Re: [PATCH v4 5/5] printk/nmi: flush NMI messages on the system panic

kbuild test robot
2016-03-30T16:34:31Z

[-- Attachment #1: Type: text/plain, Size: 1260 bytes --]

Hi Petr,

[auto build test ERROR on v4.6-rc1]
[cannot apply to tip/x86/core next-20160330]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

url: https://github.com/0day-ci/linux/commits/Petr-Mladek/Cleaning-printk-stuff-in-NMI-context/20160330-235818
config: i386-randconfig-s1-201613 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

kernel/printk/nmi.c: In function 'printk_nmi_flush_on_panic':
>> kernel/printk/nmi.c:218:4: error: implicit declaration of function 'debug_locks_off' [-Werror=implicit-function-declaration]
debug_locks_off();
^
cc1: some warnings being treated as errors

vim +/debug_locks_off +218 kernel/printk/nmi.c

212 * Do not risk a double release when more CPUs are up.
213 */
214 if (raw_spin_is_locked(&logbuf_lock)) {
215 if (num_online_cpus() > 1)
216 return;
217
> 218 debug_locks_off();
219 raw_spin_lock_init(&logbuf_lock);
220 }
221

---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation

[-- Attachment #2: .config.gz --]
[-- Type: application/octet-stream, Size: 27512 bytes --]