linux-kernel - Re: [PATCH for 6.19-rc1] fs: preserve file type in make_bad

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Message-ID: <a11f9f82-865c-458a-8f83-28583f234bd1@I-love.SAKURA.ne.jp>
Date: Wed, 7 Jan 2026 18:53:40 +0900
From: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To: Jan Kara <jack@...e.cz>, Jens Axboe <axboe@...nel.dk>,
        Raphael Pinsonneault-Thibeault <rpthibeault@...il.com>
Cc: linux-kernel@...r.kernel.org
Subject: Re: [PATCH for 6.19-rc1] fs: preserve file type in make_bad_inode()
 unless invalid

On 2026/01/07 18:36, Jan Kara wrote:
> Since Jens has picked up
> https://lore.kernel.org/all/20251217190040.490204-2-rpthibeault@gmail.com/
> yesterday I suspect the original reproducer for OCFS2 will not cause issue
> anymore even without 58b6fcd2ab34 because as far as I had a look the
> original problem was caused by the loop device getting messed up under a
> mounted OCFS2 filesystem. It would be good to verify my analysis is correct
> but I think just reverting 58b6fcd2ab34 might be the best option at this
> point.

Well, that patch wants

  	err = mutex_lock_killable(&lo->lo_mutex);
- 	if (err)
+ 	if (err) {
+		if (!(mode & BLK_OPEN_EXCL))
+			bd_abort_claiming(bdev, loop_set_status);
  		return err;
+	}

change...