From: Christoph Hellwig <hch@lst.de>
Date: Wed, 3 May 2023 15:24:22 +0000 (+0200)
Subject: btrfs: subpage: fix error handling in end_bio_subpage_eb_writepage
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=243984b3b99199678b6ec74787f8fed60c58042d;p=linux.git

btrfs: subpage: fix error handling in end_bio_subpage_eb_writepage

Call btrfs_page_clear_uptodate instead of ClearPageUptodate to properly
manage the uptodate bit for the subpage case.

Reported-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
---

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 9827403ce2fbe..a75e05c4f496e 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1915,7 +1915,8 @@ static void end_bio_subpage_eb_writepage(struct btrfs_bio *bbio)
 
 			if (bio->bi_status ||
 			    test_bit(EXTENT_BUFFER_WRITE_ERR, &eb->bflags)) {
-				ClearPageUptodate(page);
+				btrfs_page_clear_uptodate(fs_info, page,
+							  eb->start, eb->len);
 				set_btree_ioerr(page, eb);
 			}