summaryrefslogtreecommitdiff
path: root/arch/parisc/include/asm/ftrace.h
blob: 544ed8ef87ebbb4da274c7d8fb8e82464fe3fcda (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
#ifndef _ASM_PARISC_FTRACE_H
#define _ASM_PARISC_FTRACE_H

#ifndef __ASSEMBLY__
extern void mcount(void);

/*
 * Stack of return addresses for functions of a thread.
 * Used in struct thread_info
 */
struct ftrace_ret_stack {
	unsigned long ret;
	unsigned long func;
	unsigned long long calltime;
};

/*
 * Primary handler of a function return.
 * It relays on ftrace_return_to_handler.
 * Defined in entry.S
 */
extern void return_to_handler(void);


extern unsigned long return_address(unsigned int);

#define ftrace_return_address(n) return_address(n)

#endif /* __ASSEMBLY__ */

#endif /* _ASM_PARISC_FTRACE_H */