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authorMichel Dänzer <michel@tungstengraphics.com>2008-10-20 09:55:24 -0400
committerAdam Jackson <ajax@redhat.com>2008-10-20 09:55:24 -0400
commit2188582e5ea90edb432a2f421d0a267439ba08f9 (patch)
tree76549f7149b28d4be032b13cf30410505facb3d3 /exa
parent8d0cb507ae568c8da92f10ff1188d797bcaa3d1a (diff)
EXA: Avoid excessive syncing in PutImage
Diffstat (limited to 'exa')
-rw-r--r--exa/exa_migration.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/exa/exa_migration.c b/exa/exa_migration.c
index 56b6945fc..571650c83 100644
--- a/exa/exa_migration.c
+++ b/exa/exa_migration.c
@@ -129,6 +129,7 @@ exaCopyDirty(ExaMigrationPtr migrate, RegionPtr pValidDst, RegionPtr pValidSrc,
BoxPtr pBox;
int nbox;
Bool access_prepared = FALSE;
+ Bool need_sync = FALSE;
/* Damaged bits are valid in current copy but invalid in other one */
if (exaPixmapIsOffscreen(pPixmap)) {
@@ -220,14 +221,15 @@ exaCopyDirty(ExaMigrationPtr migrate, RegionPtr pValidDst, RegionPtr pValidSrc,
exaMemcpyBox (pPixmap, pBox,
fallback_src, fallback_srcpitch,
fallback_dst, fallback_dstpitch);
- }
+ } else
+ need_sync = TRUE;
pBox++;
}
if (access_prepared)
exaFinishAccess(&pPixmap->drawable, fallback_index);
- else
+ else if (need_sync)
sync (pPixmap->drawable.pScreen);
pExaPixmap->offscreen = save_offscreen;