summaryrefslogtreecommitdiffstats
path: root/arch/ia64/include/asm/ftrace.h
blob: d20db3c2a656719cc44a3ee3a9559737234c7a4b (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
#ifndef _ASM_IA64_FTRACE_H
#define _ASM_IA64_FTRACE_H

#ifdef CONFIG_FUNCTION_TRACER
#define MCOUNT_INSN_SIZE        32 /* sizeof mcount call */

#ifndef __ASSEMBLY__
extern void _mcount(unsigned long pfs, unsigned long r1, unsigned long b0, unsigned long r0);
#define mcount _mcount

#include <asm/kprobes.h>
/* In IA64, MCOUNT_ADDR is set in link time, so it's not a constant at compile time */
#define MCOUNT_ADDR (((struct fnptr *)mcount)->ip)
#define FTRACE_ADDR (((struct fnptr *)ftrace_caller)->ip)

static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
	/* second bundle, insn 2 */
	return addr - 0x12;
}

struct dyn_arch_ftrace {
};
#endif

#endif /* CONFIG_FUNCTION_TRACER */

#endif /* _ASM_IA64_FTRACE_H */
OpenPOWER on IntegriCloud