linux-kernel - Re: [PATCH 3/7] coresight: Use event attributes for sink selection

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Message-ID: <20190123210507.GA17767@hirez.programming.kicks-ass.net>
Date:   Wed, 23 Jan 2019 22:05:07 +0100
From:   Peter Zijlstra <peterz@...radead.org>
To:     Mathieu Poirier <mathieu.poirier@...aro.org>
Cc:     acme@...nel.org, gregkh@...uxfoundation.org, mingo@...hat.com,
        tglx@...utronix.de, alexander.shishkin@...ux.intel.com,
        schwidefsky@...ibm.com, heiko.carstens@...ibm.com,
        will.deacon@....com, mark.rutland@....com, jolsa@...hat.com,
        namhyung@...nel.org, adrian.hunter@...el.com, ast@...nel.org,
        hpa@...or.com, suzuki.poulose@....com, linux-s390@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 3/7] coresight: Use event attributes for sink selection

On Wed, Jan 23, 2019 at 10:03:33PM +0100, Peter Zijlstra wrote:
> On Tue, Jan 15, 2019 at 04:07:38PM -0700, Mathieu Poirier wrote:
> > +	/* First get the selected sink from user space. */
> > +	sink = coresight_get_sink_by_id(event->attr.config2);
> 
> (I know there's a new version out, I'll go look there shortly)
> 
> should this patch not also have something like:
> 
> PMU_FORMAT_ATTR(sinkid, "config2:0-63");

n/m, I see it's already there.