linux-kernel - Re: [dinguyen:set_fs-2 1/1] mm/mmap.c:105:9: error: '__P000' undeclared here (not in a function)

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Date:   Mon, 28 Feb 2022 08:20:38 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     kernel test robot <lkp@...el.com>
Cc:     kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
        Dinh Nguyen <dinguyen@...nel.org>
Subject: Re: [dinguyen:set_fs-2 1/1] mm/mmap.c:105:9: error: '__P000'
 undeclared here (not in a function)



On 2/26/22 7:32 AM, kernel test robot wrote:
> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git set_fs-2
> head:   18dc1399170788b241181d48da03cf70a4139d5f
> commit: 18dc1399170788b241181d48da03cf70a4139d5f [1/1] nios2/mm: Enable ARCH_HAS_VM_GET_PAGE_PROT
> config: nios2-buildonly-randconfig-r001-20220226 (https://download.01.org/0day-ci/archive/20220226/202202260955.oz8w72wD-lkp@intel.com/config)
> compiler: nios2-linux-gcc (GCC) 11.2.0
> reproduce (this is a W=1 build):
>         wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>         chmod +x ~/bin/make.cross
>         # https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git/commit/?id=18dc1399170788b241181d48da03cf70a4139d5f
>         git remote add dinguyen https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git
>         git fetch --no-tags dinguyen set_fs-2
>         git checkout 18dc1399170788b241181d48da03cf70a4139d5f
>         # save the config file to linux build tree
>         mkdir build_dir
>         COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=nios2 SHELL=/bin/bash
> 
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@...el.com>
> 
> All errors (new ones prefixed by >>):
> 
>>> mm/mmap.c:105:9: error: '__P000' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |         ^~~~~~
>>> mm/mmap.c:105:17: error: '__P001' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                 ^~~~~~
>>> mm/mmap.c:105:25: error: '__P010' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                         ^~~~~~
>>> mm/mmap.c:105:33: error: '__P011' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                                 ^~~~~~
>>> mm/mmap.c:105:41: error: '__P100' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                                         ^~~~~~
>>> mm/mmap.c:105:49: error: '__P101' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                                                 ^~~~~~
>>> mm/mmap.c:105:57: error: '__P110' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                                                         ^~~~~~
>>> mm/mmap.c:105:65: error: '__P111' undeclared here (not in a function)
>      105 |         __P000, __P001, __P010, __P011, __P100, __P101, __P110, __P111,
>          |                                                                 ^~~~~~
>>> mm/mmap.c:106:9: error: '__S000' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |         ^~~~~~
>>> mm/mmap.c:106:17: error: '__S001' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |                 ^~~~~~
>>> mm/mmap.c:106:25: error: '__S010' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |                         ^~~~~~
>>> mm/mmap.c:106:33: error: '__S011' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |                                 ^~~~~~
>>> mm/mmap.c:106:41: error: '__S100' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |                                         ^~~~~~
>>> mm/mmap.c:106:49: error: '__S101' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |                                                 ^~~~~~
>>> mm/mmap.c:106:57: error: '__S110' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |                                                         ^~~~~~
>>> mm/mmap.c:106:65: error: '__S111' undeclared here (not in a function)
>      106 |         __S000, __S001, __S010, __S011, __S100, __S101, __S110, __S111
>          |    

Seems like this tree might have just applied a single patch instead of the entire
series. The branch set_fs-2 does not seem to be present anymore and the commit ID
is not reachable from any other branch either, hence will ignore this report.

https://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux.git/commit/?id=18dc1399170788b241181d48da03cf70a4139d5f

- Anshuman