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* [PATCH 28/36] net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu()
@ 2011-03-18  4:09 Lai Jiangshan
  0 siblings, 0 replies; 3+ messages in thread
From: Lai Jiangshan @ 2011-03-18  4:09 UTC (permalink / raw)
  To: Paul E. McKenney, Ingo Molnar, Remi Denis-Courmont,
	David S. Miller, netdev



The rcu callback phonet_device_rcu_free() just calls a kfree(),
so we use kfree_rcu() instead of the call_rcu(phonet_device_rcu_free).

Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
---
 net/phonet/pn_dev.c |   10 +---------
 1 files changed, 1 insertions(+), 9 deletions(-)

diff --git a/net/phonet/pn_dev.c b/net/phonet/pn_dev.c
index 947038d..1566672 100644
--- a/net/phonet/pn_dev.c
+++ b/net/phonet/pn_dev.c
@@ -162,14 +162,6 @@ int phonet_address_add(struct net_device *dev, u8 addr)
 	return err;
 }
 
-static void phonet_device_rcu_free(struct rcu_head *head)
-{
-	struct phonet_device *pnd;
-
-	pnd = container_of(head, struct phonet_device, rcu);
-	kfree(pnd);
-}
-
 int phonet_address_del(struct net_device *dev, u8 addr)
 {
 	struct phonet_device_list *pndevs = phonet_device_list(dev_net(dev));
@@ -188,7 +180,7 @@ int phonet_address_del(struct net_device *dev, u8 addr)
 	mutex_unlock(&pndevs->lock);
 
 	if (pnd)
-		call_rcu(&pnd->rcu, phonet_device_rcu_free);
+		kfree_rcu(pnd, rcu);
 
 	return err;
 }
-- 
1.7.4

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH 28/36] net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu()
       [not found] <4D82DADF.4010802@cn.fujitsu.com>
@ 2011-03-18  8:27 ` Rémi Denis-Courmont
  2011-03-18 19:37 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: Rémi Denis-Courmont @ 2011-03-18  8:27 UTC (permalink / raw)
  To: ext Lai Jiangshan
  Cc: Paul E. McKenney, Ingo Molnar, David S. Miller, netdev,
	linux-kernel

On Friday 18 March 2011 06:09:03 ext Lai Jiangshan, you wrote:
> The rcu callback phonet_device_rcu_free() just calls a kfree(),
> so we use kfree_rcu() instead of the call_rcu(phonet_device_rcu_free).
> 
> Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>

In principles, that's fine with me. But I think David is not taking that kind 
of not-a-fix patch at the moment...

-- 
Rémi Denis-Courmont
http://www.remlab.net/

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH 28/36] net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu()
       [not found] <4D82DADF.4010802@cn.fujitsu.com>
  2011-03-18  8:27 ` [PATCH 28/36] net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu() Rémi Denis-Courmont
@ 2011-03-18 19:37 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2011-03-18 19:37 UTC (permalink / raw)
  To: laijs; +Cc: paulmck, mingo, remi.denis-courmont, netdev, linux-kernel

From: Lai Jiangshan <laijs@cn.fujitsu.com>
Date: Fri, 18 Mar 2011 12:09:03 +0800

> 
> 
> The rcu callback phonet_device_rcu_free() just calls a kfree(),
> so we use kfree_rcu() instead of the call_rcu(phonet_device_rcu_free).
> 
> Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>

Acked-by: David S. Miller <davem@davemloft.net>

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2011-03-18 19:36 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2011-03-18  8:27 ` [PATCH 28/36] net,rcu: convert call_rcu(phonet_device_rcu_free) to kfree_rcu() Rémi Denis-Courmont
2011-03-18 19:37 ` David Miller
2011-03-18  4:09 Lai Jiangshan

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