283 recompute_jump(struct alt_instr *a, u8 *orig_insn, u8 *repl_insn, u8 *insnbuf)  in recompute_jump()  argument
289 	if (a->replacementlen != 5)  in recompute_jump()
295 	next_rip = repl_insn + a->replacementlen;  in recompute_jump()
339 static void __init_or_module optimize_nops(struct alt_instr *a, u8 *instr)  in optimize_nops()  argument
347 	add_nops(instr + (a->instrlen - a->padlen), a->padlen);  in optimize_nops()
351 	DUMP_BYTES(instr, a->instrlen, "%p: [%d:%d) optimized NOPs: ",  in optimize_nops()
352 		   instr, a->instrlen - a->padlen, a->padlen);  in optimize_nops()
365 	struct alt_instr *a;  in apply_alternatives()  local
379 	for (a = start; a < end; a++) {  in apply_alternatives()
382 		instr = (u8 *)&a->instr_offset + a->instr_offset;  in apply_alternatives()
383 		replacement = (u8 *)&a->repl_offset + a->repl_offset;  in apply_alternatives()
384 		BUG_ON(a->instrlen > sizeof(insnbuf));  in apply_alternatives()
385 		BUG_ON(a->cpuid >= (NCAPINTS + NBUGINTS) * 32);  in apply_alternatives()
386 		if (!boot_cpu_has(a->cpuid)) {  in apply_alternatives()
387 			if (a->padlen > 1)  in apply_alternatives()
388 				optimize_nops(a, instr);  in apply_alternatives()
394 			a->cpuid >> 5,  in apply_alternatives()
395 			a->cpuid & 0x1f,  in apply_alternatives()
396 			instr, a->instrlen,  in apply_alternatives()
397 			replacement, a->replacementlen, a->padlen);  in apply_alternatives()
399 		DUMP_BYTES(instr, a->instrlen, "%p: old_insn: ", instr);  in apply_alternatives()
400 		DUMP_BYTES(replacement, a->replacementlen, "%p: rpl_insn: ", replacement);  in apply_alternatives()
402 		memcpy(insnbuf, replacement, a->replacementlen);  in apply_alternatives()
403 		insnbuf_sz = a->replacementlen;  in apply_alternatives()
406 		if (*insnbuf == 0xe8 && a->replacementlen == 5) {  in apply_alternatives()
413 		if (a->replacementlen && is_jmp(replacement[0]))  in apply_alternatives()
414 			recompute_jump(a, instr, replacement, insnbuf);  in apply_alternatives()
416 		if (a->instrlen > a->replacementlen) {  in apply_alternatives()
417 			add_nops(insnbuf + a->replacementlen,  in apply_alternatives()
418 				 a->instrlen - a->replacementlen);  in apply_alternatives()
419 			insnbuf_sz += a->instrlen - a->replacementlen;  in apply_alternatives()