* [sparc:master 3/4] arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function 'smp_
@ 2016-09-28 17:18 kbuild test robot
2016-09-29 0:44 ` [sparc:master 3/4] arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function ' David Miller
0 siblings, 1 reply; 2+ messages in thread
From: kbuild test robot @ 2016-09-28 17:18 UTC (permalink / raw)
To: sparclinux
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc.git master
head: ebb99a4c12e4daabe1940ae936e8e7e97ae68c6f
commit: 9b2f753ec23710aa32c0d837d2499db92fe9115b [3/4] sparc64: Fix cpu_possible_mask if nr_cpus is set
config: sparc64-allnoconfig (attached as .config)
compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 9b2f753ec23710aa32c0d837d2499db92fe9115b
# save the attached .config to linux build tree
make.cross ARCH=sparc64
All errors (new ones prefixed by >>):
arch/sparc/kernel/setup_64.c: In function 'setup_arch':
>> arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function 'smp_fill_in_cpu_possible_map' [-Werror=implicit-function-declaration]
smp_fill_in_cpu_possible_map();
^~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
vim +/smp_fill_in_cpu_possible_map +653 arch/sparc/kernel/setup_64.c
647
648 /* Get boot processor trap_block[] setup. */
649 init_cur_cpu_trap(current_thread_info());
650
651 paging_init();
652 init_sparc64_elf_hwcap();
> 653 smp_fill_in_cpu_possible_map();
654 }
655
656 extern int stop_a_enabled;
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [sparc:master 3/4] arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function '
2016-09-28 17:18 [sparc:master 3/4] arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function 'smp_ kbuild test robot
@ 2016-09-29 0:44 ` David Miller
0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2016-09-29 0:44 UTC (permalink / raw)
To: sparclinux
From: kbuild test robot <fengguang.wu@intel.com>
Date: Thu, 29 Sep 2016 01:18:43 +0800
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc.git master
> head: ebb99a4c12e4daabe1940ae936e8e7e97ae68c6f
> commit: 9b2f753ec23710aa32c0d837d2499db92fe9115b [3/4] sparc64: Fix cpu_possible_mask if nr_cpus is set
> config: sparc64-allnoconfig (attached as .config)
> compiler: sparc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 9b2f753ec23710aa32c0d837d2499db92fe9115b
> # save the attached .config to linux build tree
> make.cross ARCH=sparc64
>
> All errors (new ones prefixed by >>):
>
> arch/sparc/kernel/setup_64.c: In function 'setup_arch':
>>> arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function 'smp_fill_in_cpu_possible_map' [-Werror=implicit-function-declaration]
> smp_fill_in_cpu_possible_map();
> ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
> cc1: all warnings being treated as errors
Thanks for the report, fixed thusly:
==========
[PATCH] sparc64: Fix non-SMP build.
Need to provide a dummy smp_fill_in_cpu_possible_map.
Fixes: 9b2f753ec237 ("sparc64: Fix cpu_possible_mask if nr_cpus is set")
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
arch/sparc/include/asm/smp_64.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h
index 87b0575..ce2233f 100644
--- a/arch/sparc/include/asm/smp_64.h
+++ b/arch/sparc/include/asm/smp_64.h
@@ -73,6 +73,7 @@ void __cpu_die(unsigned int cpu);
#define smp_fill_in_sib_core_maps() do { } while (0)
#define smp_fetch_global_regs() do { } while (0)
#define smp_fetch_global_pmu() do { } while (0)
+#define smp_fill_in_cpu_possible_map() do { } while (0)
#endif /* !(CONFIG_SMP) */
--
2.5.5
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2016-09-28 17:18 [sparc:master 3/4] arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function 'smp_ kbuild test robot
2016-09-29 0:44 ` [sparc:master 3/4] arch/sparc/kernel/setup_64.c:653:2: error: implicit declaration of function ' David Miller
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