1 files changed, 11 insertions, 12 deletions

diff --git a/fs/afs/proc.c b/fs/afs/proc.c
index e8babb62ed44..76fbe0560cfb 100644
--- a/fs/afs/proc.c
+++ b/fs/afs/proc.c
@@ -38,7 +38,7 @@ static int afs_proc_cells_show(struct seq_file *m, void *v)
 
 	if (v == SEQ_START_TOKEN) {
 		/* display header on line 1 */
-		seq_puts(m, "USE    TTL SV ST NAME\n");
+		seq_puts(m, "USE ACT    TTL SV ST NAME\n");
 		return 0;
 	}
 
@@ -46,10 +46,11 @@ static int afs_proc_cells_show(struct seq_file *m, void *v)
 	vllist = rcu_dereference(cell->vl_servers);
 
 	/* display one cell per line on subsequent lines */
-	seq_printf(m, "%3u %6lld %2u %2u %s\n",
-		   atomic_read(&cell->usage),
+	seq_printf(m, "%3u %3u %6lld %2u %2u %s\n",
+		   atomic_read(&cell->ref),
+		   atomic_read(&cell->active),
 		   cell->dns_expiry - ktime_get_real_seconds(),
-		   vllist->nr_servers,
+		   vllist ? vllist->nr_servers : 0,
 		   cell->state,
 		   cell->name);
 	return 0;
@@ -128,7 +129,7 @@ static int afs_proc_cells_write(struct file *file, char *buf, size_t size)
 		}
 
 		if (test_and_set_bit(AFS_CELL_FL_NO_GC, &cell->flags))
-			afs_put_cell(net, cell);
+			afs_unuse_cell(net, cell);
 	} else {
 		goto inval;
 	}
@@ -154,13 +155,11 @@ static int afs_proc_rootcell_show(struct seq_file *m, void *v)
 	struct afs_net *net;
 
 	net = afs_seq2net_single(m);
-	if (rcu_access_pointer(net->ws_cell)) {
-		rcu_read_lock();
-		cell = rcu_dereference(net->ws_cell);
-		if (cell)
-			seq_printf(m, "%s\n", cell->name);
-		rcu_read_unlock();
-	}
+	down_read(&net->cells_lock);
+	cell = net->ws_cell;
+	if (cell)
+		seq_printf(m, "%s\n", cell->name);
+	up_read(&net->cells_lock);
 	return 0;
 }