Worth trying just:
diff --git a/src/sna/gen4_render.c b/src/sna/gen4_render.c
index 637137e..dc80de3 100644
--- a/src/sna/gen4_render.c
+++ b/src/sna/gen4_render.c
@@ -660,9 +660,11 @@ inline static int gen4_get_rectangles(struct sna *sna,
if (rem <= 0) {
if (sna->render.vertex_offset) {
gen4_vertex_flush(sna);
- if (gen4_magic_ca_pass(sna, op))
+ if (gen4_magic_ca_pass(sna, op)) {
+ OUT_BATCH(MI_FLUSH |
MI_INHIBIT_RENDER_CACHE_FLUSH);
gen4_emit_pipelined_pointers(sna, op,
op->op,
op->u.gen4.wm_kernel);
+ }
}
OUT_BATCH(MI_FLUSH | MI_INHIBIT_RENDER_CACHE_FLUSH);
rem = MAX_FLUSH_VERTICES;
if you are happy that it reproduces reliably.
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You received this bug notification because you are a member of Desktop
Packages, which is subscribed to xserver-xorg-video-intel in Ubuntu.
https://bugs.launchpad.net/bugs/1098334
Title:
[gen4 sna] Font corruption
Status in X.org xf86-video-intel:
In Progress
Status in “xserver-xorg-video-intel” package in Ubuntu:
Triaged
Bug description:
After enabling the SNA acceleration method and rebooting, I noticed
that graphical glitches appeared in the letters on Chromium's tab bar
during the mouse hover animation. I've attached a screenshot
illustrating this, particularly with the letter "g" in the screenshot.
ProblemType: Bug
DistroRelease: Ubuntu 13.04
Package: xorg 1:7.7+1ubuntu4
ProcVersionSignature: Ubuntu 3.7.0-7.15-generic 3.7.0
Uname: Linux 3.7.0-7-generic x86_64
ApportVersion: 2.8-0ubuntu1
Architecture: amd64
Date: Thu Jan 10 16:00:55 2013
InstallationDate: Installed on 2012-09-24 (107 days ago)
InstallationMedia: Kubuntu 12.04.1 LTS "Precise Pangolin" - Release amd64
(20120822.2)
MarkForUpload: True
SourcePackage: xorg
UpgradeStatus: Upgraded to raring on 2012-09-25 (107 days ago)
To manage notifications about this bug go to:
https://bugs.launchpad.net/xserver-xorg-video-intel/+bug/1098334/+subscriptions
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