Re: [PATCH v2 5/9] s390: numa: check the node id consistently for s390

From: kbuild test robot
Date: Mon Sep 02 2019 - 00:06:00 EST


Hi Yunsheng,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[cannot apply to v5.3-rc6 next-20190830]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Yunsheng-Lin/check-the-node-id-consistently-across-different-arches/20190901-143722
config: s390-allmodconfig (attached as .config)
compiler: s390-linux-gcc (GCC) 7.4.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
GCC_VERSION=7.4.0 make.cross ARCH=s390

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

All errors (new ones prefixed by >>):

In file included from include/linux/topology.h:35:0,
from include/linux/gfp.h:9,
from include/linux/mm.h:10,
from include/linux/kvm_host.h:14,
from arch/s390/kernel/asm-offsets.c:11:
arch/s390/include/asm/topology.h: In function 'cpumask_of_node':
>> arch/s390/include/asm/topology.h:84:18: error: wrong type argument to unary exclamation mark
if (node < 0 || !node_to_cpumask_map[node])
^
make[2]: *** [arch/s390/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [sub-make] Error 2
43 real 4 user 3 sys 16.91% cpu make prepare

vim +84 arch/s390/include/asm/topology.h

76
77 /* Returns a pointer to the cpumask of CPUs on node 'node'. */
78 #define cpumask_of_node cpumask_of_node
79 static inline const struct cpumask *cpumask_of_node(int node)
80 {
81 if (node >= nr_node_ids)
82 return cpu_none_mask;
83
> 84 if (node < 0 || !node_to_cpumask_map[node])
85 return cpu_online_mask;
86
87 return &node_to_cpumask_map[node];
88 }
89

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