linux-ext4 - Re: [PATCH v2 0/3] ext4: Add support for mounted updates to the superblock via an ioctl

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Message-ID: <175892300645.128029.14007371112529693095.b4-ty@mit.edu>
Date: Fri, 26 Sep 2025 17:47:47 -0400
From: "Theodore Ts'o" <tytso@....edu>
To: "Theodore Ts'o" <tytso@....edu>
Cc: linux-ext4@...r.kernel.org, linux-api@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH v2 0/3] ext4: Add support for mounted updates to the superblock via an ioctl


On Tue, 16 Sep 2025 23:22:46 -0400, Theodore Ts'o wrote:
> This patch series enables a future version of tune2fs to be able to
> modify certain parts of the ext4 superblock without to write to the
> block device.
> 
> The first patch fixes a potential buffer overrun caused by a
> maliciously moified superblock.  The second patch adds support for
> 32-bit uid and gid's which can have access to the reserved blocks pool.
> The last patch adds the ioctl's which will be used by tune2fs.
> 
> [...]

Applied, thanks!

[1/3] ext4: avoid potential buffer over-read in parse_apply_sb_mount_options()
      commit: 8ecb790ea8c3fc69e77bace57f14cf0d7c177bd8
[2/3] ext4: add support for 32-bit default reserved uid and gid values
      commit: 12c84dd4d308551568d85203fd6ed2685e861fda
[3/3] ext4: implemet new ioctls to set and get superblock parameters
      commit: 04a91570ac67760301e5458d65eaf1342ecca314

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