arm: walk_stacktrace() needs to be exported

oprofile depends on having it

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

authored by

Al Viro and committed by
Linus Torvalds
7b104bcb ecec5ba6

+2
+2
arch/arm/kernel/stacktrace.c
··· 1 #include <linux/sched.h> 2 #include <linux/stacktrace.h> 3 ··· 31 32 return 0; 33 } 34 35 #ifdef CONFIG_STACKTRACE 36 struct stack_trace_data {
··· 1 + #include <linux/module.h> 2 #include <linux/sched.h> 3 #include <linux/stacktrace.h> 4 ··· 30 31 return 0; 32 } 33 + EXPORT_SYMBOL(walk_stackframe); 34 35 #ifdef CONFIG_STACKTRACE 36 struct stack_trace_data {