Commit 9ad37bb3 authored Jan 22, 2021 by Nikolay Borisov Committed by David Sterba Feb 08, 2021

btrfs: fix parameter description of btrfs_add_extent_mapping

This fixes the following compiler warnings:

fs/btrfs/extent_map.c:601: warning: Function parameter or member 'fs_info' not described in 'btrfs_add_extent_mapping'
fs/btrfs/extent_map.c:601: warning: Function parameter or member 'em_tree' not described in 'btrfs_add_extent_mapping'
fs/btrfs/extent_map.c:601: warning: Function parameter or member 'em_in' not described in 'btrfs_add_extent_mapping'
fs/btrfs/extent_map.c:601: warning: Function parameter or member 'start' not described in 'btrfs_add_extent_mapping'
fs/btrfs/extent_map.c:601: warning: Function parameter or member 'len' not described in 'btrfs_add_extent_mapping'

Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

parent 401bd2dd

fs/btrfs/extent_map.c

+7 −6

Original line number	Diff line number	Diff line
		@@ -577,12 +577,13 @@ static noinline int merge_extent_mapping(struct extent_map_tree *em_tree,
		}

		/**
		* btrfs_add_extent_mapping - add extent mapping into em_tree
		* @fs_info - used for tracepoint
		* @em_tree - the extent tree into which we want to insert the extent mapping
		* @em_in - extent we are inserting
		* @start - start of the logical range btrfs_get_extent() is requesting
		* @len - length of the logical range btrfs_get_extent() is requesting
		* Add extent mapping into em_tree
		*
		* @fs_info: the filesystem
		* @em_tree: extent tree into which we want to insert the extent mapping
		* @em_in: extent we are inserting
		* @start: start of the logical range btrfs_get_extent() is requesting
		* @len: length of the logical range btrfs_get_extent() is requesting
		*
		* Note that @em_in's range may be different from [start, start+len),
		* but they must be overlapped.