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Date: Sat, 17 Dec 2022 06:26:14 +0800
From: kernel test robot <lkp@...el.com>
To: Nhat Pham <nphamcs@...il.com>, akpm@...ux-foundation.org
Cc: oe-kbuild-all@...ts.linux.dev, hannes@...xchg.org,
linux-mm@...ck.org, linux-kernel@...r.kernel.org,
bfoster@...hat.com, willy@...radead.org, kernel-team@...a.com
Subject: Re: [PATCH v4 3/4] cachestat: implement cachestat syscall
Hi Nhat,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on shuah-kselftest/next]
[also build test ERROR on akpm-mm/mm-everything linus/master v6.1 next-20221216]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Nhat-Pham/cachestat-a-new-syscall-for-page-cache-state-of-files/20221217-032254
base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
patch link: https://lore.kernel.org/r/20221216192149.3902877-4-nphamcs%40gmail.com
patch subject: [PATCH v4 3/4] cachestat: implement cachestat syscall
config: s390-allmodconfig
compiler: s390-linux-gcc (GCC) 12.1.0
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://github.com/intel-lab-lkp/linux/commit/85fdb04584b3d9a3b90d2c63794ec65e8d996b18
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Nhat-Pham/cachestat-a-new-syscall-for-page-cache-state-of-files/20221217-032254
git checkout 85fdb04584b3d9a3b90d2c63794ec65e8d996b18
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash arch/s390/kvm/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
In file included from include/uapi/asm-generic/mman.h:5,
from ./arch/s390/include/generated/uapi/asm/mman.h:1,
from include/uapi/linux/mman.h:5,
from include/linux/fs.h:49,
from include/linux/huge_mm.h:8,
from include/linux/mm.h:737,
from include/linux/kvm_host.h:16,
from arch/s390/kvm/kvm-s390.h:17,
from arch/s390/kvm/gaccess.c:16:
>> include/uapi/asm-generic/mman-common.h:16:25: error: expected identifier before numeric constant
16 | #define PROT_NONE 0x0 /* page can not be accessed */
| ^~~
arch/s390/kvm/gaccess.c:493:9: note: in expansion of macro 'PROT_NONE'
493 | PROT_NONE,
| ^~~~~~~~~
arch/s390/kvm/gaccess.c: In function 'trans_exc_ending':
>> arch/s390/kvm/gaccess.c:516:17: error: duplicate case value
516 | case PROT_TYPE_LA:
| ^~~~
arch/s390/kvm/gaccess.c:509:17: note: previously used here
509 | case PROT_NONE:
| ^~~~
In file included from include/linux/compiler_types.h:79,
from <command-line>:
>> include/linux/compiler_attributes.h:223:41: warning: attribute 'fallthrough' not preceding a case label or default label
223 | # define fallthrough __attribute__((__fallthrough__))
| ^~~~~~~~~~~~~
arch/s390/kvm/gaccess.c:515:25: note: in expansion of macro 'fallthrough'
515 | fallthrough;
| ^~~~~~~~~~~
vim +16 include/uapi/asm-generic/mman-common.h
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 9
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 10 #define PROT_READ 0x1 /* page can be read */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 11 #define PROT_WRITE 0x2 /* page can be written */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 12 #define PROT_EXEC 0x4 /* page can be executed */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 13 #define PROT_SEM 0x8 /* page may be used for atomic ops */
d41938d2cbee92 include/uapi/asm-generic/mman-common.h Dave Martin 2019-12-11 14 /* 0x10 reserved for arch-specific use */
d41938d2cbee92 include/uapi/asm-generic/mman-common.h Dave Martin 2019-12-11 15 /* 0x20 reserved for arch-specific use */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 @16 #define PROT_NONE 0x0 /* page can not be accessed */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 17 #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 18 #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */
5f6164f3092832 include/asm-generic/mman.h Michael S. Tsirkin 2006-02-15 19
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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