On 6 October 2015 at 11:25, Mark Rutland <mark.rutl...@arm.com> wrote:
> On Tue, Oct 06, 2015 at 11:18:42AM +0100, Steve Capper wrote:
>> On 6 October 2015 at 10:09, Russell King - ARM Linux
>> <li...@arm.linux.org.uk> wrote:
>> > On Mon, Oct 05, 2015 at 06:02:10PM +0100, Suzuki K. Poulose wrote:
>> >> +static int __init cpuinfo_regs_init(void)
>> >> +{
>> >> + int cpu, ret;
>> >> +
>> >> + for_each_present_cpu(cpu) {
>> >> + struct device *dev = get_cpu_device(cpu);
>> >> +
>> >> + if (!dev)
>> >> + return -1;
>> >
>> > NAK. Go figure out why, I'm too lazy to tell you.
>>
>> I will correct the return code to be -ENODEV.
>> Was that the reasoning behind the NAK?
>
> I suspect the half-initialised sysfs groups also have something to do
> with it...
Okay, cheers Mark, I see what you mean.
>
> Mark.
>
>>
>> >
>> >> +
>> >> + ret = sysfs_create_group(&dev->kobj, &cpuregs_attr_group);
>> >> + if (ret)
>> >> + return ret;
>> >> + }
>> >> +
>> >> + return 0;
>> >> +}
>> >> +
>> >> +device_initcall(cpuinfo_regs_init);
>> >> --
>> >> 1.7.9.5
>>
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