aboutsummaryrefslogtreecommitdiff
path: root/fs/lockd/host.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/lockd/host.c')
-rw-r--r--fs/lockd/host.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 112ebf8b8df..729ac427d35 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -16,6 +16,7 @@
#include <linux/sunrpc/svc.h>
#include <linux/lockd/lockd.h>
#include <linux/lockd/sm_inter.h>
+#include <linux/mutex.h>
#define NLMDBG_FACILITY NLMDBG_HOSTCACHE
@@ -30,7 +31,7 @@
static struct nlm_host * nlm_hosts[NLM_HOST_NRHASH];
static unsigned long next_gc;
static int nrhosts;
-static DECLARE_MUTEX(nlm_host_sema);
+static DEFINE_MUTEX(nlm_host_mutex);
static void nlm_gc_hosts(void);
@@ -71,7 +72,7 @@ nlm_lookup_host(int server, struct sockaddr_in *sin,
hash = NLM_ADDRHASH(sin->sin_addr.s_addr);
/* Lock hash table */
- down(&nlm_host_sema);
+ mutex_lock(&nlm_host_mutex);
if (time_after_eq(jiffies, next_gc))
nlm_gc_hosts();
@@ -91,7 +92,7 @@ nlm_lookup_host(int server, struct sockaddr_in *sin,
nlm_hosts[hash] = host;
}
nlm_get_host(host);
- up(&nlm_host_sema);
+ mutex_unlock(&nlm_host_mutex);
return host;
}
}
@@ -130,7 +131,7 @@ nlm_lookup_host(int server, struct sockaddr_in *sin,
next_gc = 0;
nohost:
- up(&nlm_host_sema);
+ mutex_unlock(&nlm_host_mutex);
return host;
}
@@ -141,19 +142,19 @@ nlm_find_client(void)
* and return it
*/
int hash;
- down(&nlm_host_sema);
+ mutex_lock(&nlm_host_mutex);
for (hash = 0 ; hash < NLM_HOST_NRHASH; hash++) {
struct nlm_host *host, **hp;
for (hp = &nlm_hosts[hash]; (host = *hp) != 0; hp = &host->h_next) {
if (host->h_server &&
host->h_killed == 0) {
nlm_get_host(host);
- up(&nlm_host_sema);
+ mutex_unlock(&nlm_host_mutex);
return host;
}
}
}
- up(&nlm_host_sema);
+ mutex_unlock(&nlm_host_mutex);
return NULL;
}
@@ -265,7 +266,7 @@ nlm_shutdown_hosts(void)
int i;
dprintk("lockd: shutting down host module\n");
- down(&nlm_host_sema);
+ mutex_lock(&nlm_host_mutex);
/* First, make all hosts eligible for gc */
dprintk("lockd: nuking all hosts...\n");
@@ -276,7 +277,7 @@ nlm_shutdown_hosts(void)
/* Then, perform a garbage collection pass */
nlm_gc_hosts();
- up(&nlm_host_sema);
+ mutex_unlock(&nlm_host_mutex);
/* complain if any hosts are left */
if (nrhosts) {