* [zen-kernel-zen-kernel:5.12/futex2 14/14] kernel/futex2.c:1218:30: error: '__NR_futex_wait' undeclared; did you mean 'ksys_futex_wait'?
@ 2021-05-04 23:53 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2021-05-04 23:53 UTC (permalink / raw)
To: kbuild-all
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tree: https://github.com/zen-kernel/zen-kernel 5.12/futex2
head: 5932045f3f84865548199be0695192a500fbb5cb
commit: 5932045f3f84865548199be0695192a500fbb5cb [14/14] futex2: Add sysfs entry for syscall numbers
config: m68k-randconfig-p002-20210504 (attached as .config)
compiler: m68k-linux-gcc (GCC) 9.3.0
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://github.com/zen-kernel/zen-kernel/commit/5932045f3f84865548199be0695192a500fbb5cb
git remote add zen-kernel-zen-kernel https://github.com/zen-kernel/zen-kernel
git fetch --no-tags zen-kernel-zen-kernel 5.12/futex2
git checkout 5932045f3f84865548199be0695192a500fbb5cb
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1 ARCH=m68k
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
kernel/futex2.c: In function 'wait_show':
>> kernel/futex2.c:1218:30: error: '__NR_futex_wait' undeclared (first use in this function); did you mean 'ksys_futex_wait'?
1218 | return sprintf(buf, "%u\n", __NR_futex_wait);
| ^~~~~~~~~~~~~~~
| ksys_futex_wait
kernel/futex2.c:1218:30: note: each undeclared identifier is reported only once for each function it appears in
kernel/futex2.c: In function 'wake_show':
>> kernel/futex2.c:1226:30: error: '__NR_futex_wake' undeclared (first use in this function); did you mean 'ksys_futex_wake'?
1226 | return sprintf(buf, "%u\n", __NR_futex_wake);
| ^~~~~~~~~~~~~~~
| ksys_futex_wake
kernel/futex2.c: In function 'waitv_show':
>> kernel/futex2.c:1234:30: error: '__NR_futex_waitv' undeclared (first use in this function); did you mean '__futex_waitv'?
1234 | return sprintf(buf, "%u\n", __NR_futex_waitv);
| ^~~~~~~~~~~~~~~~
| __futex_waitv
kernel/futex2.c:1236:1: error: control reaches end of non-void function [-Werror=return-type]
1236 | }
| ^
kernel/futex2.c: In function 'wake_show':
kernel/futex2.c:1228:1: error: control reaches end of non-void function [-Werror=return-type]
1228 | }
| ^
kernel/futex2.c: In function 'wait_show':
kernel/futex2.c:1220:1: error: control reaches end of non-void function [-Werror=return-type]
1220 | }
| ^
cc1: some warnings being treated as errors
vim +1218 kernel/futex2.c
1214
1215 static ssize_t wait_show(struct kobject *kobj, struct kobj_attribute *attr,
1216 char *buf)
1217 {
> 1218 return sprintf(buf, "%u\n", __NR_futex_wait);
1219
1220 }
1221 static struct kobj_attribute futex2_wait_attr = __ATTR_RO(wait);
1222
1223 static ssize_t wake_show(struct kobject *kobj, struct kobj_attribute *attr,
1224 char *buf)
1225 {
> 1226 return sprintf(buf, "%u\n", __NR_futex_wake);
1227
1228 }
1229 static struct kobj_attribute futex2_wake_attr = __ATTR_RO(wake);
1230
1231 static ssize_t waitv_show(struct kobject *kobj, struct kobj_attribute *attr,
1232 char *buf)
1233 {
> 1234 return sprintf(buf, "%u\n", __NR_futex_waitv);
1235
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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