linux-kernel - Re: [PATCH 2/2 percpu/for-3.20] percpu_ref: implement percpu_ref_is

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Date:	Tue, 6 Jan 2015 18:21:55 -0800
From:	Kent Overstreet <kmo@...erainc.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Christoph Lameter <cl@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2 percpu/for-3.20] percpu_ref: implement
 percpu_ref_is_dying()

On Tue, Jan 06, 2015 at 10:24:59AM -0500, Tejun Heo wrote:
> Implement percpu_ref_is_dying() which tests whether the ref is dying
> or dead.  This is useful to determine the current state when a
> percpu_ref is used as a cyclic on/off switch via kill and reinit.

Acked-by: Kent Overstreet <kmo@...erainc.com>
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