diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-14 10:31:59 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-07-14 10:31:59 +0200 |
commit | b4ba0ba24b57ec975482f4ba2d350fbee7557240 (patch) | |
tree | c076e4c4e446180d6a36df3d55ae2ba7b0d7736e /fs/dlm/lowcomms.c | |
parent | a033c332e047397904ed74816946b2edd9b0d5cd (diff) | |
parent | bce7f793daec3e65ec5c5705d2457b81fe7b5725 (diff) |
Merge commit 'v2.6.26' into core/locking
Diffstat (limited to 'fs/dlm/lowcomms.c')
-rw-r--r-- | fs/dlm/lowcomms.c | 27 |
1 files changed, 14 insertions, 13 deletions
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index 7c1e5e5cccd..637018c891e 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -50,6 +50,7 @@ #include <linux/pagemap.h> #include <linux/idr.h> #include <linux/file.h> +#include <linux/mutex.h> #include <linux/sctp.h> #include <net/sctp/user.h> @@ -138,7 +139,7 @@ static struct workqueue_struct *recv_workqueue; static struct workqueue_struct *send_workqueue; static DEFINE_IDR(connections_idr); -static DECLARE_MUTEX(connections_lock); +static DEFINE_MUTEX(connections_lock); static int max_nodeid; static struct kmem_cache *con_cache; @@ -205,9 +206,9 @@ static struct connection *nodeid2con(int nodeid, gfp_t allocation) { struct connection *con; - down(&connections_lock); + mutex_lock(&connections_lock); con = __nodeid2con(nodeid, allocation); - up(&connections_lock); + mutex_unlock(&connections_lock); return con; } @@ -218,15 +219,15 @@ static struct connection *assoc2con(int assoc_id) int i; struct connection *con; - down(&connections_lock); + mutex_lock(&connections_lock); for (i=0; i<=max_nodeid; i++) { con = __nodeid2con(i, 0); if (con && con->sctp_assoc == assoc_id) { - up(&connections_lock); + mutex_unlock(&connections_lock); return con; } } - up(&connections_lock); + mutex_unlock(&connections_lock); return NULL; } @@ -381,7 +382,7 @@ static void sctp_init_failed(void) int i; struct connection *con; - down(&connections_lock); + mutex_lock(&connections_lock); for (i=1; i<=max_nodeid; i++) { con = __nodeid2con(i, 0); if (!con) @@ -393,7 +394,7 @@ static void sctp_init_failed(void) } } } - up(&connections_lock); + mutex_unlock(&connections_lock); } /* Something happened to an association */ @@ -930,7 +931,7 @@ out_err: * errors we try again until the max number of retries is reached. */ if (result != -EHOSTUNREACH && result != -ENETUNREACH && - result != -ENETDOWN && result != EINVAL + result != -ENETDOWN && result != -EINVAL && result != -EPROTONOSUPPORT) { lowcomms_connect_sock(con); result = 0; @@ -1417,7 +1418,7 @@ void dlm_lowcomms_stop(void) /* Set all the flags to prevent any socket activity. */ - down(&connections_lock); + mutex_lock(&connections_lock); for (i = 0; i <= max_nodeid; i++) { con = __nodeid2con(i, 0); if (con) { @@ -1426,11 +1427,11 @@ void dlm_lowcomms_stop(void) con->sock->sk->sk_user_data = NULL; } } - up(&connections_lock); + mutex_unlock(&connections_lock); work_stop(); - down(&connections_lock); + mutex_lock(&connections_lock); clean_writequeues(); for (i = 0; i <= max_nodeid; i++) { @@ -1443,7 +1444,7 @@ void dlm_lowcomms_stop(void) } } max_nodeid = 0; - up(&connections_lock); + mutex_unlock(&connections_lock); kmem_cache_destroy(con_cache); idr_init(&connections_idr); } |