idmap_mutex        71 fs/nfs/nfs4idmap.c 	struct mutex		idmap_mutex;
idmap_mutex       292 fs/nfs/nfs4idmap.c 		mutex_lock(&idmap->idmap_mutex);
idmap_mutex       295 fs/nfs/nfs4idmap.c 		mutex_unlock(&idmap->idmap_mutex);
idmap_mutex       464 fs/nfs/nfs4idmap.c 	mutex_init(&idmap->idmap_mutex);