57 static unsigned long ftrace_gen_branch(unsigned long pc, unsigned long addr,  in ftrace_gen_branch()  argument
61 	long pcrel_by_instr = (addr - pc) >> TILEGX_LOG2_BUNDLE_SIZE_IN_BYTES;  in ftrace_gen_branch()
105 static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr)  in ftrace_call_replace()  argument
107 	return ftrace_gen_branch(pc, addr, true);  in ftrace_call_replace()
110 static int ftrace_modify_code(unsigned long pc, unsigned long old,  in ftrace_modify_code()  argument
116 	if (!kernel_text_address(pc))  in ftrace_modify_code()
120 	pc_wr = pc - MEM_SV_START + PAGE_OFFSET;  in ftrace_modify_code()
128 		flush_icache_range(pc, pc + MCOUNT_INSN_SIZE);  in ftrace_modify_code()
135 	unsigned long pc, old;  in ftrace_update_ftrace_func()  local
139 	pc = (unsigned long)&ftrace_call;  in ftrace_update_ftrace_func()
141 	new = ftrace_call_replace(pc, (unsigned long)func);  in ftrace_update_ftrace_func()
143 	ret = ftrace_modify_code(pc, old, new);  in ftrace_update_ftrace_func()
218 	unsigned long pc = (unsigned long) callsite;  in __ftrace_modify_caller()  local
219 	unsigned long branch = ftrace_gen_branch(pc, caller_fn, false);  in __ftrace_modify_caller()
224 	return ftrace_modify_code(pc, old, new);  in __ftrace_modify_caller()