Commit f15194fc authored by Yunlei He's avatar Yunlei He Committed by Jaegeuk Kim
Browse files

f2fs: modify for accurate fggc node io stat 



modify for accurate fggc node io stat

Signed-off-by: default avatarYunlei He <heyunlei@huawei.com>
Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 65f1b80b

fs/f2fs/node.c

+31 −31
Original line number Diff line number Diff line
@@ -1243,37 +1243,6 @@ static void flush_inline_data(struct f2fs_sb_info *sbi, nid_t ino) 
	iput(inode);

}



void move_node_page(struct page *node_page, int gc_type)

{

	if (gc_type == FG_GC) {

		struct f2fs_sb_info *sbi = F2FS_P_SB(node_page);

		struct writeback_control wbc = {

			.sync_mode = WB_SYNC_ALL,

			.nr_to_write = 1,

			.for_reclaim = 0,

		};



		set_page_dirty(node_page);

		f2fs_wait_on_page_writeback(node_page, NODE, true);



		f2fs_bug_on(sbi, PageWriteback(node_page));

		if (!clear_page_dirty_for_io(node_page))

			goto out_page;



		if (NODE_MAPPING(sbi)->a_ops->writepage(node_page, &wbc))

			unlock_page(node_page);

		goto release_page;

	} else {

		/* set page dirty and write it */

		if (!PageWriteback(node_page))

			set_page_dirty(node_page);

	}

out_page:

	unlock_page(node_page);

release_page:

	f2fs_put_page(node_page, 0);

}



static struct page *last_fsync_dnode(struct f2fs_sb_info *sbi, nid_t ino)

{

	pgoff_t index, end;
@@ -1416,6 +1385,37 @@ static int __write_node_page(struct page *page, bool atomic, bool *submitted, 
	return AOP_WRITEPAGE_ACTIVATE;

}



void move_node_page(struct page *node_page, int gc_type)

{

	if (gc_type == FG_GC) {

		struct writeback_control wbc = {

			.sync_mode = WB_SYNC_ALL,

			.nr_to_write = 1,

			.for_reclaim = 0,

		};



		set_page_dirty(node_page);

		f2fs_wait_on_page_writeback(node_page, NODE, true);



		f2fs_bug_on(F2FS_P_SB(node_page), PageWriteback(node_page));

		if (!clear_page_dirty_for_io(node_page))

			goto out_page;



		if (__write_node_page(node_page, false, NULL,

					&wbc, false, FS_GC_NODE_IO))

			unlock_page(node_page);

		goto release_page;

	} else {

		/* set page dirty and write it */

		if (!PageWriteback(node_page))

			set_page_dirty(node_page);

	}

out_page:

	unlock_page(node_page);

release_page:

	f2fs_put_page(node_page, 0);

}



static int f2fs_write_node_page(struct page *page,

				struct writeback_control *wbc)

{