Re: [PATCH] sysv: Remove the filesystem

Christian Brauner
2025-02-21T09:39:41Z

On Thu, 20 Feb 2025 17:39:41 +0100, Jan Kara wrote:
> Since 2002 (change "Replace BKL for chain locking with sysvfs-private
> rwlock") the sysv filesystem was doing IO under a rwlock in its
> get_block() function (yes, a non-sleepable lock hold over a function
> used to read inode metadata for all reads and writes). Nobody noticed
> until syzbot in 2023 [1]. This shows nobody is using the filesystem.
> Just drop it.
>
> [...]

It's time to say goodbye! :)

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Applied to the vfs-6.15.sysv branch of the vfs/vfs.git tree.
Patches in the vfs-6.15.sysv branch should appear in linux-next soon.

Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.

It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.

Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.

tree: https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: vfs-6.15.sysv

[1/1] sysv: Remove the filesystem