diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/mmu.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index a5872b3c466..dd4b95b3896 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -626,6 +626,14 @@ static void rmap_write_protect(struct kvm *kvm, u64 gfn) } spte = rmap_next(kvm, rmapp, spte); } + if (write_protected) { + struct page *page; + + spte = rmap_next(kvm, rmapp, NULL); + page = pfn_to_page((*spte & PT64_BASE_ADDR_MASK) >> PAGE_SHIFT); + SetPageDirty(page); + } + /* check for huge page mappings */ rmapp = gfn_to_rmap(kvm, gfn, 1); spte = rmap_next(kvm, rmapp, NULL); |