Message ID | 1288350929.2560.16.camel@edumazet-laptop |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Eric Dumazet writes : > dev_base_lock is the legacy way to lock the device list, and is planned > to disappear. (writers hold RTNL, readers hold RCU lock) > > Convert aoecmd_cfg_pkts() to RCU locking. Thanks.
From: Eric Dumazet <eric.dumazet@gmail.com> Date: Fri, 29 Oct 2010 13:15:29 +0200 > dev_base_lock is the legacy way to lock the device list, and is planned > to disappear. (writers hold RTNL, readers hold RCU lock) > > Convert aoecmd_cfg_pkts() to RCU locking. > > Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/block/aoe/aoecmd.c b/drivers/block/aoe/aoecmd.c index 5674bd0..de0435e 100644 --- a/drivers/block/aoe/aoecmd.c +++ b/drivers/block/aoe/aoecmd.c @@ -297,8 +297,8 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff_head *qu struct sk_buff *skb; struct net_device *ifp; - read_lock(&dev_base_lock); - for_each_netdev(&init_net, ifp) { + rcu_read_lock(); + for_each_netdev_rcu(&init_net, ifp) { dev_hold(ifp); if (!is_aoe_netif(ifp)) goto cont; @@ -325,7 +325,7 @@ aoecmd_cfg_pkts(ushort aoemajor, unsigned char aoeminor, struct sk_buff_head *qu cont: dev_put(ifp); } - read_unlock(&dev_base_lock); + rcu_read_unlock(); } static void
dev_base_lock is the legacy way to lock the device list, and is planned to disappear. (writers hold RTNL, readers hold RCU lock) Convert aoecmd_cfg_pkts() to RCU locking. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Cc: "Ed L. Cashin" <ecashin@coraid.com> --- drivers/block/aoe/aoecmd.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html