diff options
Diffstat (limited to 'fs/lockd/host.c')
| -rw-r--r-- | fs/lockd/host.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/fs/lockd/host.c b/fs/lockd/host.c index a1423c66df04..0257a5594524 100644 --- a/fs/lockd/host.c +++ b/fs/lockd/host.c @@ -436,7 +436,7 @@ nlm_gc_hosts(void) * Manage NSM handles */ static LIST_HEAD(nsm_handles); -static DECLARE_MUTEX(nsm_sema); +static DEFINE_MUTEX(nsm_mutex); static struct nsm_handle * __nsm_find(const struct sockaddr_in *sin, @@ -458,7 +458,7 @@ __nsm_find(const struct sockaddr_in *sin, return NULL; } - down(&nsm_sema); + mutex_lock(&nsm_mutex); list_for_each(pos, &nsm_handles) { nsm = list_entry(pos, struct nsm_handle, sm_link); @@ -488,7 +488,8 @@ __nsm_find(const struct sockaddr_in *sin, list_add(&nsm->sm_link, &nsm_handles); } -out: up(&nsm_sema); +out: + mutex_unlock(&nsm_mutex); return nsm; } @@ -507,11 +508,11 @@ nsm_release(struct nsm_handle *nsm) if (!nsm) return; if (atomic_dec_and_test(&nsm->sm_count)) { - down(&nsm_sema); + mutex_lock(&nsm_mutex); if (atomic_read(&nsm->sm_count) == 0) { list_del(&nsm->sm_link); kfree(nsm); } - up(&nsm_sema); + mutex_unlock(&nsm_mutex); } } |