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由 Marcelo Tosatti 提交于
Collapse remote TLB flushes on root sync. kernbench is 2.7% faster on 4-way guest. Improvements have been seen with other loads such as AIM7. Signed-off-by: NMarcelo Tosatti <mtosatti@redhat.com> Signed-off-by: NAvi Kivity <avi@redhat.com>
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