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-rw-r--r--fs/lockd/host.c14
-rw-r--r--include/linux/lockd/lockd.h3
2 files changed, 9 insertions, 8 deletions
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 826a89184f90..11b6832277f6 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -151,7 +151,7 @@ static struct nlm_host *nlm_alloc_host(struct nlm_lookup_host_info *ni,
host->h_state = 0;
host->h_nsmstate = 0;
host->h_pidcount = 0;
- atomic_set(&host->h_count, 1);
+ refcount_set(&host->h_count, 1);
mutex_init(&host->h_mutex);
host->h_nextrebind = now + NLM_HOST_REBIND;
host->h_expires = now + NLM_HOST_EXPIRE;
@@ -290,7 +290,7 @@ void nlmclnt_release_host(struct nlm_host *host)
WARN_ON_ONCE(host->h_server);
- if (atomic_dec_and_test(&host->h_count)) {
+ if (refcount_dec_and_test(&host->h_count)) {
WARN_ON_ONCE(!list_empty(&host->h_lockowners));
WARN_ON_ONCE(!list_empty(&host->h_granted));
WARN_ON_ONCE(!list_empty(&host->h_reclaim));
@@ -410,7 +410,7 @@ void nlmsvc_release_host(struct nlm_host *host)
dprintk("lockd: release server host %s\n", host->h_name);
WARN_ON_ONCE(!host->h_server);
- atomic_dec(&host->h_count);
+ refcount_dec(&host->h_count);
}
/*
@@ -504,7 +504,7 @@ struct nlm_host * nlm_get_host(struct nlm_host *host)
{
if (host) {
dprintk("lockd: get host %s\n", host->h_name);
- atomic_inc(&host->h_count);
+ refcount_inc(&host->h_count);
host->h_expires = jiffies + NLM_HOST_EXPIRE;
}
return host;
@@ -593,7 +593,7 @@ static void nlm_complain_hosts(struct net *net)
if (net && host->net != net)
continue;
dprintk(" %s (cnt %d use %d exp %ld net %x)\n",
- host->h_name, atomic_read(&host->h_count),
+ host->h_name, refcount_read(&host->h_count),
host->h_inuse, host->h_expires, host->net->ns.inum);
}
}
@@ -662,11 +662,11 @@ nlm_gc_hosts(struct net *net)
for_each_host_safe(host, next, chain, nlm_server_hosts) {
if (net && host->net != net)
continue;
- if (atomic_read(&host->h_count) || host->h_inuse
+ if (refcount_read(&host->h_count) || host->h_inuse
|| time_before(jiffies, host->h_expires)) {
dprintk("nlm_gc_hosts skipping %s "
"(cnt %d use %d exp %ld net %x)\n",
- host->h_name, atomic_read(&host->h_count),
+ host->h_name, refcount_read(&host->h_count),
host->h_inuse, host->h_expires,
host->net->ns.inum);
continue;
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index d7d313fb9cd4..39dfeea20963 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -17,6 +17,7 @@
#include <net/ipv6.h>
#include <linux/fs.h>
#include <linux/kref.h>
+#include <linux/refcount.h>
#include <linux/utsname.h>
#include <linux/lockd/bind.h>
#include <linux/lockd/xdr.h>
@@ -58,7 +59,7 @@ struct nlm_host {
u32 h_state; /* pseudo-state counter */
u32 h_nsmstate; /* true remote NSM state */
u32 h_pidcount; /* Pseudopids */
- atomic_t h_count; /* reference count */
+ refcount_t h_count; /* reference count */
struct mutex h_mutex; /* mutex for pmap binding */
unsigned long h_nextrebind; /* next portmap call */
unsigned long h_expires; /* eligible for GC */