linux-kernel - Re: [PATCH] perf/core: Add macros for possible sysctl_perf_event

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Message-ID: <YswVWwwXi6zWaEAy@hirez.programming.kicks-ass.net>
Date:   Mon, 11 Jul 2022 14:19:39 +0200
From:   Peter Zijlstra <peterz@...radead.org>
To:     Anshuman Khandual <anshuman.khandual@....com>
Cc:     James Clark <james.clark@....com>, linux-kernel@...r.kernel.org,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        linux-perf-users@...r.kernel.org
Subject: Re: [PATCH] perf/core: Add macros for possible
 sysctl_perf_event_paranoid values

On Mon, Jul 11, 2022 at 02:55:12PM +0530, Anshuman Khandual wrote:
> Enumerating [-1, 0, 1, 2] paranoid range values in kernel too, does not add
> much value as well ?

That's what the user-interface requires as well. How is obscuring the
values the user has to explicitly poke in help things?