From: NeilBrown <neilb@cse.unsw.edu.au>

Separate out stuff that needs initialization on startup from stuff that only
needs initialization on module init from static data.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 fs/nfsd/nfs4state.c       |   35 +++++++++++++++++------------------
 fs/nfsd/nfsctl.c          |    1 +
 include/linux/nfsd/nfsd.h |    2 ++
 3 files changed, 20 insertions(+), 18 deletions(-)

diff -puN fs/nfsd/nfs4state.c~nfsd4-clean-up-state-initialization fs/nfsd/nfs4state.c
--- 25/fs/nfsd/nfs4state.c~nfsd4-clean-up-state-initialization	Thu Jun  2 16:25:03 2005
+++ 25-akpm/fs/nfsd/nfs4state.c	Thu Jun  2 16:25:03 2005
@@ -117,7 +117,7 @@ static void release_stateid(struct nfs4_
  */
 
 /* recall_lock protects the del_recall_lru */
-spinlock_t recall_lock;
+spinlock_t recall_lock = SPIN_LOCK_UNLOCKED;
 static struct list_head del_recall_lru;
 
 static void
@@ -3179,23 +3179,13 @@ nfs4_check_open_reclaim(clientid_t *clid
 	return nfs4_find_reclaim_client(clid) ? nfs_ok : nfserr_reclaim_bad;
 }
 
+/* initialization to perform at module load time: */
 
-/* 
- * Start and stop routines
- */
-
-static void
-__nfs4_state_start(void)
+void
+nfs4_state_init(void)
 {
 	int i;
-	time_t grace_time;
 
-	if (!nfs4_reclaim_init) {
-		for (i = 0; i < CLIENT_HASH_SIZE; i++)
-			INIT_LIST_HEAD(&reclaim_str_hashtbl[i]);
-		reclaim_str_hashtbl_size = 0;
-		nfs4_reclaim_init = 1;
-	}
 	for (i = 0; i < CLIENT_HASH_SIZE; i++) {
 		INIT_LIST_HEAD(&conf_id_hashtbl[i]);
 		INIT_LIST_HEAD(&conf_str_hashtbl[i]);
@@ -3217,19 +3207,28 @@ __nfs4_state_start(void)
 		INIT_LIST_HEAD(&lock_ownerid_hashtbl[i]);
 		INIT_LIST_HEAD(&lock_ownerstr_hashtbl[i]);
 	}
-	memset(&zerostateid, 0, sizeof(stateid_t));
 	memset(&onestateid, ~0, sizeof(stateid_t));
-
 	INIT_LIST_HEAD(&close_lru);
 	INIT_LIST_HEAD(&client_lru);
 	INIT_LIST_HEAD(&del_recall_lru);
-	spin_lock_init(&recall_lock);
+	for (i = 0; i < CLIENT_HASH_SIZE; i++)
+		INIT_LIST_HEAD(&reclaim_str_hashtbl[i]);
+	reclaim_str_hashtbl_size = 0;
+	nfs4_reclaim_init = 1;
+}
+
+/* initialization to perform when the nfsd service is started: */
+
+static void
+__nfs4_state_start(void)
+{
+	time_t grace_time;
+
 	boot_time = get_seconds();
 	grace_time = max(user_lease_time, lease_time);
 	lease_time = user_lease_time;
 	printk("NFSD: starting %ld-second grace period\n", grace_time);
 	grace_end = boot_time + grace_time;
-	INIT_WORK(&laundromat_work,laundromat_main, NULL);
 	laundry_wq = create_singlethread_workqueue("nfsd4");
 	queue_delayed_work(laundry_wq, &laundromat_work, NFSD_LEASE_TIME*HZ);
 }
diff -puN fs/nfsd/nfsctl.c~nfsd4-clean-up-state-initialization fs/nfsd/nfsctl.c
--- 25/fs/nfsd/nfsctl.c~nfsd4-clean-up-state-initialization	Thu Jun  2 16:25:03 2005
+++ 25-akpm/fs/nfsd/nfsctl.c	Thu Jun  2 16:25:03 2005
@@ -397,6 +397,7 @@ static int __init init_nfsd(void)
 	nfsd_cache_init();	/* RPC reply cache */
 	nfsd_export_init();	/* Exports table */
 	nfsd_lockd_init();	/* lockd->nfsd callbacks */
+	nfs4_state_init();	/* NFSv4 locking state */
 #ifdef CONFIG_NFSD_V4
 	nfsd_idmap_init();      /* Name to ID mapping */
 #endif /* CONFIG_NFSD_V4 */
diff -puN include/linux/nfsd/nfsd.h~nfsd4-clean-up-state-initialization include/linux/nfsd/nfsd.h
--- 25/include/linux/nfsd/nfsd.h~nfsd4-clean-up-state-initialization	Thu Jun  2 16:25:03 2005
+++ 25-akpm/include/linux/nfsd/nfsd.h	Thu Jun  2 16:25:03 2005
@@ -145,11 +145,13 @@ int nfsd_set_posix_acl(struct svc_fh *, 
  * NFSv4 State
  */
 #ifdef CONFIG_NFSD_V4
+void nfs4_state_init(void);
 int nfs4_state_start(void);
 void nfs4_state_shutdown(void);
 time_t nfs4_lease_time(void);
 void nfs4_reset_lease(time_t leasetime);
 #else
+static inline void nfs4_state_init(void){};
 static inline int nfs4_state_start(void){return 0;}
 static inline void nfs4_state_shutdown(void){}
 static inline time_t nfs4_lease_time(void){return 0;}
_