From: Nikolay Borisov Date: Fri, 28 Jul 2017 07:50:14 +0000 (+0300) Subject: btrfs: Remove redundant setting of uuid in btrfs_block_header X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0ce1dd2a4ab5513cfa9cce3138251a3c71e446cd;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git btrfs: Remove redundant setting of uuid in btrfs_block_header btrfs_alloc_dev_extent currently unconditionally sets the uuid in the leaf block header the function is working with. This is unnecessary since this operation is peformed by the core btree handling code (splitting a node, allocating a new btree block etc). So let's remove it. Signed-off-by: Nikolay Borisov Reviewed-by: David Sterba Signed-off-by: David Sterba --- diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 18231194835e..3561397a0c29 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -1603,8 +1603,6 @@ static int btrfs_alloc_dev_extent(struct btrfs_trans_handle *trans, btrfs_set_dev_extent_chunk_objectid(leaf, extent, chunk_objectid); btrfs_set_dev_extent_chunk_offset(leaf, extent, chunk_offset); - write_extent_buffer_chunk_tree_uuid(leaf, fs_info->chunk_tree_uuid); - btrfs_set_dev_extent_length(leaf, extent, num_bytes); btrfs_mark_buffer_dirty(leaf); out: