[Intel-gfx] [PATCH] drm/i915: fixup forcewake spinlock fallout in drpc debugfs function

[Ben Widawsky]

On 01/25/12 04:52, Daniel Vetter wrote:
> My forcewake spinlock patches have a functional conflict with Ben
> Widawsky's gen6 drpc support for debugfs. Result was a benign warning
> about trying to read an non-atomic variabla with atomic_read.
>
> Note that the entire check is racy anyway and purely informational.
> Also update it to reflect the forcewake voodoo changes, the kernel can
> now also hold onto a forcewake reference for longer times.
>
> Signed-Off-by: Daniel Vetter<daniel.vetter at ffwll.ch>
Reviewed-by: Ben Widawsky <ben at bwidawsk.net>