Commit 5dc93797 authored Jun 04, 2018 by Chao Yu Committed by Jaegeuk Kim Jul 08, 2018

f2fs: don't change wbc->sync_mode



We should never falsify wbc->sync_mode passed from mm, otherwise
mm can trigger writeback with wrong IO priority.

Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

parent 2b14c4d5

fs/f2fs/node.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -1745,7 +1745,6 @@ static int f2fs_write_node_pages(struct address_space *mapping,
		trace_f2fs_writepages(mapping->host, wbc, NODE);

		diff = nr_pages_to_write(sbi, NODE, wbc);
		wbc->sync_mode = WB_SYNC_NONE;
		blk_start_plug(&plug);
		f2fs_sync_node_pages(sbi, wbc, true, FS_NODE_IO);
		blk_finish_plug(&plug);