Messages in this thread | | | Date | Fri, 9 Oct 2015 14:41:19 +0800 | From | kbuild test robot <> | Subject | Re: [PATCH v3 7/7] arm64: ftrace: add arch-specific stack tracer |
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Hi AKASHI,
[auto build test WARNING on v4.3-rc4 -- if it's inappropriate base, please ignore]
config: arm64-defconfig (attached as .config) 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 # save the attached .config to linux build tree make.cross ARCH=arm64
All warnings (new ones prefixed by >>):
In file included from arch/arm64/kernel/process.c:53:0: >> arch/arm64/include/asm/stacktrace.h:28:40: warning: 'struct stack_trace' declared inside parameter list extern void save_stack_trace_sp(struct stack_trace *trace, unsigned long *sp); ^ >> arch/arm64/include/asm/stacktrace.h:28:40: warning: its scope is only this definition or declaration, which is probably not what you want
vim +28 arch/arm64/include/asm/stacktrace.h
12 * 13 * You should have received a copy of the GNU General Public License 14 * along with this program. If not, see <http://www.gnu.org/licenses/>. 15 */ 16 #ifndef __ASM_STACKTRACE_H 17 #define __ASM_STACKTRACE_H 18 19 struct stackframe { 20 unsigned long fp; 21 unsigned long sp; 22 unsigned long pc; 23 }; 24 25 extern int unwind_frame(struct stackframe *frame); 26 extern void walk_stackframe(struct stackframe *frame, 27 int (*fn)(struct stackframe *, void *), void *data); > 28 extern void save_stack_trace_sp(struct stack_trace *trace, unsigned long *sp); 29 30 #endif /* __ASM_STACKTRACE_H */
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