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: Wed, 4 Mar 2009 12:45:04 +0100 [thread overview]
Message-ID: <20090304114504.GB4916@elte.hu> (raw)
In-Reply-To: <49AE484C.8020801@cn.fujitsu.com>
* Lai Jiangshan <laijs@cn.fujitsu.com> wrote:
> Ingo Molnar wrote:
> >
> > 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.
> >
> >
>
> This is one of patches I test kfree_rcu().
> And it could be an example conversions of this facility.
>
> ---
> arch/ia64/sn/kernel/irq.c | 14 +-----------
> block/genhd.c | 10 --------
> ipc/sem.c | 10 +-------
> kernel/audit_tree.c | 8 ------
> kernel/cgroup.c | 9 -------
> kernel/smp.c | 11 ---------
> mm/vmalloc.c | 18 +--------------
> net/can/af_can.c | 14 +-----------
> net/core/gen_estimator.c | 9 -------
> net/core/net_namespace.c | 10 --------
> net/ipv4/fib_trie.c | 7 ------
> net/ipv6/addrconf.c | 10 --------
> net/netfilter/nf_conntrack_extend.c | 8 ------
> net/netlabel/netlabel_unlabeled.c | 42 +-----------------------------------
> security/device_cgroup.c | 10 --------
> security/keys/keyring.c | 15 ------------
> security/keys/user_defined.c | 18 +--------------
> security/selinux/netif.c | 18 ---------------
> security/selinux/netnode.c | 20 +----------------
> security/selinux/netport.c | 20 +----------------
> 20 files changed, 28 insertions(+), 253 deletions(-)
Looks convincing to me but Nick does not like the extra SLAB
field it uses :-/
Ingo
next prev parent reply other threads:[~2009-03-04 11:45 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
2009-03-04 9:22 ` Lai Jiangshan
2009-03-04 11:45 ` Ingo Molnar [this message]
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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