linux-kernel - Re: [PATCH 05/36] block,rcu: convert call_rcu(disk_free_ptbl_rcu_cb) to kfree

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Date:	Fri, 18 Mar 2011 05:20:50 -0600
From:	Matthew Wilcox <matthew@....cx>
To:	Jens Axboe <axboe@...nel.dk>
Cc:	Lai Jiangshan <laijs@...fujitsu.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Ingo Molnar <mingo@...e.hu>,
	Robert Love <robert.w.love@...el.com>,
	"James E.J. Bottomley" <James.Bottomley@...e.de>,
	Neil Horman <nhorman@...driver.com>,
	"David S. Miller" <davem@...emloft.net>,
	Alexey Kuznetsov <kuznet@....inr.ac.ru>,
	"Pekka Savola (ipv6)" <pekkas@...core.fi>,
	James Morris <jmorris@...ei.org>,
	Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
	Patrick McHardy <kaber@...sh.net>,
	Eric Dumazet <eric.dumazet@...il.com>,
	Stephen Hemminger <shemminger@...tta.com>,
	Tejun Heo <tj@...nel.org>, Jarek Poplawski <jarkao2@...il.com>,
	linux-kernel@...r.kernel.org, devel@...n-fcoe.org,
	linux-scsi@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 05/36] block,rcu: convert
	call_rcu(disk_free_ptbl_rcu_cb) to kfree_rcu()

On Fri, Mar 18, 2011 at 07:59:53AM +0100, Jens Axboe wrote:
> On 2011-03-18 04:42, Lai Jiangshan wrote:
> > 
> > 
> > The rcu callback disk_free_ptbl_rcu_cb() just calls a kfree(),
> > so we use kfree_rcu() instead of the call_rcu(disk_free_ptbl_rcu_cb).
> 
> Thanks, I'll add this.

Don't be in too much of a hurry ... kfree_rcu() doesn't appear to have
hit Linus' tree yet.

-- 
Matthew Wilcox				Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours.  We can't possibly take such
a retrograde step."
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