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-rw-r--r--include/linux/ftrace.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 703eb53cfa2b..22240dfe912e 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -74,6 +74,9 @@ extern void ftrace_caller(void);
74extern void ftrace_call(void); 74extern void ftrace_call(void);
75extern void mcount_call(void); 75extern void mcount_call(void);
76 76
77/* May be defined in arch */
78extern int ftrace_arch_read_dyn_info(char *buf, int size);
79
77/** 80/**
78 * ftrace_modify_code - modify code segment 81 * ftrace_modify_code - modify code segment
79 * @ip: the address of the code segment 82 * @ip: the address of the code segment