Testing drm-i915-update-38 (c6d9af5) with patched i915_gem.c, encouraging results.

[Masachika ISHIZUKA]

> I realized that previously the drm-i915-update-38 (c6d9af5) kernel
> crashed because of a BUG_ON trap in i915_gem.c, not because of actual
> code fault.
> 
> Then I found the following discussion in GitHub:
> https://github.com/freebsd/freebsd-base-graphics/issues/2
> 
> There the user myfreeweb "McGyver'd" the BUG_ON trap away by replacing
> it with WARN_ON -macro. I wanted to see if the driver would work, so I
> did the same.

  Hi, Arto Pekkanen

  Thank you for good information.
  It is nice for me, too. The kernel is never crashed after replacing
BUG_ON with WARN_ON in i915_gem_object_move_to_inactive (i915_gem.c)
on e948ec8.
-- 
Masachika ISHIZUKA