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authorTakuya Yoshikawa <yoshikawa.takuya@oss.ntt.co.jp>2012-08-01 18:02:01 +0900
committerAvi Kivity <avi@redhat.com>2012-08-06 12:47:04 +0300
commit65fbe37c42ed75604c9a770639209dcee162ebe7 (patch)
treeaf03eda97fb68a0329b2890a5a509944d79dffdd /arch/x86/kvm/mmu.c
parentaab2eb7a38e0e510874acca01838f5badbca6c7e (diff)
downloadop-kernel-dev-65fbe37c42ed75604c9a770639209dcee162ebe7.zip
op-kernel-dev-65fbe37c42ed75604c9a770639209dcee162ebe7.tar.gz
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.c')
-rw-r--r--arch/x86/kvm/mmu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index a9a2052..ee768bb 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1181,7 +1181,8 @@ void kvm_mmu_write_protect_pt_masked(struct kvm *kvm,
unsigned long *rmapp;
while (mask) {
- rmapp = &slot->rmap[gfn_offset + __ffs(mask)];
+ rmapp = __gfn_to_rmap(slot->base_gfn + gfn_offset + __ffs(mask),
+ PT_PAGE_TABLE_LEVEL, slot);
__rmap_write_protect(kvm, rmapp, PT_PAGE_TABLE_LEVEL, false);
/* clear the first set bit */
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