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SubjectRe: [PATCH v6 09/10] proc: add option to mount only a pids subset
Hi Alexey,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on linux/master]
[cannot apply to lwn/docs-next linus/master v5.5-rc3 next-20191220]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url: https://github.com/0day-ci/linux/commits/Alexey-Gladkov/proc-modernize-proc-to-support-multiple-private-instances/20191226-060818
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1522d9da40bdfe502c91163e6d769332897201fa
config: i386-tinyconfig (attached as .config)
compiler: gcc-7 (Debian 7.5.0-3) 7.5.0
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

In file included from include/linux/sunrpc/stats.h:13:0,
from include/linux/sunrpc/clnt.h:22,
from include/linux/nfs_fs.h:32,
from init/do_mounts.c:23:
include/linux/proc_fs.h:162:47: warning: 'struct proc_info_fs' declared inside parameter list will not be visible outside of this definition or declaration
static inline void proc_fs_set_pid_gid(struct proc_info_fs *fs_info, kgid_t gid)
^~~~~~~~~~~~
include/linux/proc_fs.h: In function 'proc_fs_pidonly':
>> include/linux/proc_fs.h:168:9: warning: 'return' with a value, in function returning void
return PROC_PIDONLY_OFF;
^~~~~~~~~~~~~~~~
include/linux/proc_fs.h:166:20: note: declared here
static inline void proc_fs_pidonly(struct proc_fs_info *fs_info)
^~~~~~~~~~~~~~~

vim +/return +168 include/linux/proc_fs.h

161
> 162 static inline void proc_fs_set_pid_gid(struct proc_info_fs *fs_info, kgid_t gid)
163 {
164 }
165
166 static inline void proc_fs_pidonly(struct proc_fs_info *fs_info)
167 {
> 168 return PROC_PIDONLY_OFF;
169 }
170

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation
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