Re: [PATCH percpu/for-3.16 2/2] percpu-refcount: implement percpu_ref_tryget()

From: Tejun Heo
Date: Fri May 09 2014 - 15:12:52 EST


On Wed, May 07, 2014 at 11:58:10AM -0400, Tejun Heo wrote:
> Implement percpu_ref_tryget() which fails if the refcnt already
> reached zero. Note that this is different from the recently renamed
> percpu_ref_tryget_live() which fails if the refcnt has been killed and
> is draining the remaining references. percpu_ref_tryget() succeeds on
> a killed refcnt as long as its current refcnt is above zero.
>
> Signed-off-by: Tejun Heo <tj@xxxxxxxxxx>
> Cc: Kent Overstreet <kmo@xxxxxxxxxxxxx>

Applying 1-2 to percpu/for-3.16.

Thanks.

--
tejun
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