UPSTREAM: f2fs: clear PageError on writepage - part 2

This patch clears PageError in some pages tagged by read path, but when we
write the pages with valid contents, writepage should clear the bit likewise
ext4.

Change-Id: I7d599ea65d0e30e5faa1cbfb3e1309f62511202b
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
(cherry picked from commit a44b418)

Author: Jaegeuk Kim

fs/f2fs/gc.c

@@ -693,6 +693,7 @@ static void move_data_block(struct inode *inode, block_t bidx,
 		dec_page_count(fio.sbi, F2FS_DIRTY_META);
 
 	set_page_writeback(fio.encrypted_page);
+	ClearPageError(page);
 
 	/* allocate block address */
 	f2fs_wait_on_page_writeback(dn.node_page, NODE, true);

fs/f2fs/inline.c

@@ -157,6 +157,7 @@ int f2fs_convert_inline_page(struct dnode_of_data *dn, struct page *page)
 
 	/* write data page to try to make data consistent */
 	set_page_writeback(page);
+	ClearPageError(page);
 	fio.old_blkaddr = dn->data_blkaddr;
 	set_inode_flag(dn->inode, FI_HOT_DATA);
 	write_data_page(dn, &fio);

fs/f2fs/node.c

@@ -1398,6 +1398,7 @@ static int __write_node_page(struct page *page, bool atomic, bool *submitted,
 		fio.op_flags |= WRITE_FLUSH_FUA;
 
 	set_page_writeback(page);
+	ClearPageError(page);
 	fio.old_blkaddr = ni.blk_addr;
 	write_node_page(nid, &fio);
 	set_node_addr(sbi, &ni, fio.new_blkaddr, is_fsync_dnode(page));

fs/f2fs/segment.c

@@ -2838,6 +2838,7 @@ void write_meta_page(struct f2fs_sb_info *sbi, struct page *page,
 		fio.op_flags &= ~REQ_META;
 
 	set_page_writeback(page);
+	ClearPageError(page);
 	f2fs_submit_page_write(&fio);
 
 	f2fs_update_iostat(sbi, io_type, F2FS_BLKSIZE);