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SubjectLenovo resume from suspends hangs in i915_gpu_busy or so
Hi all,

adding dri-devel as I found it is actually not completely dead,
but hanging in some i915 problem.

Copyied from screen:
Process ips-adjust (....
Stack:
....
....
...
Call Trace:
<IRQ>
... ? tick_program_event
call_sortirq
do_softirq
irq_exit
smp_apic_timer_interrupt
apic_timer_interrupt
<EOI>
? _raw_spin_lock
i915_gpu_busy
ips_adjust
? show_cpu_temp
kthread
kernel_thread_helper
? kthread_worker_fn
? gs_change
Code: ...
(once more more or less the same as above)

Here the original message.

> I got a new laptop, Lenovo Thinkpad Edge (intel , intel graphic)
> and I am running 2.6.39-rc1 on it (but tried also 2.6.38).
>
> Suspend to RAM, either by pm-suspend or by echo "mem" >/sys/..
> works, both wiht running or from a recovery session where nothing
> else is running.
>
> But wake-up hangs the machine. The video comes back, I see the last
> lines I typed before I suspended, but after that no keypress nor
> anything else (Sysrq) does work, but 4sec-hard-off. No traces in the
> log files.

Full logs etc:
kernel config:
http://www.logic.at/people/preining/lenovo/config.edge
dmesg output after boot:
http://www.logic.at/people/preining/lenovo/dmesg.edge
lsmod, lspci, lsusb
http://www.logic.at/people/preining/lenovo/lsmod.edge
http://www.logic.at/people/preining/lenovo/lspci.edge
http://www.logic.at/people/preining/lenovo/lsusb.edge
photo of the hang:
http://www.logic.at/people/preining/lenovo/i915-hang-after-resume.jpg

Hope that helps, looking forward to any suggestions

Best wishes

Norbert
------------------------------------------------------------------------
Norbert Preining preining@{jaist.ac.jp, logic.at, debian.org}
JAIST, Japan TeX Live & Debian Developer
DSA: 0x09C5B094 fp: 14DF 2E6C 0307 BE6D AD76 A9C0 D2BF 4AA3 09C5 B094
------------------------------------------------------------------------
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