AcoSail/kernel_optimize_test
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Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq

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* 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/davej/cpufreq:
  [CPUFREQ] powernow-k8: check space_id of _PCT registers to be FFH
This commit is contained in:
Linus Torvalds 2009-06-05 10:46:48 -07:00
commit a4e4b646eb
1 changed files with 7 additions and 6 deletions
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13
arch/x86/kernel/cpu/cpufreq/powernow-k8.c
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@ -835,7 +835,7 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
{
struct cpufreq_frequency_table *powernow_table;
int ret_val = -ENODEV;
acpi_integer space_id;
acpi_integer control, status;
if (acpi_processor_register_performance(&data->acpi_data, data->cpu)) {
dprintk("register performance failed: bad ACPI data\n");
@ -848,12 +848,13 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data)
goto err_out;
}
space_id = data->acpi_data.control_register.space_id;
if ((space_id != ACPI_ADR_SPACE_FIXED_HARDWARE) ||
(space_id != ACPI_ADR_SPACE_FIXED_HARDWARE)) {
control = data->acpi_data.control_register.space_id;
status = data->acpi_data.status_register.space_id;
if ((control != ACPI_ADR_SPACE_FIXED_HARDWARE) ||
(status != ACPI_ADR_SPACE_FIXED_HARDWARE)) {
dprintk("Invalid control/status registers (%x - %x)\n",
data->acpi_data.control_register.space_id,
space_id);
control, status);
goto err_out;
}