On Wed, 21 Dec 2011 12:00:37 -0800 Keith Packard (KP) wrote:
KP> On Wed, 21 Dec 2011 19:54:10 +0100, Udo Steinberg <udo at hypervisor.org>
wrote:
KP> > Hi,
KP> >
KP> > With Linux-3.2-rc6 I'm frequently seeing GPU hangs when large amounts of
KP> > text scroll in an xterm, such as when extracting a tar archive. Such as
this
KP> > one (note the timestamps):
KP>
KP> Can you try with semaphores disabled?
KP>
KP> i915.semaphores=0
That makes the problem go away. If you need more help tracking down the
problem, then let me know. I can reproduce it fairly easily with something
as simple as:
while true; do dmesg; done
KP> And, you should be able to remove the explicit rc6 argument now; if it
KP> will work, the kernel should turn it on automatically.
Ok.
Cheers,
- Udo
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