linux-kernel - Re: [PATCH v2 2/4] perf docs: substitute CAP_SYS_ADMIN with CAP

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Message-ID: <1f7e4ffa-6c46-3a27-7949-969586165aca@linux.intel.com>
Date:   Thu, 23 Apr 2020 17:51:48 +0300
From:   Alexey Budankov <alexey.budankov@...ux.intel.com>
To:     Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
Cc:     Jiri Olsa <jolsa@...hat.com>, Namhyung Kim <namhyung@...nel.org>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Andi Kleen <ak@...ux.intel.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        "selinux@...r.kernel.org" <selinux@...r.kernel.org>,
        "linux-security-module@...r.kernel.org" 
        <linux-security-module@...r.kernel.org>
Subject: Re: [PATCH v2 2/4] perf docs: substitute CAP_SYS_ADMIN with
 CAP_PERFMON where needed


On 23.04.2020 16:22, Arnaldo Carvalho de Melo wrote:
> Em Wed, Apr 22, 2020 at 05:44:53PM +0300, Alexey Budankov escreveu:
>>
>> Substitute CAP_SYS_ADMIN with CAP_PERFMON in the docs where admin
>> is mentioned. CAP_SYS_ADMIN still works in keeping with user space
>> backward compatibility approach.
> 
> Same issue as with the previous patch, the documentation is for the
> tool, that may be used in older kernels, so we need to clarify that
> CAP_PERFMON requires updating libcap and the kernel, if that isn't
> possible, then CAP_SYS_ADMIN is needed.

Then it is just extending of single mentioning of "CAP_SYS_ADMIN" with
"CAP_PERFMON or CAP_SYS_ADMIN" where required.

Thanks,
Alexey