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-rw-r--r--arch/x86/kvm/mmu.c2
-rw-r--r--arch/x86/kvm/paging_tmpl.h9
2 files changed, 8 insertions, 3 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index d50ebac6a07f..83f11c7474a1 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -1007,7 +1007,7 @@ static int __mmu_unsync_walk(struct kvm_mmu_page *sp,
1007 for_each_unsync_children(sp->unsync_child_bitmap, i) { 1007 for_each_unsync_children(sp->unsync_child_bitmap, i) {
1008 u64 ent = sp->spt[i]; 1008 u64 ent = sp->spt[i];
1009 1009
1010 if (is_shadow_present_pte(ent)) { 1010 if (is_shadow_present_pte(ent) && !is_large_pte(ent)) {
1011 struct kvm_mmu_page *child; 1011 struct kvm_mmu_page *child;
1012 child = page_header(ent & PT64_BASE_ADDR_MASK); 1012 child = page_header(ent & PT64_BASE_ADDR_MASK);
1013 1013
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index d20640154216..9fd78b6e17ad 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -472,14 +472,19 @@ static int FNAME(shadow_invlpg_entry)(struct kvm_shadow_walk *_sw,
472 struct shadow_walker *sw = 472 struct shadow_walker *sw =
473 container_of(_sw, struct shadow_walker, walker); 473 container_of(_sw, struct shadow_walker, walker);
474 474
475 if (level == PT_PAGE_TABLE_LEVEL) { 475 /* FIXME: properly handle invlpg on large guest pages */
476 if (level == PT_PAGE_TABLE_LEVEL ||
477 ((level == PT_DIRECTORY_LEVEL) && is_large_pte(*sptep))) {
476 struct kvm_mmu_page *sp = page_header(__pa(sptep)); 478 struct kvm_mmu_page *sp = page_header(__pa(sptep));
477 479
478 sw->pte_gpa = (sp->gfn << PAGE_SHIFT); 480 sw->pte_gpa = (sp->gfn << PAGE_SHIFT);
479 sw->pte_gpa += (sptep - sp->spt) * sizeof(pt_element_t); 481 sw->pte_gpa += (sptep - sp->spt) * sizeof(pt_element_t);
480 482
481 if (is_shadow_present_pte(*sptep)) 483 if (is_shadow_present_pte(*sptep)) {
482 rmap_remove(vcpu->kvm, sptep); 484 rmap_remove(vcpu->kvm, sptep);
485 if (is_large_pte(*sptep))
486 --vcpu->kvm->stat.lpages;
487 }
483 set_shadow_pte(sptep, shadow_trap_nonpresent_pte); 488 set_shadow_pte(sptep, shadow_trap_nonpresent_pte);
484 return 1; 489 return 1;
485 } 490 }