commit | 4ae3cb3a2551b41f22284f713e7d5e2b61a85c1d | [log] [tgz] |
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author | Lan Tianyu <tianyu.lan@intel.com> | Sun Mar 13 11:10:28 2016 +0800 |
committer | Paolo Bonzini <pbonzini@redhat.com> | Tue Mar 22 16:38:33 2016 +0100 |
tree | 153de5718a4688050cd3911a7442431a81620926 | |
parent | 7bfdf2177812c30928bea3fc8bc86b9dea236f65 [diff] |
KVM: Replace smp_mb() with smp_load_acquire() in the kvm_flush_remote_tlbs() smp_load_acquire() is enough here and it's cheaper than smp_mb(). Adding a comment about reusing memory barrier of kvm_make_all_cpus_request() here to keep order between modifications to the page tables and reading mode. Signed-off-by: Lan Tianyu <tianyu.lan@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>