linux-kernel - Re: linux-next: build failure after merge of the block tree

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Message-ID: <7481981a-1441-40cf-9924-de1466a9f33b@kernel.dk>
Date: Mon, 19 Jan 2026 11:05:17 -0700
From: Jens Axboe <axboe@...nel.dk>
To: Mark Brown <broonie@...nel.org>, Tamir Duberstein <tamird@...il.com>,
 Miguel Ojeda <ojeda@...nel.org>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
 Linux Next Mailing List <linux-next@...r.kernel.org>,
 Andreas Hindborg <a.hindborg@...nel.org>
Subject: Re: linux-next: build failure after merge of the block tree

On 1/19/26 11:02 AM, Mark Brown wrote:
> Hi all,
> 
> After merging the block tree, today's linux-next build (x86_64
> allmodconfig) failed like this:
> 
> error: unused import: `c_str`
>  --> /tmp/next/build/drivers/block/rnull/configfs.rs:6:5
>   |
> 6 |     c_str,
>   |     ^^^^^
>   |
>   = note: `-D unused-imports` implied by `-D warnings`
>   = help: to override `-D warnings` add `#[allow(unused_imports)]`
> 
> error: aborting due to 1 previous error
> 
> Caused by commit
> 
>   4cef2fcda3ada (rnull: replace `kernel::c_str!` with C-Strings)
> 
> I have used the version from 20260116 instead.

Adding Andreas too. This is a bit annoying as other stuff in the
block/io_uring tree would be nice to get exposed...


-- 
Jens Axboe