ftrace_nop_replace 50 arch/arm/kernel/ftrace.c static unsigned long ftrace_nop_replace(struct dyn_ftrace *rec) ftrace_nop_replace 50 arch/ia64/kernel/ftrace.c static unsigned char *ftrace_nop_replace(void) ftrace_nop_replace 48 arch/sh/kernel/ftrace.c static unsigned char *ftrace_nop_replace(unsigned long ip) ftrace_nop_replace 112 arch/x86/kernel/ftrace.c static const unsigned char *ftrace_nop_replace(void)