From: kbuild test robot <lkp@intel.com>
To: Thomas Gleixner <tglx@linutronix.de>
Cc: kbuild-all@01.org, linux-kernel@vger.kernel.org, tipbuild@zytor.com
Subject: [tip:WIP.x86/ipi 3/11] arch/x86/kernel/nmi.c:515:46: error: 'cpu_is_dead' undeclared; did you mean 'cpuid_eax'?
Date: Wed, 19 Jun 2019 16:07:54 +0800 [thread overview]
Message-ID: <201906191652.VGOCGBmi%lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.x86/ipi
head: 0663387727c00bb25ce1e76f30deb6b193f591f8
commit: 8adde844ea4f8d0d147e0ad6c675970a58550bae [3/11] x86/hotplug: Silence APIC and NMI when CPU is dead
config: i386-tinyconfig (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
git checkout 8adde844ea4f8d0d147e0ad6c675970a58550bae
# save the attached .config to linux build tree
make ARCH=i386
If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
In file included from include/asm-generic/percpu.h:7:0,
from arch/x86/include/asm/percpu.h:544,
from arch/x86/include/asm/preempt.h:6,
from include/linux/preempt.h:78,
from include/linux/spinlock.h:51,
from arch/x86/kernel/nmi.c:14:
arch/x86/kernel/nmi.c: In function 'do_nmi':
>> arch/x86/kernel/nmi.c:515:46: error: 'cpu_is_dead' undeclared (first use in this function); did you mean 'cpuid_eax'?
if (IS_ENABLED(CONFIG_SMP) && this_cpu_read(cpu_is_dead))
^
include/linux/percpu-defs.h:319:9: note: in definition of macro '__pcpu_size_call_return'
typeof(variable) pscr_ret__; \
^~~~~~~~
arch/x86/kernel/nmi.c:515:32: note: in expansion of macro 'this_cpu_read'
if (IS_ENABLED(CONFIG_SMP) && this_cpu_read(cpu_is_dead))
^~~~~~~~~~~~~
arch/x86/kernel/nmi.c:515:46: note: each undeclared identifier is reported only once for each function it appears in
if (IS_ENABLED(CONFIG_SMP) && this_cpu_read(cpu_is_dead))
^
include/linux/percpu-defs.h:319:9: note: in definition of macro '__pcpu_size_call_return'
typeof(variable) pscr_ret__; \
^~~~~~~~
arch/x86/kernel/nmi.c:515:32: note: in expansion of macro 'this_cpu_read'
if (IS_ENABLED(CONFIG_SMP) && this_cpu_read(cpu_is_dead))
^~~~~~~~~~~~~
vim +515 arch/x86/kernel/nmi.c
511
512 dotraplinkage notrace void
513 do_nmi(struct pt_regs *regs, long error_code)
514 {
> 515 if (IS_ENABLED(CONFIG_SMP) && this_cpu_read(cpu_is_dead))
516 return;
517
518 if (this_cpu_read(nmi_state) != NMI_NOT_RUNNING) {
519 this_cpu_write(nmi_state, NMI_LATCHED);
520 return;
521 }
522 this_cpu_write(nmi_state, NMI_EXECUTING);
523 this_cpu_write(nmi_cr2, read_cr2());
524 nmi_restart:
525
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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reply other threads:[~2019-06-19 8:08 UTC|newest]
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