[PATCH] EXA: Stop tracking damage for pixmaps subject to ModifyPixmapHeader.

[Michel Dänzer]

From: Michel Dänzer <daenzer at vmware.com>

These pixmaps will be pinned to system or offscreen memory, so there's no need
to track damage.

Signed-off-by: Michel Dänzer <daenzer at vmware.com>
---
 exa/exa.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/exa/exa.c b/exa/exa.c
index b0c96fb..61c3245 100644
--- a/exa/exa.c
+++ b/exa/exa.c
@@ -431,6 +431,12 @@ exaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height, int depth,
             exaSetAccelBlock(pExaScr, pExaPixmap,
                              width, height, bitsPerPixel);
         }
+
+	if (pExaPixmap->pDamage) {
+	    DamageUnregister(&pPixmap->drawable, pExaPixmap->pDamage);
+	    DamageDestroy(pExaPixmap->pDamage);
+	    pExaPixmap->pDamage = NULL;
+	}
     }
 
 
-- 
1.6.2.rc1