Re: [PATCH v2] Add hard/soft lockup debugger entry points

From: kbuild test robot
Date: Tue Jan 26 2016 - 12:46:31 EST

Hi Jeff,

[auto build test ERROR on v4.5-rc1]
[also build test ERROR on next-20160125]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]

config: xtensa-allyesconfig (attached as .config)
wget -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=xtensa

All errors (new ones prefixed by >>):

kernel/watchdog.c: In function 'watchdog_timer_fn':
>> kernel/watchdog.c:489:4: error: implicit declaration of function 'arch_kgdb_breakpoint' [-Werror=implicit-function-declaration]
cc1: some warnings being treated as errors

vim +/arch_kgdb_breakpoint +489 kernel/watchdog.c

483 if (regs)
484 show_regs(regs);
485 else
486 dump_stack();
488 if (debug_watchdog_lockups)
> 489 arch_kgdb_breakpoint();
491 if (softlockup_all_cpu_backtrace) {
492 /* Avoid generating two back traces for current

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation

Attachment: .config.gz
Description: Binary data