From fe596ca3d3b5b005d940a20ee30a6f1c13dd2d19 Mon Sep 17 00:00:00 2001
From: Josef Bacik <josef@toxicpanda.com>
Date: Fri, 6 Nov 2020 16:27:34 -0500
Subject: btrfs: use btrfs_tree_read_lock in btrfs_search_slot

We no longer use recursion, so
__btrfs_tree_read_lock(BTRFS_NESTING_NORMAL) == btrfs_tree_read_lock.
Replace this call with the simple helper.

Reviewed-by: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---
 fs/btrfs/ctree.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 8148007fa259..778a6d580545 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -2802,7 +2802,7 @@ cow_done:
 				btrfs_tree_lock(b);
 				p->locks[level] = BTRFS_WRITE_LOCK;
 			} else {
-				__btrfs_tree_read_lock(b, BTRFS_NESTING_NORMAL, 0);
+				btrfs_tree_read_lock(b);
 				p->locks[level] = BTRFS_READ_LOCK;
 			}
 			p->nodes[level] = b;
-- 
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