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authorChris Mason <chris.mason@oracle.com>2010-05-11 15:14:52 -0700
committerAndy Grover <andy.grover@oracle.com>2010-09-08 18:15:11 -0700
commitabf454398c2ebafc629ebb8b149f5a752c79e919 (patch)
tree17c57ca613fc3d8a49f9dfc99bf2f9c3b7e3fc30 /net/rds/connection.c
parentc9e65383a20d9a656db70efbf67e57f8115ad776 (diff)
downloadlinux-abf454398c2ebafc629ebb8b149f5a752c79e919.tar.bz2
RDS: use locking on the connection hash list
rds_conn_destroy really needs locking while it changes the connection hash. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'net/rds/connection.c')
-rw-r--r--net/rds/connection.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/rds/connection.c b/net/rds/connection.c
index 9c249f394f29..87df15b9f8e4 100644
--- a/net/rds/connection.c
+++ b/net/rds/connection.c
@@ -321,7 +321,10 @@ void rds_conn_destroy(struct rds_connection *conn)
"%pI4\n", conn, &conn->c_laddr,
&conn->c_faddr);
+ /* Ensure conn will not be scheduled for reconnect */
+ spin_lock_irq(&rds_conn_lock);
hlist_del_init(&conn->c_hash_node);
+ spin_unlock_irq(&rds_conn_lock);
/* wait for the rds thread to shut it down */
atomic_set(&conn->c_state, RDS_CONN_ERROR);