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From: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
To: Phillip Lougher <phillip@squashfs.org.uk>
Cc: Jan Kara <jack@suse.cz>,
	Andreas Gruenbacher <agruenba@redhat.com>,
	Namjae Jeon <linkinjeon@kernel.org>,
	Sungjong Seo <sj1557.seo@samsung.com>,
	Carlos Maiolino <cem@kernel.org>,
	"Darrick J. Wong" <djwong@kernel.org>,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	Luis Chamberlain <mcgrof@kernel.org>
Subject: Re: Recent changes mean sb_min_blocksize() can now fail
Date: Tue, 08 Apr 2025 20:27:27 +0900	[thread overview]
Message-ID: <87zfgqq4f4.fsf@mail.parknet.co.jp> (raw)
In-Reply-To: <86290c9b-ba40-4ebd-96c1-d3a258abe9d4@squashfs.org.uk>

Phillip Lougher <phillip@squashfs.org.uk> writes:

> A recent (post 6.14) change to the kernel means sb_min_blocksize() can now fail,
> and any filesystem which doesn't check the result may behave unexpectedly as a
> result.  This change has recently affected Squashfs, and checking the kernel code,
> a number of other filesystems including isofs, gfs2, exfat, fat and xfs do not
> check the result.  This is a courtesy email to warn others of this change.
>
> The following emails give the relevant details.
>
> https://lore.kernel.org/all/2a13ea1c-08df-4807-83d4-241831b7a2ec@squashfs.org.uk/
> https://lore.kernel.org/all/129d4f39-6922-44e9-8b1c-6455ee564dda@squashfs.org.uk/

Thanks. FATfs should have no issue.
-- 
OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>

  parent reply	other threads:[~2025-04-08 11:32 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-08  5:33 Recent changes mean sb_min_blocksize() can now fail Phillip Lougher
2025-04-08 10:39 ` Jan Kara
2025-04-08 10:51   ` Jan Kara
2025-04-08 17:13     ` Luis Chamberlain
2025-04-08 13:11   ` Sungjong Seo
2025-04-08 11:27 ` OGAWA Hirofumi [this message]
2025-04-08 14:31 ` Darrick J. Wong
2025-04-08 17:36 ` Kent Overstreet

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