linux_dsm_epyc7002/arch/s390/include/asm/ftrace.h
Martin Schwidefsky f296388682 ftrace/s390: mcount offset calculation
Do the mcount offset adjustment in the recordmcount.pl/recordmcount.[ch]
at compile time and not in ftrace_call_adjust at run time.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
2011-05-16 15:05:06 -04:00

25 lines
407 B
C

#ifndef _ASM_S390_FTRACE_H
#define _ASM_S390_FTRACE_H
#ifndef __ASSEMBLY__
extern void _mcount(void);
struct dyn_arch_ftrace { };
#define MCOUNT_ADDR ((long)_mcount)
#ifdef CONFIG_64BIT
#define MCOUNT_INSN_SIZE 12
#else
#define MCOUNT_INSN_SIZE 20
#endif
static inline unsigned long ftrace_call_adjust(unsigned long addr)
{
return addr;
}
#endif /* __ASSEMBLY__ */
#endif /* _ASM_S390_FTRACE_H */