* Re: [PATCH] mm/memcg: remove return value of mem_cgroup_scan_tasks()
[not found] <20230616021955.872413-1-zhangpeng362@huawei.com>
@ 2023-06-16 5:13 ` kernel test robot
2023-06-16 6:10 ` zhangpeng (AS)
0 siblings, 1 reply; 2+ messages in thread
From: kernel test robot @ 2023-06-16 5:13 UTC (permalink / raw)
To: Peng Zhang, linux-mm, linux-kernel
Cc: llvm, oe-kbuild-all, hannes, mhocko, roman.gushchin, shakeelb,
muchun.song, akpm, wangkefeng.wang, sunnanyong, ZhangPeng
Hi Peng,
kernel test robot noticed the following build errors:
[auto build test ERROR on akpm-mm/mm-everything]
url: https://github.com/intel-lab-lkp/linux/commits/Peng-Zhang/mm-memcg-remove-return-value-of-mem_cgroup_scan_tasks/20230616-102145
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20230616021955.872413-1-zhangpeng362%40huawei.com
patch subject: [PATCH] mm/memcg: remove return value of mem_cgroup_scan_tasks()
config: x86_64-randconfig-r005-20230616 (https://download.01.org/0day-ci/archive/20230616/202306161306.9YKbncNT-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
reproduce (this is a W=1 build):
mkdir -p ~/bin
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git remote add akpm-mm https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git
git fetch akpm-mm mm-everything
git checkout akpm-mm/mm-everything
b4 shazam https://lore.kernel.org/r/20230616021955.872413-1-zhangpeng362@huawei.com
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=x86_64 prepare
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@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306161306.9YKbncNT-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from arch/x86/kernel/asm-offsets.c:14:
In file included from include/linux/suspend.h:5:
In file included from include/linux/swap.h:9:
>> include/linux/memcontrol.h:1370:2: error: void function 'mem_cgroup_scan_tasks' should not return a value [-Wreturn-type]
return 0;
^ ~
1 error generated.
make[2]: *** [scripts/Makefile.build:114: arch/x86/kernel/asm-offsets.s] Error 1 shuffle=3878817758
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:1287: prepare0] Error 2 shuffle=3878817758
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:226: __sub-make] Error 2 shuffle=3878817758
make: Target 'prepare' not remade because of errors.
vim +/mem_cgroup_scan_tasks +1370 include/linux/memcontrol.h
5660048ccac873 Johannes Weiner 2012-01-12 1366
5044a2e0ddbf82 ZhangPeng 2023-06-16 1367 static inline void mem_cgroup_scan_tasks(struct mem_cgroup *memcg,
7c5f64f84483bd Vladimir Davydov 2016-10-07 1368 int (*fn)(struct task_struct *, void *), void *arg)
7c5f64f84483bd Vladimir Davydov 2016-10-07 1369 {
7c5f64f84483bd Vladimir Davydov 2016-10-07 @1370 return 0;
7c5f64f84483bd Vladimir Davydov 2016-10-07 1371 }
7c5f64f84483bd Vladimir Davydov 2016-10-07 1372
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] mm/memcg: remove return value of mem_cgroup_scan_tasks()
2023-06-16 5:13 ` [PATCH] mm/memcg: remove return value of mem_cgroup_scan_tasks() kernel test robot
@ 2023-06-16 6:10 ` zhangpeng (AS)
0 siblings, 0 replies; 2+ messages in thread
From: zhangpeng (AS) @ 2023-06-16 6:10 UTC (permalink / raw)
To: kernel test robot, linux-mm, linux-kernel
Cc: llvm, oe-kbuild-all, hannes, mhocko, roman.gushchin, shakeelb,
muchun.song, akpm, wangkefeng.wang, sunnanyong
On 2023/6/16 13:13, kernel test robot wrote:
> Hi Peng,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on akpm-mm/mm-everything]
>
> url: https://github.com/intel-lab-lkp/linux/commits/Peng-Zhang/mm-memcg-remove-return-value-of-mem_cgroup_scan_tasks/20230616-102145
> base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
> patch link: https://lore.kernel.org/r/20230616021955.872413-1-zhangpeng362%40huawei.com
> patch subject: [PATCH] mm/memcg: remove return value of mem_cgroup_scan_tasks()
> config: x86_64-randconfig-r005-20230616 (https://download.01.org/0day-ci/archive/20230616/202306161306.9YKbncNT-lkp@intel.com/config)
> compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
> reproduce (this is a W=1 build):
> mkdir -p ~/bin
> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git remote add akpm-mm https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git
> git fetch akpm-mm mm-everything
> git checkout akpm-mm/mm-everything
> b4 shazam https://lore.kernel.org/r/20230616021955.872413-1-zhangpeng362@huawei.com
> # save the config file
> mkdir build_dir && cp config build_dir/.config
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=x86_64 prepare
>
> 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@intel.com>
> | Closes: https://lore.kernel.org/oe-kbuild-all/202306161306.9YKbncNT-lkp@intel.com/
>
> All errors (new ones prefixed by >>):
>
> In file included from arch/x86/kernel/asm-offsets.c:14:
> In file included from include/linux/suspend.h:5:
> In file included from include/linux/swap.h:9:
>>> include/linux/memcontrol.h:1370:2: error: void function 'mem_cgroup_scan_tasks' should not return a value [-Wreturn-type]
> return 0;
Thanks for reporting. I'll drop this line.
> ^ ~
> 1 error generated.
> make[2]: *** [scripts/Makefile.build:114: arch/x86/kernel/asm-offsets.s] Error 1 shuffle=3878817758
> make[2]: Target 'prepare' not remade because of errors.
> make[1]: *** [Makefile:1287: prepare0] Error 2 shuffle=3878817758
> make[1]: Target 'prepare' not remade because of errors.
> make: *** [Makefile:226: __sub-make] Error 2 shuffle=3878817758
> make: Target 'prepare' not remade because of errors.
>
>
> vim +/mem_cgroup_scan_tasks +1370 include/linux/memcontrol.h
>
> 5660048ccac873 Johannes Weiner 2012-01-12 1366
> 5044a2e0ddbf82 ZhangPeng 2023-06-16 1367 static inline void mem_cgroup_scan_tasks(struct mem_cgroup *memcg,
> 7c5f64f84483bd Vladimir Davydov 2016-10-07 1368 int (*fn)(struct task_struct *, void *), void *arg)
> 7c5f64f84483bd Vladimir Davydov 2016-10-07 1369 {
> 7c5f64f84483bd Vladimir Davydov 2016-10-07 @1370 return 0;
> 7c5f64f84483bd Vladimir Davydov 2016-10-07 1371 }
> 7c5f64f84483bd Vladimir Davydov 2016-10-07 1372
>
^ permalink raw reply [flat|nested] 2+ messages in thread
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[not found] <20230616021955.872413-1-zhangpeng362@huawei.com>
2023-06-16 5:13 ` [PATCH] mm/memcg: remove return value of mem_cgroup_scan_tasks() kernel test robot
2023-06-16 6:10 ` zhangpeng (AS)
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