Commit 74ce002d authored Oct 26, 2010 by Andrew Morton Committed by Linus Torvalds Oct 26, 2010

fs/fs-writeback.c: restore lost comment



I had to go back to a 2.6.20 tree to work out why we're adding a
number-of-inodes into a number-of-pages count.  Restore the lost comment.

Cc: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 16b56cf4

fs/fs-writeback.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -721,6 +721,10 @@ static long wb_check_old_data_flush(struct bdi_writeback *wb)
		return 0;

		wb->last_old_flush = jiffies;
		/*
		* Add in the number of potentially dirty inodes, because each inode
		* write can dirty pagecache in the underlying blockdev.
		*/
		nr_pages = global_page_state(NR_FILE_DIRTY) +
		global_page_state(NR_UNSTABLE_NFS) +
		(inodes_stat.nr_inodes - inodes_stat.nr_unused);