btrfs-progs: extent_io: Refactor alloc_extent_buffer() to follow kernel parameters

Instead of using the internal struct extent_io_tree, use struct fs_info.

This does not only unify the interface between kernel and btrfs-progs,
but also makes later btrfs_print_tree() use fewer parameters.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Lu Fengqi <lufq.fnst@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/disk-io.c b/disk-io.c
index 58eae709..310ab19c 100644
--- a/disk-io.c
+++ b/disk-io.c
@@ -184,8 +184,7 @@ struct extent_buffer *btrfs_find_tree_block(struct btrfs_fs_info *fs_info,
 struct extent_buffer* btrfs_find_create_tree_block(
 		struct btrfs_fs_info *fs_info, u64 bytenr)
 {
-	return alloc_extent_buffer(&fs_info->extent_cache, bytenr,
-			fs_info->nodesize);
+	return alloc_extent_buffer(fs_info, bytenr, fs_info->nodesize);
 }
 
 void readahead_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr,