From: Ingo Molnar <mingo@elte.hu>
To: Lai Jiangshan <laijs@cn.fujitsu.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Pekka Enberg <penberg@cs.helsinki.fi>,
Christoph Lameter <cl@linux-foundation.org>,
Nick Piggin <npiggin@suse.de>,
"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
Manfred Spraul <manfred@colorfullife.com>,
Peter Zijlstra <peterz@infradead.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH -mm 0/6] rcu: introduce kfree_rcu V2
Date: Tue, 3 Mar 2009 15:09:55 +0100 [thread overview]
Message-ID: <20090303140955.GD23822@elte.hu> (raw)
In-Reply-To: <49AD342D.6030609@cn.fujitsu.com>
* Lai Jiangshan <laijs@cn.fujitsu.com> wrote:
>
> There are 23 instances where the rcu callback just does
>
> kfree(containerof(head,struct whatever_struct,rcu_member));
>
> The 23 instances exist because there are 23 'struct
> whatever_struct' with their individual rcu_member. These
> patches creates a generic kfree_rcu() function that removes
> the need for these 23 helpers.
Nice idea. The patches dont actually remove the RCU helpers
anywhere. Might be useful to include a few example conversions
of this facility as well, so that the total impact can be seen.
Ingo
next prev parent reply other threads:[~2009-03-03 14:10 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-03 13:44 [PATCH -mm 0/6] rcu: introduce kfree_rcu V2 Lai Jiangshan
2009-03-03 14:09 ` Ingo Molnar [this message]
2009-03-04 9:22 ` Lai Jiangshan
2009-03-04 11:45 ` Ingo Molnar
2009-03-04 12:00 ` Pekka Enberg
2009-03-06 10:23 ` [PATCH] rcu: introduce kfree_rcu V3 Lai Jiangshan
2009-03-07 5:31 ` Paul E. McKenney
2009-03-03 15:11 ` [PATCH -mm 0/6] rcu: introduce kfree_rcu V2 Nick Piggin
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