From d527afe1e5865d25a336f6c4157f1086cfbddc81 Mon Sep 17 00:00:00 2001 From: Filipe David Borba Manana Date: Sat, 30 Nov 2013 11:28:35 +0000 Subject: Btrfs: fix extent_map block_len after merging When merging an extent_map with its right neighbor, increment its block_len with the neighbor's block_len. Signed-off-by: Filipe David Borba Manana Signed-off-by: Josef Bacik Signed-off-by: Chris Mason --- fs/btrfs/extent_map.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/btrfs/extent_map.c') diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index b60955d4f9b..996ad56b57d 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -255,7 +255,7 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em) merge = rb_entry(rb, struct extent_map, rb_node); if (rb && mergable_maps(em, merge)) { em->len += merge->len; - em->block_len += merge->len; + em->block_len += merge->block_len; rb_erase(&merge->rb_node, &tree->map); merge->in_tree = 0; em->mod_len = (merge->mod_start + merge->mod_len) - em->mod_start; -- cgit v1.2.3