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authorBen Gardon <bgardon@google.com>2019-03-12 11:45:59 -0700
committerPaolo Bonzini <pbonzini@redhat.com>2019-03-28 17:28:57 +0100
commitf285c633cb6d68d2bf3a8ad65bee3835aac9886c (patch)
tree58657b50af4d6435d38d76cafdfa9a233cbe26e5 /virt
parent3d9683cf3bfb6d4e4605a153958dfca7e18b52f2 (diff)
kvm: mmu: Used range based flushing in slot_handle_level_range
Replace kvm_flush_remote_tlbs with kvm_flush_remote_tlbs_with_address in slot_handle_level_range. When range based flushes are not enabled kvm_flush_remote_tlbs_with_address falls back to kvm_flush_remote_tlbs. This changes the behavior of many functions that indirectly use slot_handle_level_range, iff the range based flushes are enabled. The only potential problem I see with this is that kvm->tlbs_dirty will be cleared less often, however the only caller of slot_handle_level_range that checks tlbs_dirty is kvm_mmu_notifier_invalidate_range_start which checks it and does a kvm_flush_remote_tlbs after calling kvm_unmap_hva_range anyway. Tested: Ran all kvm-unit-tests on a Intel Haswell machine with and without this patch. The patch introduced no new failures. Signed-off-by: Ben Gardon <bgardon@google.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'virt')
0 files changed, 0 insertions, 0 deletions