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All memory accesses are done under some VQ mutex. So lock/unlock all VQs is a faster equivalent of synchronize_rcu() for memory access changes. Some guests cause a lot of these changes, so it's helpful to make them faster. Reported-by: "Gonglei (Arei)" <arei.gonglei@huawei.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> |
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Kconfig | ||
Makefile | ||
net.c | ||
scsi.c | ||
test.c | ||
test.h | ||
vhost.c | ||
vhost.h | ||
vringh.c |