btrfs-progs: check: move reada_walk_down to check/common.c

Both original and lowmem modes share this function to do readahead.

Reviewed-by: Su Yue <suy.fnst@cn.fujitsu.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 0 insertions, 22 deletions

diff --git a/check/main.c b/check/main.c
index 7619c8e2..4c195f2e 100644
--- a/check/main.c
+++ b/check/main.c
@@ -1668,28 +1668,6 @@ out:
 	return ret;
 }
 
-static void reada_walk_down(struct btrfs_root *root,
-			    struct extent_buffer *node, int slot)
-{
-	struct btrfs_fs_info *fs_info = root->fs_info;
-	u64 bytenr;
-	u64 ptr_gen;
-	u32 nritems;
-	int i;
-	int level;
-
-	level = btrfs_header_level(node);
-	if (level != 1)
-		return;
-
-	nritems = btrfs_header_nritems(node);
-	for (i = slot; i < nritems; i++) {
-		bytenr = btrfs_node_blockptr(node, i);
-		ptr_gen = btrfs_node_ptr_generation(node, i);
-		readahead_tree_block(fs_info, bytenr, ptr_gen);
-	}
-}
-
 /*
  * Check the child node/leaf by the following condition:
  * 1. the first item key of the node/leaf should be the same with the one