From mboxrd@z Thu Jan 1 00:00:00 1970
From: bugzilla-daemon@bugzilla.kernel.org
Subject: [Bug 39612] New: radeon blocks with new style fencing
Date: Tue, 19 Jul 2011 18:45:41 GMT
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https://bugzilla.kernel.org/show_bug.cgi?id=39612
Summary: radeon blocks with new style fencing
Product: Drivers
Version: 2.5
Kernel Version: >= 2.6.37
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: Video(DRI - non Intel)
AssignedTo: drivers_video-dri@kernel-bugs.osdl.org
ReportedBy: linas_fi@ymail.com
CC: alexdeucher@gmail.com
Regression: Yes
I am using a Radeon HD 3600 in kernel 2.6.36 with xf86-video-ati (KMS). Since
2.6.37 when starting the X server the screen goes black and never shows the
desktop.
kernel 2.6.36
startx -> Screen goes black -> The wallpaper appears -> The DE loads
kernel >= 2.6.37
startx -> Screen goes black -> You can't switch virtual terminals -> REISUB ->
Downgrade kernel
Reproducible: Always
Bisecting shows that it started failing at
d0f8a854c340986359a3b0a97e380c71def7a440: drm/radeon/kms/r6xx+: use new style
fencing (v3)
http://git.kernel.org/?p=linux/kernel/git/stable/linux-2.6.37.y.git;a=commit;h=d0f8a854c340986359a3b0a97e380c71def7a440
Downstream bug https://bugs.archlinux.org/task/23422
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