1 files changed, 20 insertions, 7 deletions

diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index 9fcdef50aad6..82e2192a0d5c 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -76,18 +76,31 @@ static const int		nlm_port_min = 0, nlm_port_max = 65535;
 
 static struct ctl_table_header * nlm_sysctl_table;
 
-static unsigned long set_grace_period(void)
+static unsigned long get_lockd_grace_period(void)
 {
-        unsigned long grace_period;
-
         /* Note: nlm_timeout should always be nonzero */
         if (nlm_grace_period)
-                grace_period = ((nlm_grace_period + nlm_timeout - 1)
-                                / nlm_timeout) * nlm_timeout * HZ;
+                return roundup(nlm_grace_period, nlm_timeout) * HZ;
         else
-                grace_period = nlm_timeout * 5 * HZ;
+                return nlm_timeout * 5 * HZ;
+}
+
+unsigned long get_nfs_grace_period(void)
+{
+        unsigned long lockdgrace = get_lockd_grace_period();
+        unsigned long nfsdgrace = 0;
+
+        if (nlmsvc_ops)
+                nfsdgrace = nlmsvc_ops->get_grace_period();
+
+        return max(lockdgrace, nfsdgrace);
+}
+EXPORT_SYMBOL(get_nfs_grace_period);
+
+static unsigned long set_grace_period(void)
+{
         nlmsvc_grace_period = 1;
-        return grace_period + jiffies;
+        return get_nfs_grace_period() + jiffies;
 }
 
 static inline void clear_grace_period(void)