Re: [PATCH v3] mm/page_owner: ignore everything below the IRQ entry point

[kbuild test robot <lkp@intel.com>]

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Hi Maninder,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.16-rc7 next-20180327]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Maninder-Singh/mm-page_owner-ignore-everything-below-the-IRQ-entry-point/20180327-215619
config: um-x86_64_defconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=um SUBARCH=x86_64

All errors (new ones prefixed by >>):

   kernel/stacktrace.o: In function `filter_irq_stacks':
>> stacktrace.c:(.text+0x20e): undefined reference to `__irqentry_text_start'
>> stacktrace.c:(.text+0x218): undefined reference to `__irqentry_text_end'
>> stacktrace.c:(.text+0x222): undefined reference to `__softirqentry_text_start'
>> stacktrace.c:(.text+0x22c): undefined reference to `__softirqentry_text_end'
   collect2: error: ld returned 1 exit status

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

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