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760378e149
Alexander Beregalov reported this build failure:
$ make CROSS_COMPILE=sparc64-unknown-linux-gnu- image modules && sudo
make modules_install
CHK include/linux/version.h
CHK include/linux/utsrelease.h
CALL scripts/checksyscalls.sh
CHK include/linux/compile.h
dnsdomainname: Unknown host
CC arch/sparc64/kernel/sparc64_ksyms.o
arch/sparc64/kernel/sparc64_ksyms.c:116: error: '_mcount' undeclared
here (not in a function)
cc1: warnings being treated as errors
arch/sparc64/kernel/sparc64_ksyms.c:116: error: type defaults to 'int'
in declaration of '_mcount'
And bisected it back to:
| commit 395a59d0f8
| Author: Abhishek Sagar <sagar.abhishek@gmail.com>
| Date: Sat Jun 21 23:47:27 2008 +0530
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| ftrace: store mcount address in rec->ip
the mcount prototype is only available under CONFIG_FTRACE,
extend it to CONFIG_MCOUNT as well.
Reported-and-bisected-by: Alexander Beregalov <a.beregalov@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
14 lines
267 B
C
14 lines
267 B
C
#ifndef _ASM_SPARC64_FTRACE
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#define _ASM_SPARC64_FTRACE
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#ifdef CONFIG_MCOUNT
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#define MCOUNT_ADDR ((long)(_mcount))
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#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
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#ifndef __ASSEMBLY__
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extern void _mcount(void);
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#endif
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#endif
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#endif /* _ASM_SPARC64_FTRACE */
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