linux-kernel - Re: [PATCH] ext4: align max orphan file size with e2fsprogs limit

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Message-ID: <176455640536.1349182.9500059559864469564.b4-ty@mit.edu>
Date: Mon,  1 Dec 2025 11:23:45 -0500
From: "Theodore Ts'o" <tytso@....edu>
To: linux-ext4@...r.kernel.org, libaokun@...weicloud.com
Cc: "Theodore Ts'o" <tytso@....edu>, adilger.kernel@...ger.ca, jack@...e.cz,
        linux-kernel@...r.kernel.org, yi.zhang@...wei.com,
        yangerkun@...wei.com, libaokun1@...wei.com
Subject: Re: [PATCH] ext4: align max orphan file size with e2fsprogs limit


On Thu, 20 Nov 2025 21:42:33 +0800, libaokun@...weicloud.com wrote:
> Kernel commit 0a6ce20c1564 ("ext4: verify orphan file size is not too big")
> limits the maximum supported orphan file size to 8 << 20.
> 
> However, in e2fsprogs, the orphan file size is set to 32–512 filesystem
> blocks when creating a filesystem.
> 
> With 64k block size, formatting an ext4 fs >32G gives an orphan file bigger
> than the kernel allows, so mount prints an error and fails:
> 
> [...]

Applied, thanks!

[1/1] ext4: align max orphan file size with e2fsprogs limit
      commit: 7c11c56eb32eae96893eebafdbe3decadefe88ad

Best regards,
-- 
Theodore Ts'o <tytso@....edu>