linux-kernel - Re: [PATCH V2 2/4] perf/x86/intel/uncore: inline function to check the fixed counter event

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Message-ID: <alpine.DEB.2.20.1710201256420.1765@nanos>
Date:   Fri, 20 Oct 2017 16:13:09 +0200 (CEST)
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Kan Liang <kan.liang@...el.com>
cc:     Peter Zijlstra <peterz@...radead.org>, x86@...nel.org,
        LKML <linux-kernel@...r.kernel.org>, acme@...nel.org,
        eranian@...gle.com, ak@...ux.intel.com
Subject: Re: [PATCH V2 2/4] perf/x86/intel/uncore: inline function to check
 the fixed counter event

On Thu, 19 Oct 2017, kan.liang@...el.com wrote:
> From: Kan Liang <Kan.liang@...el.com>
> 
> Remove the special codes in generic uncore_perf_event_update.

What are special codes?

> Introduce inline function to check the fixed counter event.
>  
> +static inline bool uncore_pmc_fixed(int idx)
> +{
> +	return (idx == UNCORE_PMC_IDX_FIXED);

The parentheses are pointless. Please get rid of them.

Thanks,

	tglx