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authorAmerigo Wang <amwang@redhat.com>2012-08-10 01:24:38 +0000
committerDavid S. Miller <davem@davemloft.net>2012-08-14 14:33:30 -0700
commit38e6bc185d9544dfad1774b3f8902a0b061aea25 (patch)
tree5dc41a28f9dc48095c998dfc0dcf8b970db6e1b5 /drivers/net
parent47be03a28cc6c80e3aa2b3e8ed6d960ff0c5c0af (diff)
netpoll: make __netpoll_cleanup non-block
Like the previous patch, slave_disable_netpoll() and __netpoll_cleanup() may be called with read_lock() held too, so we should make them non-block, by moving the cleanup and kfree() to call_rcu_bh() callbacks. Cc: "David S. Miller" <davem@davemloft.net> Signed-off-by: Cong Wang <amwang@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/bonding/bond_main.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 8697136e27c0..e42891683e3b 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1257,9 +1257,7 @@ static inline void slave_disable_netpoll(struct slave *slave)
return;
slave->np = NULL;
- synchronize_rcu_bh();
- __netpoll_cleanup(np);
- kfree(np);
+ __netpoll_free_rcu(np);
}
static inline bool slave_dev_support_netpoll(struct net_device *slave_dev)
{