linux-kernel - Re: [PATCH 04/31] perf record, bpf: Create probe points for BPF programs

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Message-ID: <20151020192152.GA10639@kernel.org>
Date:	Tue, 20 Oct 2015 16:21:53 -0300
From:	Arnaldo Carvalho de Melo <arnaldo.melo@...il.com>
To:	David Ahern <dsahern@...il.com>
Cc:	Wang Nan <wangnan0@...wei.com>, ast@...mgrid.com,
	brendan.d.gregg@...il.com, a.p.zijlstra@...llo.nl,
	daniel@...earbox.net, hekuang@...wei.com, jolsa@...nel.org,
	lizefan@...wei.com, masami.hiramatsu.pt@...achi.com,
	namhyung@...nel.org, paulus@...ba.org,
	linux-kernel@...r.kernel.org, pi3orama@....com, xiakaixu@...wei.com
Subject: Re: [PATCH 04/31] perf record, bpf: Create probe points for BPF
 programs

Em Tue, Oct 20, 2015 at 01:16:04PM -0600, David Ahern escreveu:
> On 10/20/15 1:12 PM, Arnaldo Carvalho de Melo wrote:
> >I.e. no libbpf error (good!) but then, just an -EINVAL as the "event syntax
> >error", which clearly isn't a syntax error, we need to tell the user that he or she
> >needs special perfmissions for using sys_bpf():-)
> 
> perfmissions? Are you coining new words -- permissions for perf? ;-)

LOL, totally unintended 8-)

- Arnaldo
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