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author | Bandan Das <bsd@redhat.com> | 2017-05-05 15:25:13 -0400 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2017-05-09 11:54:16 +0200 |
commit | bab4165e2f031905bd0a2bb8b6ad65c5c8cfa870 (patch) | |
tree | 266fc7f10baa2e14d42f28ca23ad5f50cad16d7b /arch/x86/include | |
parent | c7c2c709b60ed2d7e6e6871496f0e963cfad121f (diff) | |
download | op-kernel-dev-bab4165e2f031905bd0a2bb8b6ad65c5c8cfa870.zip op-kernel-dev-bab4165e2f031905bd0a2bb8b6ad65c5c8cfa870.tar.gz |
kvm: x86: Add a hook for arch specific dirty logging emulation
When KVM updates accessed/dirty bits, this hook can be used
to invoke an arch specific function that implements/emulates
dirty logging such as PML.
Signed-off-by: Bandan Das <bsd@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/x86/include')
-rw-r--r-- | arch/x86/include/asm/kvm_host.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index f5bddf92..9c761fe 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -1020,6 +1020,8 @@ struct kvm_x86_ops { void (*enable_log_dirty_pt_masked)(struct kvm *kvm, struct kvm_memory_slot *slot, gfn_t offset, unsigned long mask); + int (*write_log_dirty)(struct kvm_vcpu *vcpu); + /* pmu operations of sub-arch */ const struct kvm_pmu_ops *pmu_ops; |