[Bug 92469] eDP kernel warning while resuming

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92469

--- Comment #4 from Imre Deak <imre.deak at intel.com> ---
(In reply to Kevin Brodsky from comment #3)
> Thanks for the suggestion Imre, I should have tried that indeed.
> 
> Anyway, the 3.14 branch is now EOL so I had to switch to another branch. I
> booted 4.7.4 last week and that was a good surprise, I've had no failure
> while resuming since, even when the RAM load is significant! So apparently
> this has been fixed somewhere between 4.2 and 4.7, closing the ticket :-)
> 
> Out of curiosity, do you have an idea of what commit may have fixed this
> issue? "git log --grep resume" gave me a number of commits but none of them
> seems to be completely relevant.

I don't know sorry. Without a log for the hang problem the only way to find out
would be to bisect the kernel or narrow down the root cause by disabling
drivers. Trying to suspend after setting up /sys/power/pm_test could also help
determining if it's a BIOS, kernel or driver issue.

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