diff options
| -rw-r--r-- | drivers/xen/xen-acpi-processor.c | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/drivers/xen/xen-acpi-processor.c b/drivers/xen/xen-acpi-processor.c index fbb9137c7d02..98e35644fda7 100644 --- a/drivers/xen/xen-acpi-processor.c +++ b/drivers/xen/xen-acpi-processor.c @@ -410,21 +410,21 @@ static int check_acpi_ids(struct acpi_processor *pr_backup) /* All online CPUs have been processed at this stage. Now verify * whether in fact "online CPUs" == physical CPUs. */ - acpi_id_present = kcalloc(BITS_TO_LONGS(nr_acpi_bits), sizeof(unsigned long), GFP_KERNEL); + acpi_id_present = bitmap_zalloc(nr_acpi_bits, GFP_KERNEL); if (!acpi_id_present) return -ENOMEM; - acpi_id_cst_present = kcalloc(BITS_TO_LONGS(nr_acpi_bits), sizeof(unsigned long), GFP_KERNEL); + acpi_id_cst_present = bitmap_zalloc(nr_acpi_bits, GFP_KERNEL); if (!acpi_id_cst_present) { - kfree(acpi_id_present); + bitmap_free(acpi_id_present); return -ENOMEM; } acpi_psd = kcalloc(nr_acpi_bits, sizeof(struct acpi_psd_package), GFP_KERNEL); if (!acpi_psd) { - kfree(acpi_id_present); - kfree(acpi_id_cst_present); + bitmap_free(acpi_id_present); + bitmap_free(acpi_id_cst_present); return -ENOMEM; } @@ -533,14 +533,14 @@ static int __init xen_acpi_processor_init(void) return -ENODEV; nr_acpi_bits = get_max_acpi_id() + 1; - acpi_ids_done = kcalloc(BITS_TO_LONGS(nr_acpi_bits), sizeof(unsigned long), GFP_KERNEL); + acpi_ids_done = bitmap_zalloc(nr_acpi_bits, GFP_KERNEL); if (!acpi_ids_done) return -ENOMEM; acpi_perf_data = alloc_percpu(struct acpi_processor_performance); if (!acpi_perf_data) { pr_debug("Memory allocation error for acpi_perf_data\n"); - kfree(acpi_ids_done); + bitmap_free(acpi_ids_done); return -ENOMEM; } for_each_possible_cpu(i) { @@ -584,7 +584,7 @@ err_unregister: err_out: /* Freeing a NULL pointer is OK: alloc_percpu zeroes. */ free_acpi_perf_data(); - kfree(acpi_ids_done); + bitmap_free(acpi_ids_done); return rc; } static void __exit xen_acpi_processor_exit(void) @@ -592,9 +592,9 @@ static void __exit xen_acpi_processor_exit(void) int i; unregister_syscore_ops(&xap_syscore_ops); - kfree(acpi_ids_done); - kfree(acpi_id_present); - kfree(acpi_id_cst_present); + bitmap_free(acpi_ids_done); + bitmap_free(acpi_id_present); + bitmap_free(acpi_id_cst_present); kfree(acpi_psd); for_each_possible_cpu(i) acpi_processor_unregister_performance(i); |