linux-kernel - Re: [PATCH v2] initrd: Fix unused variable warning in rd_load

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Message-ID: <20250915-gelernt-gegossen-4663965109c0@brauner>
Date: Mon, 15 Sep 2025 14:27:09 +0200
From: Christian Brauner <brauner@...nel.org>
To: Thorsten Blum <thorsten.blum@...ux.dev>
Cc: Christian Brauner <brauner@...nel.org>,
	linux-s390@...r.kernel.org,
	Heiko Carstens <hca@...ux.ibm.com>,
	linux-fsdevel@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Alexander Viro <viro@...iv.linux.org.uk>,
	Jan Kara <jack@...e.cz>
Subject: Re: [PATCH v2] initrd: Fix unused variable warning in rd_load_image() on s390

On Thu, 11 Sep 2025 11:49:08 +0200, Thorsten Blum wrote:
> The local variables 'rotator' and 'rotate' (used for the progress
> indicator) aren't used on s390. Building the kernel with W=1 generates
> the following warning:
> 
> init/do_mounts_rd.c:192:17: warning: variable 'rotate' set but not used [-Wunused-but-set-variable]
>  192 |         unsigned short rotate = 0;
>      |                        ^
> 1 warning generated.
> 
> [...]

Applied to the vfs-6.18.misc branch of the vfs/vfs.git tree.
Patches in the vfs-6.18.misc 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-6.18.misc

[1/1] initrd: Fix unused variable warning in rd_load_image() on s390
      https://git.kernel.org/vfs/vfs/c/7c1d7695216f