11:48 a.m.
Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on next-20200318]
[also build test ERROR on v5.6-rc6]
[cannot apply to arm64/for-next/core powerpc/next sparc/master linus/master
sparc-next/master v5.6-rc6 v5.6-rc5 v5.6-rc4]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Mike-Kravetz/Clean-up-hugetlb-bo...
base: 47780d7892b77e922bbe19b5dea99cde06b2f0e5
config: riscv-allyesconfig (attached as .config)
compiler: riscv64-linux-gcc (GCC) 9.2.0
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=9.2.0 make.cross ARCH=riscv
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp(a)intel.com>
All error/warnings (new ones prefixed by >>):
arch/riscv/mm/hugetlbpage.c: In function 'arch_hugetlb_valid_size':
> arch/riscv/mm/hugetlbpage.c:19:39: error: 'ps' undeclared
(first use in this function)
19 | else if (IS_ENABLED(CONFIG_64BIT)
&& ps == PUD_SIZE)
| ^~
arch/riscv/mm/hugetlbpage.c:19:39: note: each undeclared identifier is reported only
once for each function it appears in
> arch/riscv/mm/hugetlbpage.c:20:3: error: 'retrurn'
undeclared (first use in this function)
20 | retrurn true;
| ^~~~~~~
> arch/riscv/mm/hugetlbpage.c:20:10: error: expected ';'
before 'true'
20 | retrurn true;
| ^~~~~
| ;
In file included from include/linux/printk.h:7,
from include/linux/kernel.h:15,
from include/asm-generic/bug.h:19,
from arch/riscv/include/asm/bug.h:75,
from include/linux/bug.h:5,
from arch/riscv/include/asm/cmpxchg.h:9,
from arch/riscv/include/asm/atomic.h:19,
from include/linux/atomic.h:7,
from include/linux/mm_types_task.h:13,
from include/linux/mm_types.h:5,
from include/linux/hugetlb.h:5,
from arch/riscv/mm/hugetlbpage.c:2:
arch/riscv/mm/hugetlbpage.c: In function 'setup_hugepagesz':
include/linux/kern_levels.h:5:18: warning: format '%lu' expects argument of
type 'long unsigned int', but argument 2 has type 'long long unsigned int'
[-Wformat=]
5 | #define KERN_SOH "\001" /* ASCII Start Of Header */
| ^~~~~~
include/linux/kern_levels.h:11:18: note: in expansion of macro 'KERN_SOH'
11 | #define KERN_ERR KERN_SOH "3" /* error conditions */
| ^~~~~~~~
include/linux/printk.h:304:9: note: in expansion of macro 'KERN_ERR'
304 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
| ^~~~~~~~
arch/riscv/mm/hugetlbpage.c:35:2: note: in expansion of macro 'pr_err'
35 | pr_err("hugepagesz: Unsupported page size %lu M\n", ps >>
20);
| ^~~~~~
arch/riscv/mm/hugetlbpage.c:35:46: note: format string is defined here
35 | pr_err("hugepagesz: Unsupported page size %lu M\n", ps >>
20);
| ~~^
| |
| long unsigned int
| %llu
arch/riscv/mm/hugetlbpage.c: In function 'arch_hugetlb_valid_size':
> arch/riscv/mm/hugetlbpage.c:23:1: warning: control reaches end of
non-void function [-Wreturn-type]
23 | }
| ^
vim +/ps +19 arch/riscv/mm/hugetlbpage.c
14
15 bool __init arch_hugetlb_valid_size(unsigned long long size)
16 {
17 if (size == HPAGE_SIZE)
18 return true;
19 else if (IS_ENABLED(CONFIG_64BIT) && ps == PUD_SIZE)
20 retrurn true;
21 else
22 return false;
23 }
24
25 static __init int setup_hugepagesz(char *opt)
26 {
27 unsigned long long ps = memparse(opt, &opt);
28
29 if (arch_hugetlb_valid_size(ps)) {
30 hugetlb_add_hstate(ilog2(ps) - PAGE_SHIFT);
31 return 1;
32 }
33
34 hugetlb_bad_size();
35 pr_err("hugepagesz: Unsupported page size %lu M\n", ps
>> 20);
36 return 0;
37
---
0-DAY CI Kernel Test Service, Intel Corporation
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