Messages in this thread | | | From | Neil Zhang <> | Date | Sun, 13 Apr 2014 18:36:16 -0700 | Subject | RE: [PATCH] ARM: perf: save/restore pmu registers in pm notifier |
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Stephen,
> -----Original Message----- > From: Stephen Boyd [mailto:sboyd@codeaurora.org] > Sent: 2014年4月12日 2:32 > To: Neil Zhang > Cc: will.deacon@arm.com; linux@arm.linux.org.uk; Sudeep KarkadaNagesha; > linux-kernel@vger.kernel.org; linux-arm-kernel@lists.infradead.org > Subject: Re: [PATCH] ARM: perf: save/restore pmu registers in pm notifier > > On 04/11/14 04:01, Neil Zhang wrote: > > @@ -217,6 +219,24 @@ static struct notifier_block > cpu_pmu_hotplug_notifier = { > > .notifier_call = cpu_pmu_notify, > > }; > > > > +static int cpu_pmu_pm_notify(struct notifier_block *b, > > + unsigned long action, void *hcpu) { > > + int cpu = smp_processor_id(); > > + struct cpupmu_regs *pmuregs = &per_cpu(cpu_pmu_regs, cpu); > > this_cpu_ptr(&cpu_pmu_regs)?
Thanks for the suggestion, I will update it.
> > -- > Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted > by The Linux Foundation
Best Regards, Neil Zhang
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