770639209dcee162ebe7.zip
KVM: MMU: Use gfn_to_rmap() instead of directly reading rmap array
This helps to make rmap architecture specific in a later patch. Signed-off-by: Takuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/mmu_audit.c')
-rw-r--r--arch/x86/kvm/mmu_audit.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/x86/kvm/mmu_audit.c b/arch/x86/kvm/mmu_audit.c
index 7d7d0b9e23eb..ca403f9bb0f2 100644
--- a/arch/x86/kvm/mmu_audit.c
+++ b/arch/x86/kvm/mmu_audit.c
@@ -190,7 +190,6 @@ static void check_mappings_rmap(struct kvm *kvm, struct kvm_mmu_page *sp)
static void audit_write_protection(struct kvm *kvm, struct kvm_mmu_page *sp)
{
- struct kvm_memory_slot *slot;
unsigned long *rmapp;
u64 *sptep;
struct rmap_iterator iter;
@@ -198,8 +197,7 @@ static void audit_write_protection(struct kvm *kvm, struct kvm_mmu_page *sp)
if (sp->role.direct || sp->unsync || sp->role.invalid)
return;
- slot = gfn_to_memslot(kvm, sp->gfn);
- rmapp = &slot->rmap[sp->gfn - slot->base_gfn];
+ rmapp = gfn_to_rmap(kvm, sp->gfn, PT_PAGE_TABLE_LEVEL);
for (sptep = rmap_get_first(*rmapp, &iter); sptep;
sptep = rmap_get_next(&iter)) {