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Diffstat (limited to 'net/rds/af_rds.c')
-rw-r--r--net/rds/af_rds.c26
1 files changed, 22 insertions, 4 deletions
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c
index aebfecbdb841..bb6ad81b671d 100644
--- a/net/rds/af_rds.c
+++ b/net/rds/af_rds.c
@@ -39,7 +39,15 @@
39#include <net/sock.h> 39#include <net/sock.h>
40 40
41#include "rds.h" 41#include "rds.h"
42#include "rdma.h" 42
43char *rds_str_array(char **array, size_t elements, size_t index)
44{
45 if ((index < elements) && array[index])
46 return array[index];
47 else
48 return "unknown";
49}
50EXPORT_SYMBOL(rds_str_array);
43 51
44/* this is just used for stats gathering :/ */ 52/* this is just used for stats gathering :/ */
45static DEFINE_SPINLOCK(rds_sock_lock); 53static DEFINE_SPINLOCK(rds_sock_lock);
@@ -62,7 +70,7 @@ static int rds_release(struct socket *sock)
62 struct rds_sock *rs; 70 struct rds_sock *rs;
63 unsigned long flags; 71 unsigned long flags;
64 72
65 if (sk == NULL) 73 if (!sk)
66 goto out; 74 goto out;
67 75
68 rs = rds_sk_to_rs(sk); 76 rs = rds_sk_to_rs(sk);
@@ -73,7 +81,15 @@ static int rds_release(struct socket *sock)
73 * with the socket. */ 81 * with the socket. */
74 rds_clear_recv_queue(rs); 82 rds_clear_recv_queue(rs);
75 rds_cong_remove_socket(rs); 83 rds_cong_remove_socket(rs);
84
85 /*
86 * the binding lookup hash uses rcu, we need to
87 * make sure we sychronize_rcu before we free our
88 * entry
89 */
76 rds_remove_bound(rs); 90 rds_remove_bound(rs);
91 synchronize_rcu();
92
77 rds_send_drop_to(rs, NULL); 93 rds_send_drop_to(rs, NULL);
78 rds_rdma_drop_keys(rs); 94 rds_rdma_drop_keys(rs);
79 rds_notify_queue_get(rs, NULL); 95 rds_notify_queue_get(rs, NULL);
@@ -83,6 +99,8 @@ static int rds_release(struct socket *sock)
83 rds_sock_count--; 99 rds_sock_count--;
84 spin_unlock_irqrestore(&rds_sock_lock, flags); 100 spin_unlock_irqrestore(&rds_sock_lock, flags);
85 101
102 rds_trans_put(rs->rs_transport);
103
86 sock->sk = NULL; 104 sock->sk = NULL;
87 sock_put(sk); 105 sock_put(sk);
88out: 106out:
@@ -514,7 +532,7 @@ out:
514 spin_unlock_irqrestore(&rds_sock_lock, flags); 532 spin_unlock_irqrestore(&rds_sock_lock, flags);
515} 533}
516 534
517static void __exit rds_exit(void) 535static void rds_exit(void)
518{ 536{
519 sock_unregister(rds_family_ops.family); 537 sock_unregister(rds_family_ops.family);
520 proto_unregister(&rds_proto); 538 proto_unregister(&rds_proto);
@@ -529,7 +547,7 @@ static void __exit rds_exit(void)
529} 547}
530module_exit(rds_exit); 548module_exit(rds_exit);
531 549
532static int __init rds_init(void) 550static int rds_init(void)
533{ 551{
534 int ret; 552 int ret;
535 553