Commit c0939e46 authored by Borislav Petkov's avatar Borislav Petkov Committed by Rafael J. Wysocki
Browse files

powernow-k8: Cleanup init function 



Make it hotplug-safe and cleanup formatting.

Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 4827ea6e

drivers/cpufreq/powernow-k8.c

+14 −11
Original line number Diff line number Diff line
@@ -1271,7 +1271,7 @@ static void __request_acpi_cpufreq(void) 
static int __cpuinit powernowk8_init(void)

{

	unsigned int i, supported_cpus = 0;

	int rv;

	int ret;



	if (static_cpu_has(X86_FEATURE_HW_PSTATE)) {

		__request_acpi_cpufreq();
@@ -1281,24 +1281,27 @@ static int __cpuinit powernowk8_init(void) 
	if (!x86_match_cpu(powernow_k8_ids))

		return -ENODEV;



	get_online_cpus();

	for_each_online_cpu(i) {

		int rc;

		smp_call_function_single(i, check_supported_cpu, &rc, 1);

		if (rc == 0)

		smp_call_function_single(i, check_supported_cpu, &ret, 1);

		if (!ret)

			supported_cpus++;

	}



	if (supported_cpus != num_online_cpus())

	if (supported_cpus != num_online_cpus()) {

		put_online_cpus();

		return -ENODEV;

	}

	put_online_cpus();



	rv = cpufreq_register_driver(&cpufreq_amd64_driver);

	ret = cpufreq_register_driver(&cpufreq_amd64_driver);

	if (ret)

		return ret;



	if (!rv)

	pr_info(PFX "Found %d %s (%d cpu cores) (" VERSION ")\n",

			num_online_nodes(), boot_cpu_data.x86_model_id,

			supported_cpus);

		num_online_nodes(), boot_cpu_data.x86_model_id, supported_cpus);



	return rv;

	return ret;

}



/* driver entry point for term */