41 static inline sector_t nr_sects(struct msdos_partition *p)  in nr_sects()  argument
43 	return (sector_t)get_unaligned_le32(&p->nr_sects);  in nr_sects()
46 static inline sector_t start_sect(struct msdos_partition *p)  in start_sect()  argument
48 	return (sector_t)get_unaligned_le32(&p->start_sect);  in start_sect()
51 static inline int is_extended_partition(struct msdos_partition *p)  in is_extended_partition()  argument
53 	return (p->sys_ind == DOS_EXTENDED_PARTITION ||  in is_extended_partition()
54 		p->sys_ind == WIN98_EXTENDED_PARTITION ||  in is_extended_partition()
55 		p->sys_ind == LINUX_EXTENDED_PARTITION);  in is_extended_partition()
62 msdos_magic_present(unsigned char *p)  in msdos_magic_present()  argument
64 	return (p[0] == MSDOS_LABEL_MAGIC1 && p[1] == MSDOS_LABEL_MAGIC2);  in msdos_magic_present()
72 static int aix_magic_present(struct parsed_partitions *state, unsigned char *p)  in aix_magic_present()  argument
74 	struct msdos_partition *pt = (struct msdos_partition *) (p + 0x1be);  in aix_magic_present()
79 	if (!(p[0] == AIX_LABEL_MAGIC1 &&  in aix_magic_present()
80 		p[1] == AIX_LABEL_MAGIC2 &&  in aix_magic_present()
81 		p[2] == AIX_LABEL_MAGIC3 &&  in aix_magic_present()
82 		p[3] == AIX_LABEL_MAGIC4))  in aix_magic_present()
134 	struct msdos_partition *p;  in parse_extended()  local
159 		p = (struct msdos_partition *) (data + 0x1be);  in parse_extended()
173 		for (i = 0; i < 4; i++, p++) {  in parse_extended()
176 			if (!nr_sects(p) || is_extended_partition(p))  in parse_extended()
181 			offs = start_sect(p)*sector_size;  in parse_extended()
182 			size = nr_sects(p)*sector_size;  in parse_extended()
195 			if (p->sys_ind == LINUX_RAID_PARTITION)  in parse_extended()
208 		p -= 4;  in parse_extended()
209 		for (i = 0; i < 4; i++, p++)  in parse_extended()
210 			if (nr_sects(p) && is_extended_partition(p))  in parse_extended()
215 		this_sector = first_sector + start_sect(p) * sector_size;  in parse_extended()
216 		this_size = nr_sects(p) * sector_size;  in parse_extended()
361 	struct bsd_partition *p;  in parse_bsd()  local
377 	for (p = l->d_partitions; p - l->d_partitions < max_partitions; p++) {  in parse_bsd()
382 		if (p->p_fstype == BSD_FS_UNUSED)  in parse_bsd()
384 		bsd_start = le32_to_cpu(p->p_offset);  in parse_bsd()
385 		bsd_size = le32_to_cpu(p->p_size);  in parse_bsd()
489 	struct unixware_slice *p;  in parse_unixware()  local
505 	p = &l->vtoc.v_slice[1];  in parse_unixware()
507 	while (p - &l->vtoc.v_slice[0] < UNIXWARE_NUMSLICE) {  in parse_unixware()
511 		if (p->s_label != UNIXWARE_FS_UNUSED)  in parse_unixware()
513 				      le32_to_cpu(p->start_sect),  in parse_unixware()
514 				      le32_to_cpu(p->nr_sects));  in parse_unixware()
515 		p++;  in parse_unixware()
535 	struct msdos_partition *p;  in parse_minix()  local
542 	p = (struct msdos_partition *)(data + 0x1be);  in parse_minix()
548 	    p->sys_ind == MINIX_PARTITION) { /* subpartition table present */  in parse_minix()
553 		for (i = 0; i < MINIX_NR_SUBPARTITIONS; i++, p++) {  in parse_minix()
557 			if (p->sys_ind == MINIX_PARTITION)  in parse_minix()
559 					      start_sect(p), nr_sects(p));  in parse_minix()
586 	struct msdos_partition *p;  in msdos_partition()  local
621 	p = (struct msdos_partition *) (data + 0x1be);  in msdos_partition()
622 	for (slot = 1; slot <= 4; slot++, p++) {  in msdos_partition()
623 		if (p->boot_ind != 0 && p->boot_ind != 0x80) {  in msdos_partition()
643 	p = (struct msdos_partition *) (data + 0x1be);  in msdos_partition()
644 	for (slot = 1 ; slot <= 4 ; slot++, p++) {  in msdos_partition()
646 		if (p->sys_ind == EFI_PMBR_OSTYPE_EFI_GPT) {  in msdos_partition()
652 	p = (struct msdos_partition *) (data + 0x1be);  in msdos_partition()
663 	for (slot = 1 ; slot <= 4 ; slot++, p++) {  in msdos_partition()
664 		sector_t start = start_sect(p)*sector_size;  in msdos_partition()
665 		sector_t size = nr_sects(p)*sector_size;  in msdos_partition()
669 		if (is_extended_partition(p)) {  in msdos_partition()
688 		if (p->sys_ind == LINUX_RAID_PARTITION)  in msdos_partition()
690 		if (p->sys_ind == DM6_PARTITION)  in msdos_partition()
692 		if (p->sys_ind == EZD_PARTITION)  in msdos_partition()
699 	p = (struct msdos_partition *) (0x1be + data);  in msdos_partition()
700 	for (slot = 1 ; slot <= 4 ; slot++, p++) {  in msdos_partition()
701 		unsigned char id = p->sys_ind;  in msdos_partition()
704 		if (!nr_sects(p))  in msdos_partition()
712 		subtypes[n].parse(state, start_sect(p) * sector_size,  in msdos_partition()
713 				  nr_sects(p) * sector_size, slot);  in msdos_partition()