diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/kvm/mmu/mmu.c | 11 |
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 51b9cb91b9e7..b92f062099ec 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -648,16 +648,15 @@ static u64 mmu_spte_get_lockless(u64 *sptep) /* Restore an acc-track PTE back to a regular PTE */ static u64 restore_acc_track_spte(u64 spte) { - u64 new_spte = spte; u64 saved_bits = (spte >> SHADOW_ACC_TRACK_SAVED_BITS_SHIFT) & SHADOW_ACC_TRACK_SAVED_BITS_MASK; - new_spte &= ~shadow_acc_track_mask; - new_spte &= ~(SHADOW_ACC_TRACK_SAVED_BITS_MASK << - SHADOW_ACC_TRACK_SAVED_BITS_SHIFT); - new_spte |= saved_bits; + spte &= ~shadow_acc_track_mask; + spte &= ~(SHADOW_ACC_TRACK_SAVED_BITS_MASK << + SHADOW_ACC_TRACK_SAVED_BITS_SHIFT); + spte |= saved_bits; - return new_spte; + return spte; } /* Returns the Accessed status of the PTE and resets it at the same time. */ |