tree a7427f66c8c7d640b7485ae3befa5e31959abc4f
parent a4911d642532f8ca1c1353e47de0ec0d5b19ef86
author Avi Kivity <avi@redhat.com> 1312185822 +0300
committer Avi Kivity <avi@redhat.com> 1315147611 +0300

cirrus: wrap memory update in a transaction

This prevents spurious unmapping and remapping of the vga windows,
which reduces performance.

Reviewed-by: Richard Henderson  <rth@twiddle.net>
Signed-off-by: Avi Kivity <avi@redhat.com>