Messages in this thread |  | | Date | Sat, 4 Jan 2020 19:49:51 +0800 | From | kbuild test robot <> | Subject | Re: [PATCH v2 6/6] x86/mce: Dynamically register default MCE handler |
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Hi "Jan,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on tip/auto-latest] [also build test ERROR on v5.5-rc4 next-20191220] [cannot apply to tip/x86/core] [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/Jan-H-Sch-nherr/x86-mce-Various-fixes-and-cleanups-for-MCE-handling/20200104-183135 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git acfe9d882f586288f663aa73209f40e034003c13 config: x86_64-defconfig (attached as .config) compiler: gcc-7 (Debian 7.5.0-3) 7.5.0 reproduce: # save the attached .config to linux build tree make ARCH=x86_64
If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
arch/x86/kernel/cpu/mce/core.c: In function 'update_default_notifier_registration': >> arch/x86/kernel/cpu/mce/core.c:616:3: error: implicit declaration of function 'blocking_notifier_chain_cond_register'; did you mean 'blocking_notifier_chain_unregister'? [-Werror=implicit-function-declaration] blocking_notifier_chain_cond_register(&x86_mce_decoder_chain, ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ blocking_notifier_chain_unregister cc1: some warnings being treated as errors
vim +616 arch/x86/kernel/cpu/mce/core.c
606 607 static void update_default_notifier_registration(void) 608 { 609 bool has_notifiers = !!atomic_read(&num_notifiers); 610 611 retry: 612 if (has_notifiers) 613 blocking_notifier_chain_unregister(&x86_mce_decoder_chain, 614 &mce_default_nb); 615 else > 616 blocking_notifier_chain_cond_register(&x86_mce_decoder_chain, 617 &mce_default_nb); 618 619 if (has_notifiers != !!atomic_read(&num_notifiers)) { 620 has_notifiers = !has_notifiers; 621 goto retry; 622 } 623 } 624
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