diff options
| author |   Ben Gardon <bgardon@google.com> | 2021-11-15 15:45:53 -0800 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2021-12-08 04:24:42 -0500 |
| commit | 9d395a0a7aca75caa72a8ab11a6efc9909c5a918 (patch) | |
| tree | 8fdd342f226e24c0be3fe35d4eb875d133a01ffb /arch | |
| parent | KVM: x86/mmu: Use shadow page role to detect PML-unfriendly pages for L2 (diff) | |
| download | linux-dev-9d395a0a7aca75caa72a8ab11a6efc9909c5a918.tar.xz linux-dev-9d395a0a7aca75caa72a8ab11a6efc9909c5a918.zip | |
KVM: x86/mmu: Remove need for a vcpu from kvm_slot_page_track_is_active
kvm_slot_page_track_is_active only uses its vCPU argument to get a
pointer to the assoicated struct kvm, so just pass in the struct KVM to
remove the need for a vCPU pointer.
No functional change intended.
Signed-off-by: Ben Gardon <bgardon@google.com>
Message-Id: <20211115234603.2908381-6-bgardon@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/include/asm/kvm_page_track.h | 2 | ||||
| -rw-r--r-- | arch/x86/kvm/mmu/mmu.c | 4 | ||||
| -rw-r--r-- | arch/x86/kvm/mmu/page_track.c | 4 |
3 files changed, 5 insertions, 5 deletions
diff --git a/arch/x86/include/asm/kvm_page_track.h b/arch/x86/include/asm/kvm_page_track.h index 9d4a3b1b25b9..e99a30a4d38b 100644 --- a/arch/x86/include/asm/kvm_page_track.h +++ b/arch/x86/include/asm/kvm_page_track.h @@ -63,7 +63,7 @@ void kvm_slot_page_track_add_page(struct kvm *kvm, void kvm_slot_page_track_remove_page(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn, enum kvm_page_track_mode mode); -bool kvm_slot_page_track_is_active(struct kvm_vcpu *vcpu, +bool kvm_slot_page_track_is_active(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn, enum kvm_page_track_mode mode); diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index b83ae4804176..2ea6e5e1fde9 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -2591,7 +2591,7 @@ int mmu_try_to_unsync_pages(struct kvm_vcpu *vcpu, struct kvm_memory_slot *slot, * track machinery is used to write-protect upper-level shadow pages, * i.e. this guards the role.level == 4K assertion below! */ - if (kvm_slot_page_track_is_active(vcpu, slot, gfn, KVM_PAGE_TRACK_WRITE)) + if (kvm_slot_page_track_is_active(vcpu->kvm, slot, gfn, KVM_PAGE_TRACK_WRITE)) return -EPERM; /* @@ -3888,7 +3888,7 @@ static bool page_fault_handle_page_track(struct kvm_vcpu *vcpu, * guest is writing the page which is write tracked which can * not be fixed by page fault handler. */ - if (kvm_slot_page_track_is_active(vcpu, fault->slot, fault->gfn, KVM_PAGE_TRACK_WRITE)) + if (kvm_slot_page_track_is_active(vcpu->kvm, fault->slot, fault->gfn, KVM_PAGE_TRACK_WRITE)) return true; return false; diff --git a/arch/x86/kvm/mmu/page_track.c b/arch/x86/kvm/mmu/page_track.c index cc4eb5b7fb76..35c221d5f6ce 100644 --- a/arch/x86/kvm/mmu/page_track.c +++ b/arch/x86/kvm/mmu/page_track.c @@ -173,7 +173,7 @@ EXPORT_SYMBOL_GPL(kvm_slot_page_track_remove_page); /* * check if the corresponding access on the specified guest page is tracked. */ -bool kvm_slot_page_track_is_active(struct kvm_vcpu *vcpu, +bool kvm_slot_page_track_is_active(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t gfn, enum kvm_page_track_mode mode) { @@ -186,7 +186,7 @@ bool kvm_slot_page_track_is_active(struct kvm_vcpu *vcpu, return false; if (mode == KVM_PAGE_TRACK_WRITE && - !kvm_page_track_write_tracking_enabled(vcpu->kvm)) + !kvm_page_track_write_tracking_enabled(kvm)) return false; index = gfn_to_index(gfn, slot->base_gfn, PG_LEVEL_4K); |