linux-kernel - Re: [PATCH v7 3/6] rust: irq: add support for non-threaded IRQs and handlers

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Message-Id: <9834736F-F70F-4290-9DE8-755A6D0D5EB8@collabora.com>
Date: Thu, 17 Jul 2025 13:20:20 -0300
From: Daniel Almeida <daniel.almeida@...labora.com>
To: kernel test robot <lkp@...el.com>
Cc: Miguel Ojeda <ojeda@...nel.org>,
 Alex Gaynor <alex.gaynor@...il.com>,
 Boqun Feng <boqun.feng@...il.com>,
 Gary Guo <gary@...yguo.net>,
 Björn Roy Baron <bjorn3_gh@...tonmail.com>,
 Andreas Hindborg <a.hindborg@...nel.org>,
 Alice Ryhl <aliceryhl@...gle.com>,
 Trevor Gross <tmgross@...ch.edu>,
 Danilo Krummrich <dakr@...nel.org>,
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
 "Rafael J. Wysocki" <rafael@...nel.org>,
 Thomas Gleixner <tglx@...utronix.de>,
 Bjorn Helgaas <helgaas@...nel.org>,
 Krzysztof Wilczyński <kwilczynski@...nel.org>,
 Benno Lossin <lossin@...nel.org>,
 llvm@...ts.linux.dev,
 oe-kbuild-all@...ts.linux.dev,
 linux-kernel@...r.kernel.org,
 rust-for-linux@...r.kernel.org,
 linux-pci@...r.kernel.org
Subject: Re: [PATCH v7 3/6] rust: irq: add support for non-threaded IRQs and
 handlers

> On 16 Jul 2025, at 20:45, kernel test robot <lkp@...el.com> wrote:
> 
> Hi Daniel,
> 
> kernel test robot noticed the following build errors:
> 
> [auto build test ERROR on 3964d07dd821efe9680e90c51c86661a98e60a0f]
> 
> url:    https://github.com/intel-lab-lkp/linux/commits/Daniel-Almeida/rust-irq-add-irq-module/20250715-232121
> base:   3964d07dd821efe9680e90c51c86661a98e60a0f
> patch link:    https://lore.kernel.org/r/20250715-topics-tyr-request_irq2-v7-3-d469c0f37c07%40collabora.com
> patch subject: [PATCH v7 3/6] rust: irq: add support for non-threaded IRQs and handlers
> config: x86_64-rhel-9.4-rust (https://download.01.org/0day-ci/archive/20250717/202507170718.AVqYqRan-lkp@intel.com/config)
> compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261)
> rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250717/202507170718.AVqYqRan-lkp@intel.com/reproduce)
> 
> If you fix the issue in a separate patch/commit (i.e. not just a new version of
> the same patch/commit), kindly add following tags
> | Reported-by: kernel test robot <lkp@...el.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202507170718.AVqYqRan-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>>> error[E0425]: cannot find value `SHARED` in module `flags`
>   --> rust/doctests_kernel_generated.rs:4790:58
>   |
>   4790 |     let registration = Registration::new(request, flags::SHARED, c_str!("my_device"), handler);
>   |                                                          ^^^^^^ not found in `flags`
>   |
>   help: consider importing this constant
>   |
>   3    + use kernel::mm::virt::flags::SHARED;
>   |
>   help: if you import `SHARED`, refer to it directly
>   |
>   4790 -     let registration = Registration::new(request, flags::SHARED, c_str!("my_device"), handler);
>   4790 +     let registration = Registration::new(request, SHARED, c_str!("my_device"), handler);
>   |
> 
> -- 
> 0-DAY CI Kernel Test Service
> https://github.com/intel/lkp-tests/wiki
> 

This is a single character fix, so I am waiting for the discussion on the cover
letter [0] to advance before sending a new version.

[0] https://lore.kernel.org/all/DBCQKJIBVGGM.1R0QNKO3TE4N0@kernel.org/#t