linux-kernel - Re: fs/dlm/midcomms.c:913:22: sparse: sparse: restricted _

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Message-ID: <CAK-6q+h_hb94J3DSXPk=E44kCxiwZ+BE3kMJe09iShRzMb=vzQ@mail.gmail.com>
Date:   Sat, 22 Jan 2022 13:28:20 -0500
From:   Alexander Aring <aahringo@...hat.com>
To:     kernel test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        David Teigland <teigland@...hat.com>,
        cluster-devel <cluster-devel@...hat.com>
Subject: Re: fs/dlm/midcomms.c:913:22: sparse: sparse: restricted __le32
 degrades to integer

Hi,

On Fri, Jan 21, 2022 at 9:45 PM kernel test robot <lkp@...el.com> wrote:
>
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   9b57f458985742bd1c585f4c7f36d04634ce1143
> commit: 658bd576f95ed597e519cdadf1c86ac87c17aea5 fs: dlm: move version conversion to compile time
> date:   3 months ago
> config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20220122/202201221028.YKA8kSdm-lkp@intel.com/config)
> compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
> reproduce:
>         # apt-get install sparse
>         # sparse version: v0.6.4-dirty
>         # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=658bd576f95ed597e519cdadf1c86ac87c17aea5
>         git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
>         git fetch --no-tags linus master
>         git checkout 658bd576f95ed597e519cdadf1c86ac87c17aea5
>         # save the config file to linux build tree
>         mkdir build_dir
>         make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=x86_64 SHELL=/bin/bash
>
> If you fix the issue, kindly add following tag as appropriate

I have it on my list but it isn't easy to make sparse happy here...
this is the second time the robot reported this issue. Is there a way
to turn the robot off in that case?

Maybe some human who reads that knows the answer?

Thanks.

- Alex