[Intel-gfx] Post-mortem crash analysis on SNB laptop?

[Chris Wilson]

On Wed, 22 Jun 2011 10:35:24 -0700, Dan McCabe <zen3d.linux at gmail.com> wrote:
> My SNB laptop completely locks up every now and then (maybe twice a 
> day). Is there any good way to look at post-mortem data to help my 
> diagnose this issue.
> 
> I've seen discussions suggesting that I ssh into the machine, but I 
> can't even do that.

The best that I found is to run netconsole and listen for any random oops.
Having been bitten by hard hangs with early SNB chips, my systems all have
i915.reset=0 which helped at that time, and may still help if the hard
hang is due to us doing something stupid whilst trying to reset the chip.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre