We had a Fedora bug report that needed this.
https://bugzilla.redhat.com/show_bug.cgi?id=770008
Dave
commit 853a0c25baf96b028de1654bea1e0c8857eadf3d
Author: Jan Kara <[email protected]>
Date: Fri Dec 23 11:53:07 2011 +0100
udf: Mark LVID buffer as uptodate before marking it dirty
When we hit EIO while writing LVID, the buffer uptodate bit is cleared.
This then results in an anoying warning from mark_buffer_dirty() when we
write the buffer again. So just set uptodate flag unconditionally.
Reviewed-by: Namjae Jeon <[email protected]>
Signed-off-by: Jan Kara <[email protected]>
diff --git a/fs/udf/super.c b/fs/udf/super.c
index e185253..87cb24a 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1799,6 +1799,12 @@ static void udf_close_lvid(struct super_block *sb)
le16_to_cpu(lvid->descTag.descCRCLength)));
lvid->descTag.tagChecksum = udf_tag_checksum(&lvid->descTag);
+ /*
+ * We set buffer uptodate unconditionally here to avoid spurious
+ * warnings from mark_buffer_dirty() when previous EIO has marked
+ * the buffer as !uptodate
+ */
+ set_buffer_uptodate(bh);
mark_buffer_dirty(bh);
sbi->s_lvid_dirty = 0;
mutex_unlock(&sbi->s_alloc_mutex);
--
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