31 	struct gendisk *gdp;  in dasd_gendisk_alloc()  local
40 	gdp = alloc_disk(1 << DASD_PARTN_BITS);  in dasd_gendisk_alloc()
41 	if (!gdp)  in dasd_gendisk_alloc()
45 	gdp->major = DASD_MAJOR;  in dasd_gendisk_alloc()
46 	gdp->first_minor = base->devindex << DASD_PARTN_BITS;  in dasd_gendisk_alloc()
47 	gdp->fops = &dasd_device_operations;  in dasd_gendisk_alloc()
48 	gdp->driverfs_dev = &base->cdev->dev;  in dasd_gendisk_alloc()
57 	len = sprintf(gdp->disk_name, "dasd");  in dasd_gendisk_alloc()
61 			        len += sprintf(gdp->disk_name + len, "%c",  in dasd_gendisk_alloc()
64 			len += sprintf(gdp->disk_name + len, "%c",  in dasd_gendisk_alloc()
67 		len += sprintf(gdp->disk_name + len, "%c",  in dasd_gendisk_alloc()
70 	len += sprintf(gdp->disk_name + len, "%c", 'a'+(base->devindex%26));  in dasd_gendisk_alloc()
74 		set_disk_ro(gdp, 1);  in dasd_gendisk_alloc()
75 	dasd_add_link_to_gendisk(gdp, base);  in dasd_gendisk_alloc()
76 	gdp->queue = block->request_queue;  in dasd_gendisk_alloc()
77 	block->gdp = gdp;  in dasd_gendisk_alloc()
78 	set_capacity(block->gdp, 0);  in dasd_gendisk_alloc()
79 	add_disk(block->gdp);  in dasd_gendisk_alloc()
88 	if (block->gdp) {  in dasd_gendisk_free()
89 		del_gendisk(block->gdp);  in dasd_gendisk_free()
90 		block->gdp->private_data = NULL;  in dasd_gendisk_free()
91 		put_disk(block->gdp);  in dasd_gendisk_free()
92 		block->gdp = NULL;  in dasd_gendisk_free()
103 	bdev = bdget_disk(block->gdp, 0);  in dasd_scan_partitions()
152 	for (bpart.pno = block->gdp->minors - 1; bpart.pno > 0; bpart.pno--)  in dasd_destroy_partitions()
155 	invalidate_partition(block->gdp, 0);  in dasd_destroy_partitions()
158 	set_capacity(block->gdp, 0);  in dasd_destroy_partitions()