[norov:demotion 2/6] mm/vmscan.c:524:36: error: cannot take the address of an rvalue of type 'int'

From: kernel test robot
Date: Sun Aug 08 2021 - 07:43:57 EST


tree: https://github.com/norov/linux demotion
head: 78c3964952da24c07f2e34dc2d485fd2e6d5ba82
commit: f870f47355df665046fdff854e7b5d219ea92fb0 [2/6] mm/demotoin: make demotion_enabled a 3-state switch
config: hexagon-randconfig-r021-20210808 (attached as .config)
compiler: clang version 12.0.0
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/norov/linux/commit/f870f47355df665046fdff854e7b5d219ea92fb0
git remote add norov https://github.com/norov/linux
git fetch --no-tags norov demotion
git checkout f870f47355df665046fdff854e7b5d219ea92fb0
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=hexagon SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> mm/vmscan.c:524:36: error: cannot take the address of an rvalue of type 'int'
if (!test_bit(NUMA_DEMOTION_FLAG, &numa_demotion_flags))
^~~~~~~~~~~~~~~~~~~~
arch/hexagon/include/asm/bitops.h:175:43: note: expanded from macro 'test_bit'
#define test_bit(nr, addr) __test_bit(nr, addr)
^~~~
1 error generated.


vim +/int +524 mm/vmscan.c

521
522 static bool can_demote(int nid, struct scan_control *sc)
523 {
> 524 if (!test_bit(NUMA_DEMOTION_FLAG, &numa_demotion_flags))
525 return false;
526 if (sc) {
527 if (sc->no_demotion)
528 return false;
529 /* It is pointless to do demotion in memcg reclaim */
530 if (cgroup_reclaim(sc))
531 return false;
532 }
533 if (next_demotion_node(nid) == NUMA_NO_NODE)
534 return false;
535
536 return true;
537 }
538

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
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