Yu Zhao 14f4760562 kvm: set page dirty only if page has been writable ...

In absence of shadow dirty mask, there is no need to set page dirty
if page has never been writable. This is a tiny optimization but
good to have for people who care much about dirty page tracking.

Signed-off-by: Yu Zhao <yuzhao@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

2016-04-01 12:10:10 +02:00

129 KiB

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