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Subject[cxl:preview 38/49] include/linux/memregion.h:19:6: warning: no previous prototype for 'memregion_free'
tree:   https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git preview
head: b2d4fd5c97b59f622e6c45ac51020cdcd66bb022
commit: e4b2a6ac46c3288f73b88e0aa69afd2a815930d7 [38/49] cxl/region: Add region creation support
config: alpha-randconfig-r022-20220623 (https://download.01.org/0day-ci/archive/20220623/202206231509.bXt14BdC-lkp@intel.com/config)
compiler: alpha-linux-gcc (GCC) 11.3.0
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/cxl/cxl.git/commit/?id=e4b2a6ac46c3288f73b88e0aa69afd2a815930d7
git remote add cxl https://git.kernel.org/pub/scm/linux/kernel/git/cxl/cxl.git
git fetch --no-tags cxl preview
git checkout e4b2a6ac46c3288f73b88e0aa69afd2a815930d7
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash drivers/cxl/core/

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

All warnings (new ones prefixed by >>):

In file included from drivers/cxl/core/port.c:4:
>> include/linux/memregion.h:19:6: warning: no previous prototype for 'memregion_free' [-Wmissing-prototypes]
19 | void memregion_free(int id)
| ^~~~~~~~~~~~~~


vim +/memregion_free +19 include/linux/memregion.h

a6c7f4c6aea5f4c Dan Williams 2019-11-06 10
33dd70752cd76f4 Dan Williams 2019-11-06 11 #ifdef CONFIG_MEMREGION
33dd70752cd76f4 Dan Williams 2019-11-06 12 int memregion_alloc(gfp_t gfp);
33dd70752cd76f4 Dan Williams 2019-11-06 13 void memregion_free(int id);
33dd70752cd76f4 Dan Williams 2019-11-06 14 #else
33dd70752cd76f4 Dan Williams 2019-11-06 15 static inline int memregion_alloc(gfp_t gfp)
33dd70752cd76f4 Dan Williams 2019-11-06 16 {
33dd70752cd76f4 Dan Williams 2019-11-06 17 return -ENOMEM;
33dd70752cd76f4 Dan Williams 2019-11-06 18 }
33dd70752cd76f4 Dan Williams 2019-11-06 @19 void memregion_free(int id)

:::::: The code at line 19 was first introduced by commit
:::::: 33dd70752cd76f4d883a165a674f13121a4155ed lib: Uplevel the pmem "region" ida to a global allocator

:::::: TO: Dan Williams <dan.j.williams@intel.com>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

--
0-DAY CI Kernel Test Service
https://01.org/lkp

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