Commit 572f3dad authored by David Sterba's avatar David Sterba
Browse files

btrfs: remove trivial helper update_nr_written 



The helper used to do more with the wbc state but now it's just one
subtraction, no need to have a special helper.

It became trivial in a9132667 ("Btrfs: make mapping->writeback_index
point to the last written page").

Reviewed-by: default avatarJohannes Thumshirn <johannes.thumshirn@wdc.com>
Reviewed-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent a6f5e39e

fs/btrfs/extent_io.c

+3 −9
Original line number Diff line number Diff line
@@ -3839,12 +3839,6 @@ static inline void contiguous_readpages(struct page *pages[], int nr_pages, 
	}

}



static void update_nr_written(struct writeback_control *wbc,

			      unsigned long nr_written)

{

	wbc->nr_to_write -= nr_written;

}



/*

 * helper for __extent_writepage, doing all of the delayed allocation setup.

 *
@@ -4007,7 +4001,7 @@ static noinline_for_stack int __extent_writepage_io(struct btrfs_inode *inode, 
	 * we don't want to touch the inode after unlocking the page,

	 * so we update the mapping writeback index now

	 */

	update_nr_written(wbc, 1);

	wbc->nr_to_write--;



	while (cur <= end) {

		u64 disk_bytenr;
@@ -4620,7 +4614,7 @@ static int write_one_subpage_eb(struct extent_buffer *eb, 
	 * dirty anymore, we have submitted a page.  Update nr_written in wbc.

	 */

	if (no_dirty_ebs)

		update_nr_written(wbc, 1);

		wbc->nr_to_write--;

	return ret;

}
@@ -4656,7 +4650,7 @@ static noinline_for_stack int write_one_eb(struct extent_buffer *eb, 
			break;

		}

		disk_bytenr += PAGE_SIZE;

		update_nr_written(wbc, 1);

		wbc->nr_to_write--;

		unlock_page(p);

	}