blk_mq_hw_ctx_sysfs_entry
static struct blk_mq_hw_ctx_sysfs_entry blk_mq_hw_sysfs_nr_tags = {
static struct blk_mq_hw_ctx_sysfs_entry blk_mq_hw_sysfs_nr_reserved_tags = {
static struct blk_mq_hw_ctx_sysfs_entry blk_mq_hw_sysfs_cpus = {
struct blk_mq_hw_ctx_sysfs_entry *entry;
entry = container_of(attr, struct blk_mq_hw_ctx_sysfs_entry, attr);