PMCRAID_MAX_ADAPTERS
minor = find_first_zero_bit(pmcraid_minor, PMCRAID_MAX_ADAPTERS);
if (atomic_read(&pmcraid_adapter_count) >= PMCRAID_MAX_ADAPTERS) {
PMCRAID_MAX_ADAPTERS,
unregister_chrdev_region(MKDEV(pmcraid_major, 0), PMCRAID_MAX_ADAPTERS);
PMCRAID_MAX_ADAPTERS);
static DECLARE_BITMAP(pmcraid_minor, PMCRAID_MAX_ADAPTERS);