[PATCH] drm/gem: handlecount isnt really a kref so dont make it one.

Chris Wilson chris at chris-wilson.co.uk
Wed Sep 29 16:09:14 PDT 2010


On Wed, 29 Sep 2010 13:45:49 +1000, Dave Airlie <airlied at gmail.com> wrote:
> From: Dave Airlie <airlied at redhat.com>
> 
> There were lots of places being inconsistent since handle count
> looked like a kref but it really wasn't.
> 
> Fix this my just making handle count an atomic on the object,
> and have it increase the normal object kref.
> 
> Now i915/radeon/nouveau drivers can drop the normal reference on
> userspace object creation.
> 
> Signed-off-by: Dave Airlie <airlied at redhat.com>

Speaking as one who was recently confused by the not-a-kref nature of
handlecount:-
Reviewed-by: Chris Wilson <chris at chris-wilson.co.uk>

-- 
Chris Wilson, Intel Open Source Technology Centre


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