71 static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr,  in ftrace_call_replace()  argument
74 	return arm_gen_branch_link(pc, addr, warn);  in ftrace_call_replace()
77 static int ftrace_modify_code(unsigned long pc, unsigned long old,  in ftrace_modify_code()  argument
88 		if (copy_from_kernel_nofault(&replaced, (void *)pc,  in ftrace_modify_code()
96 	__patch_text((void *)pc, new);  in ftrace_modify_code()
103 	unsigned long pc;  in ftrace_update_ftrace_func()  local
107 	pc = (unsigned long)&ftrace_call;  in ftrace_update_ftrace_func()
108 	new = ftrace_call_replace(pc, (unsigned long)func, true);  in ftrace_update_ftrace_func()
110 	ret = ftrace_modify_code(pc, 0, new, false);  in ftrace_update_ftrace_func()
114 		pc = (unsigned long)&ftrace_regs_call;  in ftrace_update_ftrace_func()
115 		new = ftrace_call_replace(pc, (unsigned long)func, true);  in ftrace_update_ftrace_func()
117 		ret = ftrace_modify_code(pc, 0, new, false);  in ftrace_update_ftrace_func()
231 	unsigned long pc = (unsigned long) callsite;  in __ftrace_modify_caller()  local
232 	unsigned long branch = arm_gen_branch(pc, caller_fn);  in __ftrace_modify_caller()
237 	return ftrace_modify_code(pc, old, new, true);  in __ftrace_modify_caller()