ftrace_modify_code 108 arch/x86/kernel/ftrace.c ret = ftrace_modify_code(ip, old, new); ftrace_modify_code 125 arch/x86/kernel/ftrace.c *addr = ftrace_modify_code(ip, old, new); ftrace_modify_code 70 include/linux/ftrace.h extern int ftrace_modify_code(unsigned long ip, unsigned char *old_code, ftrace_modify_code 481 kernel/trace/ftrace.c return ftrace_modify_code(ip, old, new); ftrace_modify_code 546 kernel/trace/ftrace.c failed = ftrace_modify_code(ip, call, nop);