I've located the bug. A bunch of debugging stuff has been thrown into drivers/char/drm/i915_dma.c in i915_emit_cmds() and validate_cmd(). It's nowhere to be found in the git repository, so it's probably a mistake by the uploader.
I've located the bug. A bunch of debugging stuff has been thrown into drivers/ char/drm/ i915_dma. c in i915_emit_cmds() and validate_cmd(). It's nowhere to be found in the git repository, so it's probably a mistake by the uploader.