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authorGerd Hoffmann <kraxel@redhat.com>2012-02-24 12:43:45 +0100
committerAnthony Liguori <aliguori@us.ibm.com>2012-02-24 13:36:05 -0600
commit45efb16124efef51de5157afc31984b5a47700f9 (patch)
tree3f391912a9c7d6172c3abf861bf2e56accdf8aae /hw/blizzard.c
parent167351020420c285b67cdf0603501b3d3b15e3f7 (diff)
downloadqemu-45efb16124efef51de5157afc31984b5a47700f9.tar.gz
optimize screendump for the common non-switch case
switch console only if needed, also pass down whenever the console was switched or not because a displaysurface redraw is only needed in case the console was switched. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/blizzard.c')
-rw-r--r--hw/blizzard.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/hw/blizzard.c b/hw/blizzard.c
index b2c1b22844..c7d844d105 100644
--- a/hw/blizzard.c
+++ b/hw/blizzard.c
@@ -932,10 +932,14 @@ static void blizzard_update_display(void *opaque)
s->my[1] = 0;
}
-static void blizzard_screen_dump(void *opaque, const char *filename) {
+static void blizzard_screen_dump(void *opaque, const char *filename,
+ bool cswitch)
+{
BlizzardState *s = (BlizzardState *) opaque;
- blizzard_update_display(opaque);
+ if (cswitch) {
+ blizzard_update_display(opaque);
+ }
if (s && ds_get_data(s->state))
ppm_save(filename, s->state->surface);
}