tree: git://git.linux-mips.org/pub/scm/sjhill/linux-sjhill.git mips-for-linux-next
head: f6cccc012695551ad73da0ff9bfce4e4679a07b0
commit: 43b97bf59c6969804449a3da534289a8f3a95a7e [9/12] MIPS: Allow __cpu_number_map to be larger than NR_CPUS
config: mips-maltasmvp_defconfig (attached as .config)
compiler: mipsel-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 43b97bf59c6969804449a3da534289a8f3a95a7e
# save the attached .config to linux build tree
make.cross ARCH=mips
All errors (new ones prefixed by >>):
In file included from include/linux/smp.h:63:0,
from arch/mips/include/asm/cpu-type.h:12,
from arch/mips/include/asm/timex.h:19,
from include/linux/timex.h:65,
from include/linux/jiffies.h:9,
from include/linux/ktime.h:25,
from include/linux/timer.h:5,
from include/linux/workqueue.h:8,
from include/linux/rhashtable.h:26,
from include/linux/ipc.h:6,
from include/uapi/linux/sem.h:4,
from include/linux/sem.h:8,
from include/linux/sched.h:14,
from arch/mips/kernel/asm-offsets.c:13:
>> arch/mips/include/asm/smp.h:32:29: error: 'CONFIG_MIPS_NR_CPU_NR_MAP' undeclared here (not in a function)
extern int __cpu_number_map[CONFIG_MIPS_NR_CPU_NR_MAP];
^~~~~~~~~~~~~~~~~~~~~~~~~
make[2]: *** [arch/mips/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
vim +/CONFIG_MIPS_NR_CPU_NR_MAP +32 arch/mips/include/asm/smp.h
29
30 /* Map from cpu id to sequential logical cpu number. This will only
31 not be idempotent when cpus failed to come on-line. */
> 32 extern int __cpu_number_map[CONFIG_MIPS_NR_CPU_NR_MAP];
33 #define cpu_number_map(cpu) __cpu_number_map[cpu]
34
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0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
Attachment:
.config.gz
Description: application/gzip
