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From: Christoph Hellwig <hch@infradead.org>
To: Daniil Lunev <dlunev@chromium.org>
Cc: linux-fsdevel@vger.kernel.org, fuse-devel@lists.sourceforge.net,
	linux-kernel@vger.kernel.org,
	Alexander Viro <viro@zeniv.linux.org.uk>
Subject: Re: [PATCH 1/2] fs/super: Add a flag to mark super block defunc
Date: Wed, 11 May 2022 07:54:14 -0700	[thread overview]
Message-ID: <YnvOFt3sC/XLJj05@infradead.org> (raw)
In-Reply-To: <20220511113050.1.Ifc059f4eca1cce3e2cc79818467c94f65e3d8dde@changeid>

On Wed, May 11, 2022 at 11:30:56AM +1000, Daniil Lunev wrote:
> File system can mark a block "defunc" in order to prevent matching
> against it in a new mount.

Why use a bool instead of using s_iflags?

Also I suspect we should never reuse a force mounted superblock,
but at least for block devices we should also not allow allocating
a new one for that case but just refuse the mount.

  parent reply	other threads:[~2022-05-11 14:54 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-05-11  1:30 [PATCH 0/2] Prevent re-use of FUSE superblock after force unmount Daniil Lunev
2022-05-11  1:30 ` [PATCH 1/2] fs/super: Add a flag to mark super block defunc Daniil Lunev
2022-05-11 14:50   ` Theodore Ts'o
2022-05-11 14:54   ` Christoph Hellwig [this message]
2022-05-11 21:33     ` Daniil Lunev
2022-05-11  1:30 ` [PATCH 2/2] FUSE: Mark super block defunc on force unmount Daniil Lunev
2022-05-11  7:07 ` [PATCH 0/2] Prevent re-use of FUSE superblock after " Miklos Szeredi
2022-05-11  7:36   ` Daniil Lunev
2022-05-11  7:54     ` Miklos Szeredi
2022-05-11  9:37       ` Daniil Lunev
2022-05-11 10:34         ` Miklos Szeredi
2022-05-11 11:19           ` Daniil Lunev
2022-05-11 11:38             ` Bernd Schubert
2022-05-11 12:28             ` Miklos Szeredi
2022-05-11 13:05               ` Daniil Lunev

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