diff options
| -rw-r--r-- | fs/dlm/lowcomms-tcp.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/dlm/lowcomms-tcp.c b/fs/dlm/lowcomms-tcp.c index 18b91c6..ce5e7cd 100644 --- a/fs/dlm/lowcomms-tcp.c +++ b/fs/dlm/lowcomms-tcp.c @@ -709,6 +709,7 @@ void *dlm_lowcomms_get_buffer(int nodeid, int len, if (!con) return NULL; + spin_lock(&con->writequeue_lock); e = list_entry(con->writequeue.prev, struct writequeue_entry, list); if ((&e->list == &con->writequeue) || (PAGE_CACHE_SIZE - e->end < len)) { @@ -747,6 +748,7 @@ void dlm_lowcomms_commit_buffer(void *mh) struct connection *con = e->con; int users; + spin_lock(&con->writequeue_lock); users = --e->users; if (users) goto out; |
