Revert "NFS: Use of mapping_set_error() results in spurious errors"

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I5KK4D
CVE: NA

--------------------------------

This reverts commit f4f11702.

7f3945b4aab5 (NFS: Use of mapping_set_error() results in spurious errors)
delete mappint->flags because of 67dd23f9 (nfs: ensure correct writeback
errors are returned on close()). However 67dd23f9 has been reverted, use
mappint->flags to return error.
Signed-off-by: NLuo Meng <luomeng12@huawei.com>
Reviewed-by: NZhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: NZheng Zengkai <zhengzengkai@huawei.com>

fs/nfs/write.c

@@ -310,10 +310,7 @@ static void nfs_mapping_set_error(struct page *page, int error)
 	struct address_space *mapping = page_file_mapping(page);
 
 	SetPageError(page);
-	filemap_set_wb_err(mapping, error);
-	if (mapping->host)
-		errseq_set(&mapping->host->i_sb->s_wb_err,
-			   error == -ENOSPC ? -ENOSPC : -EIO);
+	mapping_set_error(mapping, error);
 	nfs_set_pageerror(mapping);
 }