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=-4.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 0C595C433E6 for ; Mon, 31 Aug 2020 22:00:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D17812065F for ; Mon, 31 Aug 2020 22:00:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598911254; bh=ojjTwHv3MiRwbJ3Sa5W0PmNhhgNJBPc8QgENakrIiYA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=Jv+NldFPvph9oKga/+x9Nf2Tz4rKy2ziO9WF8iR9hP9c01l14ikuShVXOqpwz7z4R QDK0tXd69F2QH30nNtE1nmeiK3QBlJjcLvgDinOEL7okyp68FmkDuOUQccCbFhyauB cl+oM2KzZrwbzP13m0K0N6hckkX/T/jVKyi0ow/I= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730378AbgHaWAw (ORCPT ); Mon, 31 Aug 2020 18:00:52 -0400 Received: from mail.kernel.org ([198.145.29.99]:48908 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725934AbgHaWAw (ORCPT ); Mon, 31 Aug 2020 18:00:52 -0400 Received: from kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com (unknown [163.114.132.5]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id AA8CE2065F; Mon, 31 Aug 2020 22:00:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598911251; bh=ojjTwHv3MiRwbJ3Sa5W0PmNhhgNJBPc8QgENakrIiYA=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=PAtePQnJcVy4H6LH+ijGAj58WQqSFZAkEVrckJgpW9Rc3syiSW+2se/oz7jKHmMbq B6r7c1WHsBruhpEBURQtCVgCowg/W44JnUs/PY0/qExoF9b8U5Y5LtYwaiiuoPMXVp Os/NUSVqNAJLH+Cck7hxxQq89crA6NfWI18o2ZRY= Date: Mon, 31 Aug 2020 15:00:50 -0700 From: Jakub Kicinski To: Thomas Falcon Cc: netdev@vger.kernel.org, drt@linux.vnet.ibm.com, sukadev@linux.vnet.ibm.com, ljp@linux.vnet.ibm.com, cforno12@linux.ibm.com Subject: Re: [PATCH net-next 5/5] ibmvnic: Provide documentation for ACL sysfs files Message-ID: <20200831150050.3cadde6c@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> In-Reply-To: References: <1598893093-14280-1-git-send-email-tlfalcon@linux.ibm.com> <1598893093-14280-6-git-send-email-tlfalcon@linux.ibm.com> <20200831122653.5bdef2f4@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> <20200831131158.03ac2d86@kicinski-fedora-pc1c0hjn.dhcp.thefacebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Mon, 31 Aug 2020 16:44:06 -0500 Thomas Falcon wrote: > On 8/31/20 3:11 PM, Jakub Kicinski wrote: > > This seems similar to normal SR-IOV operation, but I've not heard of > > use cases for them VM to know what its pvid is. Could you elaborate? > It's provided for informational purposes. Seems like an information leak :S and since it's equivalent to the standard SR-IOV functionality - we'd strongly prefer a common interface for all use cases. sysfs won't be it. Jiri & Mellanox had been working on something in devlink for quite some time.