drm i915 hangs on heavy io load

[Dave Airlie]

On Sun, Nov 4, 2012 at 10:44 AM, Norbert Preining <preining at logic.at> wrote:
> Hi all,
>
> On Di, 30 Okt 2012, Dave Airlie wrote:
>> I would suggest starting a bisect on drivers/gpu/drm/i915 from 3.6
>> final to 3.7-rc1 or maybe -rc2.
>
> Sorry for my ignorance ... I did on master branch
>         $ git checkout v3.7-rc1
>         ...
>         $ git bisect start drivers/gpu/drm/i915
>         $ git bisect bad
>         $ git bisect good v3.6
>         Bisecting: 121 revisions left to test after this (roughly 7 steps)
>         [25c5b2665fe4cc5a93edd29b62e7c05c15dddd26] drm/i915: implement new set_mode code flow
>         $
> after that I am back somewhere around
>         3.6.0-rc2
> ???
>
> Am I doing something wrong? I thought I am bisecting between 3.6 and 3.7.-rc2?
> How can I go back to 3.6.0-rc2?

Yeah thats fine, bisecting works by going to where commits were
originally committed, so drm-intel-next was 3.6.0-rc2 at some point
was only merged into Linus later.

Dave.