1070 		for (i = 0; i < map->num_stripes; i++) {  in contains_pending_extent()
2541 	u32 num_stripes;  in btrfs_del_sys_chunk()  local
2561 			num_stripes = btrfs_stack_chunk_num_stripes(chunk);  in btrfs_del_sys_chunk()
2562 			len += btrfs_chunk_item_size(num_stripes);  in btrfs_del_sys_chunk()
2614 	for (i = 0; i < map->num_stripes; i++) {  in btrfs_remove_chunk()
2983 	int num_stripes = btrfs_chunk_num_stripes(leaf, chunk);  in chunk_devid_filter()  local
2986 	for (i = 0; i < num_stripes; i++) {  in chunk_devid_filter()
3002 	int num_stripes = btrfs_chunk_num_stripes(leaf, chunk);  in chunk_drange_filter()  local
3013 		factor = num_stripes / 2;  in chunk_drange_filter()
3015 		factor = num_stripes - 1;  in chunk_drange_filter()
3017 		factor = num_stripes - 2;  in chunk_drange_filter()
3019 		factor = num_stripes;  in chunk_drange_filter()
3022 	for (i = 0; i < num_stripes; i++) {  in chunk_drange_filter()
4229 	int num_stripes;	/* total number of stripes to allocate */  in __btrfs_alloc_chunk()  local
4377 	num_stripes = ndevs * dev_stripes;  in __btrfs_alloc_chunk()
4383 	data_stripes = num_stripes / ncopies;  in __btrfs_alloc_chunk()
4388 		data_stripes = num_stripes - 1;  in __btrfs_alloc_chunk()
4393 		data_stripes = num_stripes - 2;  in __btrfs_alloc_chunk()
4422 	map = kmalloc(map_lookup_size(num_stripes), GFP_NOFS);  in __btrfs_alloc_chunk()
4427 	map->num_stripes = num_stripes;  in __btrfs_alloc_chunk()
4481 	for (i = 0; i < map->num_stripes; i++) {  in __btrfs_alloc_chunk()
4488 						   map->num_stripes);  in __btrfs_alloc_chunk()
4551 	item_size = btrfs_chunk_item_size(map->num_stripes);  in btrfs_finish_chunk_alloc()
4560 	for (i = 0; i < map->num_stripes; i++) {  in btrfs_finish_chunk_alloc()
4577 	for (i = 0; i < map->num_stripes; i++) {  in btrfs_finish_chunk_alloc()
4591 	btrfs_set_stack_chunk_num_stripes(chunk, map->num_stripes);  in btrfs_finish_chunk_alloc()
4693 	for (i = 0; i < map->num_stripes; i++) {  in btrfs_chunk_readonly()
4774 		ret = map->num_stripes;  in btrfs_num_copies()
4879 static void sort_parity_stripes(struct btrfs_bio *bbio, int num_stripes)  in sort_parity_stripes()  argument
4888 		for (i = 0; i < num_stripes - 1; i++) {  in sort_parity_stripes()
4961 	int num_stripes;  in __btrfs_map_block()  local
5055 	if (dev_replace_is_ongoing && mirror_num == map->num_stripes + 1 &&  in __btrfs_map_block()
5085 		tmp_num_stripes = tmp_bbio->num_stripes;  in __btrfs_map_block()
5133 	} else if (mirror_num > map->num_stripes) {  in __btrfs_map_block()
5137 	num_stripes = 1;  in __btrfs_map_block()
5147 			num_stripes = min_t(u64, map->num_stripes,  in __btrfs_map_block()
5149 		stripe_nr = div_u64_rem(stripe_nr, map->num_stripes,  in __btrfs_map_block()
5155 			num_stripes = map->num_stripes;  in __btrfs_map_block()
5160 					    map->num_stripes,  in __btrfs_map_block()
5161 					    current->pid % map->num_stripes,  in __btrfs_map_block()
5168 			num_stripes = map->num_stripes;  in __btrfs_map_block()
5176 		u32 factor = map->num_stripes / map->sub_stripes;  in __btrfs_map_block()
5182 			num_stripes = map->sub_stripes;  in __btrfs_map_block()
5184 			num_stripes = min_t(u64, map->sub_stripes *  in __btrfs_map_block()
5186 					    map->num_stripes);  in __btrfs_map_block()
5208 			num_stripes = map->num_stripes;  in __btrfs_map_block()
