diff options
| -rw-r--r-- | arch/x86/kvm/mmu.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index a04756a26fe2..9c7fae08291d 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c | |||
| @@ -307,9 +307,10 @@ static void update_spte(u64 *sptep, u64 new_spte) | |||
| 307 | { | 307 | { |
| 308 | u64 old_spte; | 308 | u64 old_spte; |
| 309 | 309 | ||
| 310 | if (!shadow_accessed_mask || (new_spte & shadow_accessed_mask)) { | 310 | if (!shadow_accessed_mask || (new_spte & shadow_accessed_mask) || |
| 311 | !is_rmap_spte(*sptep)) | ||
| 311 | __set_spte(sptep, new_spte); | 312 | __set_spte(sptep, new_spte); |
| 312 | } else { | 313 | else { |
| 313 | old_spte = __xchg_spte(sptep, new_spte); | 314 | old_spte = __xchg_spte(sptep, new_spte); |
| 314 | if (old_spte & shadow_accessed_mask) | 315 | if (old_spte & shadow_accessed_mask) |
| 315 | mark_page_accessed(pfn_to_page(spte_to_pfn(old_spte))); | 316 | mark_page_accessed(pfn_to_page(spte_to_pfn(old_spte))); |
