linux-kernel - Re: [PATCH v2 1/7] perf, core: introduce pmu context switch callback

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Message-ID: <20140715113957.GD9918@twins.programming.kicks-ass.net>
Date:	Tue, 15 Jul 2014 13:39:57 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	"Yan, Zheng" <zheng.z.yan@...el.com>
Cc:	linux-kernel@...r.kernel.org, mingo@...nel.org, acme@...radead.org,
	eranian@...gle.com, andi@...stfloor.org
Subject: Re: [PATCH v2 1/7] perf, core: introduce pmu context switch callback

On Tue, Jul 15, 2014 at 04:58:53PM +0800, Yan, Zheng wrote:
> +void perf_sched_cb_disable(struct pmu *pmu)
> +{
> +	this_cpu_dec(perf_sched_cb_usages);
> +}
> +
> +void perf_sched_cb_enable(struct pmu *pmu)
> +{
> +	this_cpu_inc(perf_sched_cb_usages);
> +}

Still wrong names, they do not enable/disable. Enable/disable is a
strictly boolean thing, this is counting.

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