diff options
| author |   Sean Christopherson <seanjc@google.com> | 2024-10-10 11:24:13 -0700 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2024-10-25 13:00:49 -0400 |
| commit | 13d66fddaaa40c82a664cbec0ac9d31b7771a396 (patch) | |
| tree | 5e35d2ee3260c6f0b785a1b6c929537a87ee9d12 | |
| parent | KVM: MIPS: Mark "struct page" pfns accessed only in "slow" page fault path (diff) | |
| download | wireguard-linux-13d66fddaaa40c82a664cbec0ac9d31b7771a396.tar.xz wireguard-linux-13d66fddaaa40c82a664cbec0ac9d31b7771a396.zip | |
KVM: MIPS: Mark "struct page" pfns accessed prior to dropping mmu_lock
Mark pages accessed before dropping mmu_lock when faulting in guest memory
so that MIPS can convert to kvm_release_faultin_page() without tripping
its lockdep assertion on mmu_lock being held.
Signed-off-by: Sean Christopherson <seanjc@google.com>
Tested-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Message-ID: <20241010182427.1434605-72-seanjc@google.com>
| -rw-r--r-- | arch/mips/kvm/mmu.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/mips/kvm/mmu.c b/arch/mips/kvm/mmu.c index f1e4b618ec6d..69463ab24d97 100644 --- a/arch/mips/kvm/mmu.c +++ b/arch/mips/kvm/mmu.c @@ -634,10 +634,9 @@ retry: if (writeable) kvm_set_pfn_dirty(pfn); + kvm_release_pfn_clean(pfn); spin_unlock(&kvm->mmu_lock); - kvm_release_pfn_clean(pfn); - kvm_set_pfn_accessed(pfn); out: srcu_read_unlock(&kvm->srcu, srcu_idx); return err; |