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/qemu/include/hw/virtio/
H A Dvirtio-pci.h774345f981854b026e24aeb0833311183a8e8067 Thu Dec 20 22:27:54 UTC 2012 Michael S. Tsirkin <mst@redhat.com> virtio-pci: cache msix messages

Some guests mask a vector then unmask without changing it.
Store vectors to avoid kvm system calls in this case.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
/qemu/hw/virtio/
H A Dvirtio-pci.c774345f981854b026e24aeb0833311183a8e8067 Thu Dec 20 22:27:54 UTC 2012 Michael S. Tsirkin <mst@redhat.com> virtio-pci: cache msix messages

Some guests mask a vector then unmask without changing it.
Store vectors to avoid kvm system calls in this case.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>