linux-kernel - Re: [RFC v2] perf: Rewrite core context handling

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Date:   Mon, 22 Aug 2022 20:10:24 +0530
From:   Ravi Bangoria <ravi.bangoria@....com>
To:     peterz@...radead.org
Cc:     acme@...nel.org, alexander.shishkin@...ux.intel.com,
        jolsa@...hat.com, namhyung@...nel.org, songliubraving@...com,
        eranian@...gle.com, alexey.budankov@...ux.intel.com,
        ak@...ux.intel.com, mark.rutland@....com, megha.dey@...el.com,
        frederic@...nel.org, maddy@...ux.ibm.com, irogers@...gle.com,
        kim.phillips@....com, linux-kernel@...r.kernel.org,
        santosh.shukla@....com, ravi.bangoria@....com
Subject: Re: [RFC v2] perf: Rewrite core context handling


> @@ -915,7 +925,7 @@ static int perf_cgroup_ensure_storage(struct perf_event *event,
>  		heap_size++;
>  
>  	for_each_possible_cpu(cpu) {
> -		cpuctx = per_cpu_ptr(event->pmu->pmu_cpu_context, cpu);
> +		cpuctx = this_cpu_ptr(&cpu_context);

This should be fixed as well:

s/this_cpu_ptr(&cpu_context)/per_cpu_ptr(&cpu_context, cpu)/

Thanks,
Ravi