linux-kernel - Re: [PATCH/FIX] perf-events: Put the per cpu state for intel

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Date:	Thu, 11 Nov 2010 18:54:42 +0100
From:	Stephane Eranian <eranian@...gle.com>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	linux-kernel@...r.kernel.org, fweisbec@...il.com,
	a.p.zijlstra@...llo.nl, mingo@...e.hu, acme@...hat.com,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH/FIX] perf-events: Put the per cpu state for intel_pmu too

On Thu, Nov 11, 2010 at 6:35 PM, Andi Kleen <andi@...stfloor.org> wrote:
>
> Small bug fix for the earlier offcore_response patch:
> need to put the events for intel_pmu too, not only core_pmu.
>

You don't need it for core pmu, this is for Core Duo/Solo
if I recall correctly.


> Signed-off-by: Andi Kleen <ak@...ux.intel.com>
>
> diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c
> index a06dae3..9a71ffd 100644
> --- a/arch/x86/kernel/cpu/perf_event_intel.c
> +++ b/arch/x86/kernel/cpu/perf_event_intel.c
> @@ -1031,6 +1031,7 @@ static __initconst const struct x86_pmu intel_pmu = {
>         */
>        .max_period             = (1ULL << 31) - 1,
>        .get_event_constraints  = intel_get_event_constraints,
> +       .put_event_constraints  = intel_put_event_constraints,
>
>        .cpu_starting           = intel_pmu_cpu_starting,
>        .cpu_dying              = intel_pmu_cpu_dying,
>
> --
> ak@...ux.intel.com -- Speaking for myself only.
>
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