diff options
Diffstat (limited to 'arch/x86/kvm/mmu/mmu_internal.h')
| -rw-r--r-- | arch/x86/kvm/mmu/mmu_internal.h | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/x86/kvm/mmu/mmu_internal.h b/arch/x86/kvm/mmu/mmu_internal.h index d64ccb417c60..35567293c1fd 100644 --- a/arch/x86/kvm/mmu/mmu_internal.h +++ b/arch/x86/kvm/mmu/mmu_internal.h @@ -116,14 +116,19 @@ static inline bool kvm_vcpu_ad_need_write_protect(struct kvm_vcpu *vcpu) kvm_x86_ops.cpu_dirty_log_size; } -bool is_nx_huge_page_enabled(void); -bool mmu_need_write_protect(struct kvm_vcpu *vcpu, gfn_t gfn, - bool can_unsync); +extern int nx_huge_pages; +static inline bool is_nx_huge_page_enabled(void) +{ + return READ_ONCE(nx_huge_pages); +} + +int mmu_try_to_unsync_pages(struct kvm_vcpu *vcpu, gfn_t gfn, bool can_unsync); void kvm_mmu_gfn_disallow_lpage(struct kvm_memory_slot *slot, gfn_t gfn); void kvm_mmu_gfn_allow_lpage(struct kvm_memory_slot *slot, gfn_t gfn); bool kvm_mmu_slot_gfn_write_protect(struct kvm *kvm, - struct kvm_memory_slot *slot, u64 gfn); + struct kvm_memory_slot *slot, u64 gfn, + int min_level); void kvm_flush_remote_tlbs_with_address(struct kvm *kvm, u64 start_gfn, u64 pages); @@ -158,8 +163,6 @@ int kvm_mmu_hugepage_adjust(struct kvm_vcpu *vcpu, gfn_t gfn, void disallowed_hugepage_adjust(u64 spte, gfn_t gfn, int cur_level, kvm_pfn_t *pfnp, int *goal_levelp); -bool is_nx_huge_page_enabled(void); - void *mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc); void account_huge_nx_page(struct kvm *kvm, struct kvm_mmu_page *sp); |