nagai/kernel
3
0
Fork 0
forked from mirrors/linux
Code Pull requests Activity

aoe: remove dev_base_lock use from aoecmd_cfg_pkts()

Browse source 
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2010-10-29 01:15:29 +00:00 committed by David S. Miller
parent 1d5439b9a2
commit 840a185ddd
1 changed files with 3 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/block/aoe/aoecmd.c
View file

@ -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