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author | Ding Tianhong <dingtianhong@huawei.com> | 2014-01-28 11:48:53 +0800 |
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committer | David S. Miller <davem@davemloft.net> | 2014-01-28 23:48:33 -0800 |
commit | 6fde8f037e604e05df1529e4689041715d6d55d2 (patch) | |
tree | 4cdf943fb2d475899f0a0d5a40cd4002184faff1 /drivers/s390 | |
parent | 93e14b6d776e850a371fe4234a06088f210d8651 (diff) | |
download | linux-6fde8f037e604e05df1529e4689041715d6d55d2.tar.bz2 |
bonding: fix locking in bond_loadbalance_arp_mon()
The commit 1d3ee88ae0d605629bf369
(bonding: add netlink attributes to slave link dev)
has add rtmsg_ifinfo() in bond_set_active_slave() and
bond_set_backup_slave(), so the two function need to
called in RTNL lock, but bond_loadbalance_arp_mon()
only calling these functions in RCU, warning message
will occurs.
fix this by add a new function bond_slave_state_change(),
which will reset the slave's state after slave link check,
so remove the bond_set_xxx_slave() from the cycle and only
record the slave_state_changed, this will call the new
function to set all slaves to new state in RTNL later.
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390')
0 files changed, 0 insertions, 0 deletions