5227 			div_u64_rem(stripe_nr + stripe_index, map->num_stripes,  in __btrfs_map_block()
5239 		stripe_nr = div_u64_rem(stripe_nr, map->num_stripes,  in __btrfs_map_block()
5243 	BUG_ON(stripe_index >= map->num_stripes);  in __btrfs_map_block()
5245 	num_alloc_stripes = num_stripes;  in __btrfs_map_block()
5251 		tgtdev_indexes = num_stripes;  in __btrfs_map_block()
5275 		div_u64_rem(stripe_nr, num_stripes, &rot);  in __btrfs_map_block()
5280 			bbio->raid_map[(i+rot) % num_stripes] =  in __btrfs_map_block()
5283 		bbio->raid_map[(i+rot) % map->num_stripes] = RAID5_P_STRIPE;  in __btrfs_map_block()
5285 			bbio->raid_map[(i+rot+1) % num_stripes] =  in __btrfs_map_block()
5303 			factor = map->num_stripes / sub_stripes;  in __btrfs_map_block()
5312 		for (i = 0; i < num_stripes; i++) {  in __btrfs_map_block()
5351 			if (stripe_index == map->num_stripes) {  in __btrfs_map_block()
5358 		for (i = 0; i < num_stripes; i++) {  in __btrfs_map_block()
5373 		sort_parity_stripes(bbio, num_stripes);  in __btrfs_map_block()
5392 		index_where_to_add = num_stripes;  in __btrfs_map_block()
5393 		for (i = 0; i < num_stripes; i++) {  in __btrfs_map_block()
5410 		num_stripes = index_where_to_add;  in __btrfs_map_block()
5425 		for (i = 0; i < num_stripes; i++) {  in __btrfs_map_block()
5445 					bbio->stripes + num_stripes;  in __btrfs_map_block()
5451 				bbio->tgtdev_map[index_srcdev] = num_stripes;  in __btrfs_map_block()
5454 				num_stripes++;  in __btrfs_map_block()
5461 	bbio->num_stripes = num_stripes;  in __btrfs_map_block()
5471 	if (patch_the_first_stripe_for_dev_replace && num_stripes > 0) {  in __btrfs_map_block()
5472 		WARN_ON(num_stripes > 1);  in __btrfs_map_block()
5475 		bbio->mirror_num = map->num_stripes + 1;  in __btrfs_map_block()
5538 		length = div_u64(length, map->num_stripes / map->sub_stripes);  in btrfs_rmap_block()
5540 		length = div_u64(length, map->num_stripes);  in btrfs_rmap_block()
5546 	buf = kcalloc(map->num_stripes, sizeof(u64), GFP_NOFS);  in btrfs_rmap_block()
5549 	for (i = 0; i < map->num_stripes; i++) {  in btrfs_rmap_block()
5560 			stripe_nr = stripe_nr * map->num_stripes + i;  in btrfs_rmap_block()
5563 			stripe_nr = stripe_nr * map->num_stripes + i;  in btrfs_rmap_block()
5569 		WARN_ON(nr >= map->num_stripes);  in btrfs_rmap_block()
5575 			WARN_ON(nr >= map->num_stripes);  in btrfs_rmap_block()
5609 			BUG_ON(stripe_index >= bbio->num_stripes);  in btrfs_end_bio()
5853 	total_devs = bbio->num_stripes;  in btrfs_map_bio()
5858 	atomic_set(&bbio->stripes_pending, bbio->num_stripes);  in btrfs_map_bio()
6017 	int num_stripes;  in read_one_chunk()  local
6039 	num_stripes = btrfs_chunk_num_stripes(leaf, chunk);  in read_one_chunk()
6040 	map = kmalloc(map_lookup_size(num_stripes), GFP_NOFS);  in read_one_chunk()
6054 	map->num_stripes = num_stripes;  in read_one_chunk()
6061 	for (i = 0; i < num_stripes; i++) {  in read_one_chunk()
6264 	u32 num_stripes;  in btrfs_read_sys_array()  local
6325 			num_stripes = btrfs_chunk_num_stripes(sb, chunk);  in btrfs_read_sys_array()
6326 			if (!num_stripes) {  in btrfs_read_sys_array()
6329 					num_stripes, cur_offset);  in btrfs_read_sys_array()
6334 			len = btrfs_chunk_item_size(num_stripes);  in btrfs_read_sys_array()
6733 		for (i = 0; i < map->num_stripes; i++) {  in btrfs_update_commit_device_bytes_used()