--- drivers/acpi/acpi_processor.c | 6 ++++++ drivers/acpi/processor_driver.c | 4 ---- 2 files changed, 6 insertions(+), 4 deletions(-) Index: linux-2.6/drivers/acpi/processor_driver.c =================================================================== --- linux-2.6.orig/drivers/acpi/processor_driver.c +++ linux-2.6/drivers/acpi/processor_driver.c @@ -78,9 +78,6 @@ static struct device_driver acpi_process .remove = acpi_processor_stop, }; -DEFINE_PER_CPU(struct acpi_processor *, processors); -EXPORT_PER_CPU_SYMBOL(processors); - static void acpi_processor_notify(acpi_handle handle, u32 event, void *data) { struct acpi_device *device = data; @@ -266,7 +263,6 @@ static int acpi_processor_stop(struct de pr->cdev = NULL; } - per_cpu(processors, pr->id) = NULL; return 0; } Index: linux-2.6/drivers/acpi/acpi_processor.c =================================================================== --- linux-2.6.orig/drivers/acpi/acpi_processor.c +++ linux-2.6/drivers/acpi/acpi_processor.c @@ -29,6 +29,9 @@ ACPI_MODULE_NAME("processor"); +DEFINE_PER_CPU(struct acpi_processor *, processors); +EXPORT_PER_CPU_SYMBOL(processors); + /* -------------------------------------------------------------------------- Errata Handling -------------------------------------------------------------------------- */ @@ -387,6 +390,7 @@ static int __cpuinit acpi_processor_add( * checks. */ per_cpu(processor_device_array, pr->id) = device; + per_cpu(processors, pr->id) = pr; dev = get_cpu_device(pr->id); result = acpi_bind_one(dev, pr->handle); @@ -406,6 +410,7 @@ static int __cpuinit acpi_processor_add( err: free_cpumask_var(pr->throttling.shared_cpu_map); device->driver_data = NULL; + per_cpu(processors, pr->id) = NULL; err_free_pr: kfree(pr); return result; @@ -440,6 +445,7 @@ static void acpi_processor_remove(struct /* Clean up. */ per_cpu(processor_device_array, pr->id) = NULL; + per_cpu(processors, pr->id) = NULL; try_offline_node(cpu_to_node(pr->id)); /* Remove the CPU. */