diff options
Diffstat (limited to 'drivers/acpi/processor_core.c')
| -rw-r--r-- | drivers/acpi/processor_core.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c index 713b763884a9..decaebb4cbe9 100644 --- a/drivers/acpi/processor_core.c +++ b/drivers/acpi/processor_core.c @@ -110,7 +110,7 @@ static struct file_operations acpi_processor_info_fops = { }; struct acpi_processor *processors[NR_CPUS]; -struct acpi_processor_errata errata; +struct acpi_processor_errata errata __read_mostly; /* -------------------------------------------------------------------------- Errata Handling @@ -388,7 +388,7 @@ static int acpi_processor_remove_fs(struct acpi_device *device) /* Use the acpiid in MADT to map cpus in case of SMP */ #ifndef CONFIG_SMP -#define convert_acpiid_to_cpu(acpi_id) (0xff) +#define convert_acpiid_to_cpu(acpi_id) (-1) #else #ifdef CONFIG_IA64 @@ -401,7 +401,7 @@ static int acpi_processor_remove_fs(struct acpi_device *device) #define ARCH_BAD_APICID (0xff) #endif -static u8 convert_acpiid_to_cpu(u8 acpi_id) +static int convert_acpiid_to_cpu(u8 acpi_id) { u16 apic_id; int i; @@ -427,7 +427,7 @@ static int acpi_processor_get_info(struct acpi_processor *pr) acpi_status status = 0; union acpi_object object = { 0 }; struct acpi_buffer buffer = { sizeof(union acpi_object), &object }; - u8 cpu_index; + int cpu_index; static int cpu0_initialized; ACPI_FUNCTION_TRACE("acpi_processor_get_info"); @@ -473,7 +473,7 @@ static int acpi_processor_get_info(struct acpi_processor *pr) cpu_index = convert_acpiid_to_cpu(pr->acpi_id); /* Handle UP system running SMP kernel, with no LAPIC in MADT */ - if (!cpu0_initialized && (cpu_index == 0xff) && + if (!cpu0_initialized && (cpu_index == -1) && (num_online_cpus() == 1)) { cpu_index = 0; } @@ -487,7 +487,7 @@ static int acpi_processor_get_info(struct acpi_processor *pr) * less than the max # of CPUs. They should be ignored _iff * they are physically not present. */ - if (cpu_index >= NR_CPUS) { + if (cpu_index == -1) { if (ACPI_FAILURE (acpi_processor_hotadd_init(pr->handle, &pr->id))) { ACPI_DEBUG_PRINT((ACPI_DB_ERROR, @@ -558,8 +558,8 @@ static int acpi_processor_start(struct acpi_device *device) */ if (processor_device_array[pr->id] != NULL && processor_device_array[pr->id] != (void *)device) { - ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "BIOS reporting wrong ACPI id" - "for the processor\n")); + printk(KERN_WARNING "BIOS reported wrong ACPI id" + "for the processor\n"); return_VALUE(-ENODEV); } processor_device_array[pr->id] = (void *)device; |