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Date: Tue, 6 Oct 2015 11:18:42 +0100 From: Steve Capper <steve.capper@...aro.org> To: Russell King - ARM Linux <linux@....linux.org.uk> Cc: "Suzuki K. Poulose" <suzuki.poulose@....com>, "linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>, Mark Rutland <mark.rutland@....com>, Vladimir.Murzin@....com, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Marc Zyngier <marc.zyngier@....com>, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will.deacon@....com>, "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>, Edward Nevill <edward.nevill@...aro.org>, aph@...hat.com, james.morse@....com, Andre Przywara <andre.przywara@....com>, dave.martin@....com Subject: Re: [PATCH v2 21/22] arm64: cpuinfo: Expose MIDR_EL1 and REVIDR_EL1 to sysfs On 6 October 2015 at 10:09, Russell King - ARM Linux <linux@....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? > >> + >> + ret = sysfs_create_group(&dev->kobj, &cpuregs_attr_group); >> + if (ret) >> + return ret; >> + } >> + >> + return 0; >> +} >> + >> +device_initcall(cpuinfo_regs_init); >> -- >> 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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