From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751969AbbJTTWM (ORCPT ); Tue, 20 Oct 2015 15:22:12 -0400 Received: from casper.infradead.org ([85.118.1.10]:36523 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751051AbbJTTWK (ORCPT ); Tue, 20 Oct 2015 15:22:10 -0400 Date: Tue, 20 Oct 2015 16:21:53 -0300 From: Arnaldo Carvalho de Melo To: David Ahern Cc: Wang Nan , ast@plumgrid.com, brendan.d.gregg@gmail.com, a.p.zijlstra@chello.nl, daniel@iogearbox.net, hekuang@huawei.com, jolsa@kernel.org, lizefan@huawei.com, masami.hiramatsu.pt@hitachi.com, namhyung@kernel.org, paulus@samba.org, linux-kernel@vger.kernel.org, pi3orama@163.com, xiakaixu@huawei.com Subject: Re: [PATCH 04/31] perf record, bpf: Create probe points for BPF programs Message-ID: <20151020192152.GA10639@kernel.org> References: <1444826502-49291-1-git-send-email-wangnan0@huawei.com> <1444826502-49291-5-git-send-email-wangnan0@huawei.com> <20151020191214.GA9591@kernel.org> <562692F4.3050506@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <562692F4.3050506@gmail.com> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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