[PATCH v2 21/22] arm64: cpuinfo: Expose MIDR_EL1 and REVIDR_EL1 to sysfs

[linux@arm.linux.org.uk (Russell King - ARM Linux)]

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.

> +
> +		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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