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| author | Paolo Bonzini <pbonzini@redhat.com> | 2025-09-30 13:32:27 -0400 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2025-09-30 13:32:27 -0400 |
| commit | 5b0d0d85422df8dbfeb02fb248e61e4d60228842 (patch) | |
| tree | dbb50da23b6b6b8875d05150987c677032408e62 /virt/kvm/kvm_main.c | |
| parent | 99cab80208809cb918d6e579e6165279096f058a (diff) | |
| parent | 2bc2694fe20bf06eb73524426e3f4581d7b28923 (diff) | |
Merge tag 'kvm-x86-mmu-6.18' of https://github.com/kvm-x86/linux into HEAD
KVM x86 MMU changes for 6.18
- Recover possible NX huge pages within the TDP MMU under read lock to
reduce guest jitter when restoring NX huge pages.
- Return -EAGAIN during prefault if userspace concurrently deletes/moves the
relevant memslot to fix an issue where prefaulting could deadlock with the
memslot update.
- Don't retry in TDX's anti-zero-step mitigation if the target memslot is
invalid, i.e. is being deleted or moved, to fix a deadlock scenario similar
to the aforementioned prefaulting case.
Diffstat (limited to 'virt/kvm/kvm_main.c')
| -rw-r--r-- | virt/kvm/kvm_main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index f2e77ebee0ff..c0c5626ab71d 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2670,6 +2670,7 @@ struct kvm_memory_slot *kvm_vcpu_gfn_to_memslot(struct kvm_vcpu *vcpu, gfn_t gfn return NULL; } +EXPORT_SYMBOL_GPL(kvm_vcpu_gfn_to_memslot); bool kvm_is_visible_gfn(struct kvm *kvm, gfn_t gfn) { |