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RDS: use locking on the connection hash list

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rds_conn_destroy really needs locking while it changes the
connection hash.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2010-05-11 15:14:52 -07:00 committed by Andy Grover
parent c9e65383a2
commit abf454398c
1 changed files with 3 additions and 0 deletions
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3
net/rds/connection.c
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@ -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);