diff options
Diffstat (limited to 'net/rds/af_rds.c')
| -rw-r--r-- | net/rds/af_rds.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c index f81862baf4d0..7919a9edb8e9 100644 --- a/net/rds/af_rds.c +++ b/net/rds/af_rds.c @@ -160,7 +160,8 @@ static unsigned int rds_poll(struct file *file, struct socket *sock, poll_wait(file, sk->sk_sleep, wait); - poll_wait(file, &rds_poll_waitq, wait); + if (rs->rs_seen_congestion) + poll_wait(file, &rds_poll_waitq, wait); read_lock_irqsave(&rs->rs_recv_lock, flags); if (!rs->rs_cong_monitor) { @@ -182,6 +183,10 @@ static unsigned int rds_poll(struct file *file, struct socket *sock, mask |= (POLLOUT | POLLWRNORM); read_unlock_irqrestore(&rs->rs_recv_lock, flags); + /* clear state any time we wake a seen-congested socket */ + if (mask) + rs->rs_seen_congestion = 0; + return mask; } @@ -447,7 +452,6 @@ static void rds_sock_inc_info(struct socket *sock, unsigned int len, struct rds_info_lengths *lens) { struct rds_sock *rs; - struct sock *sk; struct rds_incoming *inc; unsigned long flags; unsigned int total = 0; @@ -457,7 +461,6 @@ static void rds_sock_inc_info(struct socket *sock, unsigned int len, spin_lock_irqsave(&rds_sock_lock, flags); list_for_each_entry(rs, &rds_sock_list, rs_item) { - sk = rds_rs_to_sk(rs); read_lock(&rs->rs_recv_lock); /* XXX too lazy to maintain counts.. */ |