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* [PATCH net] bonding: remove unwanted bond lock for enslave processing
@ 2014-02-10  8:33 Ding Tianhong
  2014-02-10  8:49 ` Veaceslav Falico
  2014-02-11  0:55 ` David Miller
  0 siblings, 2 replies; 3+ messages in thread
From: Ding Tianhong @ 2014-02-10  8:33 UTC (permalink / raw)
  To: Jay Vosburgh, Veaceslav Falico, Andy Gospodarek, David S. Miller,
	Netdev

The bond enslave processing don't hold bond->lock anymore,
so release an unlocked rw lock will cause warning message,
remove the unwanted read_unlock(&bond->lock).

Cc: Jay Vosburgh <fubar@us.ibm.com>
Cc: Veaceslav Falico <vfalico@redhat.com>
Cc: Andy Gospodarek <andy@greyhouse.net>
Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>
---
 drivers/net/bonding/bond_main.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index a7db819..ccfb998 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1505,7 +1505,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 	slave_dev->npinfo = bond->dev->npinfo;
 	if (slave_dev->npinfo) {
 		if (slave_enable_netpoll(new_slave)) {
-			read_unlock(&bond->lock);
 			pr_info("Error, %s: master_dev is using netpoll, "
 				 "but new slave device does not support netpoll.\n",
 				 bond_dev->name);
-- 
1.8.0

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

* Re: [PATCH net] bonding: remove unwanted bond lock for enslave processing
  2014-02-10  8:33 [PATCH net] bonding: remove unwanted bond lock for enslave processing Ding Tianhong
@ 2014-02-10  8:49 ` Veaceslav Falico
  2014-02-11  0:55 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: Veaceslav Falico @ 2014-02-10  8:49 UTC (permalink / raw)
  To: Ding Tianhong; +Cc: Jay Vosburgh, Andy Gospodarek, David S. Miller, Netdev

On Mon, Feb 10, 2014 at 04:33:59PM +0800, Ding Tianhong wrote:
>The bond enslave processing don't hold bond->lock anymore,
>so release an unlocked rw lock will cause warning message,
>remove the unwanted read_unlock(&bond->lock).
>
>Cc: Jay Vosburgh <fubar@us.ibm.com>
>Cc: Veaceslav Falico <vfalico@redhat.com>
>Cc: Andy Gospodarek <andy@greyhouse.net>
>Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>

Good catch.

Acked-by: Veaceslav Falico <vfalico@redhat.com>

>---
> drivers/net/bonding/bond_main.c | 1 -
> 1 file changed, 1 deletion(-)
>
>diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
>index a7db819..ccfb998 100644
>--- a/drivers/net/bonding/bond_main.c
>+++ b/drivers/net/bonding/bond_main.c
>@@ -1505,7 +1505,6 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
> 	slave_dev->npinfo = bond->dev->npinfo;
> 	if (slave_dev->npinfo) {
> 		if (slave_enable_netpoll(new_slave)) {
>-			read_unlock(&bond->lock);
> 			pr_info("Error, %s: master_dev is using netpoll, "
> 				 "but new slave device does not support netpoll.\n",
> 				 bond_dev->name);
>-- 
>1.8.0
>
>

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

* Re: [PATCH net] bonding: remove unwanted bond lock for enslave processing
  2014-02-10  8:33 [PATCH net] bonding: remove unwanted bond lock for enslave processing Ding Tianhong
  2014-02-10  8:49 ` Veaceslav Falico
@ 2014-02-11  0:55 ` David Miller
  1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2014-02-11  0:55 UTC (permalink / raw)
  To: dingtianhong; +Cc: fubar, vfalico, andy, netdev

From: Ding Tianhong <dingtianhong@huawei.com>
Date: Mon, 10 Feb 2014 16:33:59 +0800

> The bond enslave processing don't hold bond->lock anymore,
> so release an unlocked rw lock will cause warning message,
> remove the unwanted read_unlock(&bond->lock).
> 
> Cc: Jay Vosburgh <fubar@us.ibm.com>
> Cc: Veaceslav Falico <vfalico@redhat.com>
> Cc: Andy Gospodarek <andy@greyhouse.net>
> Signed-off-by: Ding Tianhong <dingtianhong@huawei.com>

Applied, thanks.

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

end of thread, other threads:[~2014-02-11  0:55 UTC | newest]

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2014-02-10  8:33 [PATCH net] bonding: remove unwanted bond lock for enslave processing Ding Tianhong
2014-02-10  8:49 ` Veaceslav Falico
2014-02-11  0:55 ` David Miller

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