[Bug 73856] Server terminates with sna_do_copy: damage box is beyond the drawable
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Tue Jan 21 14:40:00 PST 2014
https://bugs.freedesktop.org/show_bug.cgi?id=73856
--- Comment #5 from Chris Wilson <chris at chris-wilson.co.uk> ---
Ok, I think this is the culprit:
diff --git a/src/sna/sna_accel.c b/src/sna/sna_accel.c
index 4a2b614..b1744ae 100644
--- a/src/sna/sna_accel.c
+++ b/src/sna/sna_accel.c
@@ -4021,7 +4021,8 @@ static bool must_check sna_gc_move_to_cpu(GCPtr gc,
} else
changes &= ~GCClipMask;
- if (changes || drawable->serialNumber != sgc->serial) {
+ if (changes || drawable->serialNumber != (sgc->serial &
DRAWABLE_SERIAL_BITS)) {
+ long tmp = gc->serialNumber;
gc->serialNumber = sgc->serial;
if (fb_gc(gc)->bpp != drawable->bitsPerPixel) {
@@ -4042,8 +4043,7 @@ static bool must_check sna_gc_move_to_cpu(GCPtr gc,
}
fbValidateGC(gc, changes, drawable);
-
- sgc->serial = drawable->serialNumber;
+ gc->serialNumber = tmp;
}
sgc->changes = 0;
@@ -15733,6 +15733,7 @@ sna_validate_gc(GCPtr gc, unsigned long changes,
DrawablePtr drawable)
assert(RegionNil(gc->pCompositeClip) || gc->pCompositeClip->extents.y2
- drawable->y <= drawable->height);
sna_gc(gc)->changes |= changes;
+ sna_gc(gc)->serial = gc->serialNumber;
}
static const GCFuncs sna_gc_funcs = {
--
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