51 static int find_matching_signature(void *mc, unsigned int csig, int cpf)  in find_matching_signature()  argument
53 	struct microcode_header_intel *mc_hdr = mc;  in find_matching_signature()
65 	ext_hdr = mc + get_datasize(mc_hdr) + MC_HEADER_SIZE;  in find_matching_signature()
79 static int has_newer_microcode(void *mc, unsigned int csig, int cpf, int new_rev)  in has_newer_microcode()  argument
81 	struct microcode_header_intel *mc_hdr = mc;  in has_newer_microcode()
86 	return find_matching_signature(mc, csig, cpf);  in has_newer_microcode()
166 static int microcode_sanity_check(void *mc, int print_err)  in microcode_sanity_check()  argument
169 	struct microcode_header_intel *mc_header = mc;  in microcode_sanity_check()
201 		ext_header = mc + MC_HEADER_SIZE + data_size;  in microcode_sanity_check()
235 		orig_sum += ((u32 *)mc)[i];  in microcode_sanity_check()
398 static void save_mc_for_early(struct ucode_cpu_info *uci, u8 *mc, unsigned int size)  in save_mc_for_early()  argument
405 	save_microcode_patch(uci, mc, size);  in save_mc_for_early()
472 	struct microcode_intel *mc;  in print_ucode()  local
476 	mc = uci->mc;  in print_ucode()
477 	if (!mc)  in print_ucode()
484 	*current_mc_date_p = mc->hdr.date;  in print_ucode()
490 	struct microcode_intel *mc;  in print_ucode()  local
492 	mc = uci->mc;  in print_ucode()
493 	if (!mc)  in print_ucode()
496 	print_ucode_info(uci, mc->hdr.date);  in print_ucode()
502 	struct microcode_intel *mc;  in apply_microcode_early()  local
505 	mc = uci->mc;  in apply_microcode_early()
506 	if (!mc)  in apply_microcode_early()
515 	if (rev >= mc->hdr.rev) {  in apply_microcode_early()
527 	native_wrmsrl(MSR_IA32_UCODE_WRITE, (unsigned long)mc->bits);  in apply_microcode_early()
530 	if (rev != mc->hdr.rev)  in apply_microcode_early()
538 		print_ucode_info(uci, mc->hdr.date);  in apply_microcode_early()
609 	uci.mc = patch;  in load_ucode_intel_bsp()
632 	uci.mc = *iup;  in load_ucode_intel_ap()
670 	uci.mc = p;  in reload_ucode_intel()
708 	struct microcode_intel *mc;  in apply_microcode_intel()  local
718 	mc = find_patch(uci);  in apply_microcode_intel()
719 	if (!mc) {  in apply_microcode_intel()
720 		mc = uci->mc;  in apply_microcode_intel()
721 		if (!mc)  in apply_microcode_intel()
731 	if (rev >= mc->hdr.rev) {  in apply_microcode_intel()
743 	wrmsrl(MSR_IA32_UCODE_WRITE, (unsigned long)mc->bits);  in apply_microcode_intel()
747 	if (rev != mc->hdr.rev) {  in apply_microcode_intel()
749 		       cpu, mc->hdr.rev);  in apply_microcode_intel()
756 			mc->hdr.date & 0xffff,  in apply_microcode_intel()
757 			mc->hdr.date >> 24,  in apply_microcode_intel()
758 			(mc->hdr.date >> 16) & 0xff);  in apply_microcode_intel()
781 	u8 *new_mc = NULL, *mc = NULL;  in generic_load_microcode()  local
806 		if (!mc || mc_size > curr_mc_size) {  in generic_load_microcode()
807 			vfree(mc);  in generic_load_microcode()
808 			mc = vmalloc(mc_size);  in generic_load_microcode()
809 			if (!mc)  in generic_load_microcode()
814 		memcpy(mc, &mc_header, sizeof(mc_header));  in generic_load_microcode()
815 		data = mc + sizeof(mc_header);  in generic_load_microcode()
817 		    microcode_sanity_check(mc, 1) < 0) {  in generic_load_microcode()
823 		if (has_newer_microcode(mc, csig, cpf, new_rev)) {  in generic_load_microcode()
826 			new_mc  = mc;  in generic_load_microcode()
828 			mc = NULL;	/* trigger new vmalloc */  in generic_load_microcode()
833 	vfree(mc);  in generic_load_microcode()
843 	vfree(uci->mc);  in generic_load_microcode()
844 	uci->mc = (struct microcode_intel *)new_mc;  in generic_load_microcode()