openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

netxen: fix inconsistent lock state 

Spin lock rds_ring->lock is used in poll routine, so other users should
use spin_lock_bh(). While posting rx buffers from netxen_nic_attach,
rds_ring->lock is not required, so cleaning it instead of fixing it by
spin_lock_bh().

Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Amit Kumar Salecha 2010-08-17 20:51:51 +00:00 committed by David S. Miller
parent 0ac820eebe
commit 4be353d516
1 changed files with 0 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/netxen/netxen_nic_init.c
View File

@ -1805,8 +1805,6 @@ netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ringid,
netxen_ctx_msg msg = 0;
struct list_head *head;
spin_lock(&rds_ring->lock);
producer = rds_ring->producer;
head = &rds_ring->free_list;
@ -1853,8 +1851,6 @@ netxen_post_rx_buffers(struct netxen_adapter *adapter, u32 ringid,
NETXEN_RCV_PRODUCER_OFFSET), msg);
}
}
spin_unlock(&rds_ring->lock);
}
static void