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Commit 7fd748df authored by Chao Yu's avatar Chao Yu Committed by Jaegeuk Kim
Browse files

f2fs: remove redundant io plug 



Signed-off-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 0f348028

fs/f2fs/checkpoint.c

+0 −3
Original line number Original line Diff line number Diff line
@@ -267,7 +267,6 @@ static int f2fs_write_meta_pages(struct address_space *mapping, 
				struct writeback_control *wbc)

				struct writeback_control *wbc)

{

{

	struct f2fs_sb_info *sbi = F2FS_M_SB(mapping);

	struct f2fs_sb_info *sbi = F2FS_M_SB(mapping);

	struct blk_plug plug;

	long diff, written;

	long diff, written;





	/* collect a number of dirty meta pages and write together */

	/* collect a number of dirty meta pages and write together */
@@ -280,9 +279,7 @@ static int f2fs_write_meta_pages(struct address_space *mapping, 
	/* if mounting is failed, skip writing node pages */

	/* if mounting is failed, skip writing node pages */

	mutex_lock(&sbi->cp_mutex);

	mutex_lock(&sbi->cp_mutex);

	diff = nr_pages_to_write(sbi, META, wbc);

	diff = nr_pages_to_write(sbi, META, wbc);

	blk_start_plug(&plug);

	written = sync_meta_pages(sbi, META, wbc->nr_to_write);

	written = sync_meta_pages(sbi, META, wbc->nr_to_write);

	blk_finish_plug(&plug);

	mutex_unlock(&sbi->cp_mutex);

	mutex_unlock(&sbi->cp_mutex);

	wbc->nr_to_write = max((long)0, wbc->nr_to_write - written - diff);

	wbc->nr_to_write = max((long)0, wbc->nr_to_write - written - diff);

	return 0;

	return 0;