From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8544CC433DF for ; Tue, 2 Jun 2020 08:15:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 551FF207D0 for ; Tue, 2 Jun 2020 08:15:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="dEL8taRo" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726012AbgFBIPD (ORCPT ); Tue, 2 Jun 2020 04:15:03 -0400 Received: from us-smtp-delivery-1.mimecast.com ([207.211.31.120]:55420 "EHLO us-smtp-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725811AbgFBIPC (ORCPT ); Tue, 2 Jun 2020 04:15:02 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1591085701; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=jZ49NH6CVqJKHYnyH/nFelZVybu6B+BmB63vlV84gtc=; b=dEL8taRoRbQOlpFPo6netG5wHMZiphAnnw4x86X7GiHlfWZbyizxnCC2i5+wAsju77MqPB A0ACJuZg24kSz7GsPq++01jusjYqn1GZ6b8JC5JHdvW10LDzbOTnngd662sNN3ZpXcbxml SIzRj4SBRgixjWjBr5kb9/PfdAo4EQ0= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-15-pmv1Vb-VMRyw4L5h_sMqLQ-1; Tue, 02 Jun 2020 04:14:52 -0400 X-MC-Unique: pmv1Vb-VMRyw4L5h_sMqLQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id F1C28BFC3; Tue, 2 Jun 2020 08:14:50 +0000 (UTC) Received: from krava (unknown [10.40.195.39]) by smtp.corp.redhat.com (Postfix) with ESMTP id 854C82DE79; Tue, 2 Jun 2020 08:14:48 +0000 (UTC) Date: Tue, 2 Jun 2020 10:14:47 +0200 From: Jiri Olsa To: Wenbo Zhang Cc: Alexei Starovoitov , Daniel Borkmann , Al Viro , Brendan Gregg , bpf , Alexei Starovoitov , Yonghong Song , Andrii Nakryiko Subject: Re: [PATCH bpf-next v14 1/2] bpf: add new helper get_fd_path for mapping a file descriptor to a pathname Message-ID: <20200602081447.GB1112120@krava> References: <7464919bd9c15f2496ca29dceb6a4048b3199774.1576629200.git.ethercflow@gmail.com> <51564b9e-35f0-3c73-1701-8e351f2482d7@iogearbox.net> <20200116085943.GA270346@krava> <20200212152149.GA195172@krava> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On Tue, Jun 02, 2020 at 11:04:02AM +0800, Wenbo Zhang wrote: > Get it, I'll search Jiri's patches to see how to use that. Thanks. I'll cc you in the next post jirka > > Alexei Starovoitov 于2020年6月2日周二 上午12:38写道： > > > > On Mon, Jun 1, 2020 at 7:17 AM Wenbo Zhang wrote: > > > > > > Hi Daniel, > > > > > > I find https://patchwork.ozlabs.org/project/netdev/patch/7464919bd9c15f2496ca29dceb6a4048b3199774.1576629200.git.ethercflow@gmail.com/ > > > this PR's current state is Awaiting Upstream. I don't know much about > > > this state. I want to ask if this PR will be merged. > > > > This one won't be merged. > > Jiri had sent patches based on whitelist approach. > > That's a proper direction to address locking concerns. >