linux-kernel - Re: error[E0609]: no field `class` on type `bindings::pci

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Message-ID: <594de273-6e64-4928-8407-1afcccf42479@nvidia.com>
Date: Mon, 1 Dec 2025 17:33:00 -0800
From: John Hubbard <jhubbard@...dia.com>
To: kernel test robot <lkp@...el.com>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
 linux-kernel@...r.kernel.org, Danilo Krummrich <dakr@...nel.org>,
 Alexandre Courbot <acourbot@...dia.com>
Subject: Re: error[E0609]: no field `class` on type `bindings::pci_dev`

On 12/1/25 1:24 PM, kernel test robot wrote:
> Hi John,
> 
> FYI, the error/warning still remains.
> 
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   7d0a66e4bb9081d75c82ec4957c50034cb0ea449
> commit: ed78a01887e2257cff0412b640db68b70a2654dc rust: pci: provide access to PCI Class and Class-related items
> date:   3 months ago
> config: arm64-randconfig-001-20251202 (https://download.01.org/0day-ci/archive/20251202/202512020539.vRk7h3HD-lkp@intel.com/config)
> compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project b3428bb966f1de8aa48375ffee0eba04ede133b7)
> rustc: rustc 1.88.0 (6b00bc388 2025-06-23)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251202/202512020539.vRk7h3HD-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/202512020539.vRk7h3HD-lkp@intel.com/
> 
> All errors (new ones prefixed by >>):
> 
>>> error[E0609]: no field `class` on type `bindings::pci_dev`
>    --> rust/kernel/pci.rs:471:51
>    |
>    471 |         Class::from_raw(unsafe { (*self.as_raw()).class })
>    |                                                   ^^^^^ unknown field
>    |
>    = note: available field is: `_address`
> 

I vaguely recall that this is due to an infrastructure shortcoming, which
is being worked on. So I'm mostly ignoring this for now.


thanks,
-- 
John Hubbard