Re: [PATCH] use 64bit timer for hpet

From: kernel test robot
Date: Fri Jul 02 2021 - 11:57:57 EST


Hi "zhaoyan.liao",

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/x86/core]
[also build test ERROR on v5.13 next-20210701]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/zhaoyan-liao/use-64bit-timer-for-hpet/20210702-161515
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 2c88d45edbb89029c1190bb3b136d2602f057c98
config: i386-randconfig-c021-20210628 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/905ed014f601086571e608c13b14319c2f56a95c
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review zhaoyan-liao/use-64bit-timer-for-hpet/20210702-161515
git checkout 905ed014f601086571e608c13b14319c2f56a95c
# save the attached .config to linux build tree
make W=1 ARCH=i386

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

All errors (new ones prefixed by >>):

arch/x86/kernel/hpet.c: In function 'hpet_readq':
>> arch/x86/kernel/hpet.c:88:9: error: implicit declaration of function 'readq'; did you mean 'readl'? [-Werror=implicit-function-declaration]
88 | return readq(hpet_virt_address + a);
| ^~~~~
| readl
arch/x86/kernel/hpet.c: In function 'hpet_writeq':
>> arch/x86/kernel/hpet.c:93:2: error: implicit declaration of function 'writeq'; did you mean 'writel'? [-Werror=implicit-function-declaration]
93 | writeq(d, hpet_virt_address + a);
| ^~~~~~
| writel
cc1: some warnings being treated as errors


vim +88 arch/x86/kernel/hpet.c

85
86 inline unsigned long hpet_readq(unsigned int a)
87 {
> 88 return readq(hpet_virt_address + a);
89 }
90
91 static inline void hpet_writeq(unsigned long d, unsigned int a)
92 {
> 93 writeq(d, hpet_virt_address + a);
94 }
95

---
0-DAY CI Kernel Test Service, Intel Corporation
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