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=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 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 084DBC43603 for ; Mon, 9 Dec 2019 16:07:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C477620692 for ; Mon, 9 Dec 2019 16:07:11 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b="BCwndaVE" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726265AbfLIQHL (ORCPT ); Mon, 9 Dec 2019 11:07:11 -0500 Received: from mail-yw1-f68.google.com ([209.85.161.68]:37577 "EHLO mail-yw1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725904AbfLIQHL (ORCPT ); Mon, 9 Dec 2019 11:07:11 -0500 Received: by mail-yw1-f68.google.com with SMTP id 4so5985735ywx.4 for ; Mon, 09 Dec 2019 08:07:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ziepe.ca; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=hJ1Rm2XXKJAPsVlE7zKM8ChfzT1hjLMkCfLQQ1dIU5c=; b=BCwndaVElJFKDSh54khXoUyby0y6dw4JzLsaWZNQlJEV55WukaPjB8MCUaqbCkHUne fmU31HpPwDtDi8/QWQSihu3LskFKAA26OVa3eC72uL4PTZTnrU72x8vlSw8gzQMOecJk 7UGwrjkXvdr/jaRWJ0etUMcJBhWHDmfM4TbR135AWm2xAwp16r6vMCAKwHLyZXZTP7Yi IBNuQJBoKtmZuWjRVTDWQ8LQ/AXJlqbhbNYupbi0hpL33cAEpJASqCuwTWZUgdLddUXT NMd15NsLqxpnbtsX13mVru6S0L8auTMX1sMwMkGiMrufz9PXyGwSDgp/YrSZwqj78pm/ fKOg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=hJ1Rm2XXKJAPsVlE7zKM8ChfzT1hjLMkCfLQQ1dIU5c=; b=lyu1NhipWw84aOKLWoDHhCpKXFPQeFIcaZcwd4I8e0Qzt2upPxdHHP+vGuXsXFvc4S 3nQ4Ie+eZnS6AR6i6XzzCnrnAknWiX1JIMv6Mtrsa79+1j0egVa4fg+jK27LPfgbSgkR ytoxjCQCHcXKg6rYInp7XUgJd/RLurX2+qeq4FjXrLQ+xCZ0Zu4dzzu/0Usl5y/7GVz9 5e71r02im6GOUZdBhJrfvbu1x/LAFgmsSanyRDWVqGnY42vNJSqnFdAAhCQJXFM06s32 0h7Tnx1WRP3GdwXXK5md/bzHrBBgQ9LxcmALE4mF5RpJtqzVPVZn+xp4iDChst1Ift+y uSkA== X-Gm-Message-State: APjAAAWxggo0uay5Zgexa17Or3QWYnopZsiYcgC/nLUgyAiGCtLz4QvN BnacMWshaxQtutJprhaC6JTJXw== X-Google-Smtp-Source: APXvYqyZEfgAfRBIpmLB987J7kQy0tf9sFkvkNfIZLg/XI2UCOunAYR2zZw+PkK3/bBmqYCw1tObKw== X-Received: by 2002:a81:5584:: with SMTP id j126mr21570624ywb.420.1575907630194; Mon, 09 Dec 2019 08:07:10 -0800 (PST) Received: from ziepe.ca ([199.167.24.131]) by smtp.gmail.com with ESMTPSA id 189sm100522ywx.45.2019.12.09.08.07.09 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 09 Dec 2019 08:07:09 -0800 (PST) Received: from jgg by jggl.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1ieLYr-0001DK-6h; Mon, 09 Dec 2019 12:07:01 -0400 Date: Mon, 9 Dec 2019 12:07:01 -0400 From: Jason Gunthorpe To: Bernard Metzler Cc: linux-rdma@vger.kernel.org, krishna2@chelsio.com, leon@kernel.org Subject: Re: [PATCH for-next] RDMA/siw: Simplify QP representation. Message-ID: <20191209160701.GD3790@ziepe.ca> References: <20191129162509.26576-1-bmt@zurich.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191129162509.26576-1-bmt@zurich.ibm.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Fri, Nov 29, 2019 at 05:25:09PM +0100, Bernard Metzler wrote: > Change siw_qp to contain ib_qp. Use ib_qp's uobject pointer > to distinguish kernel level and user level applications. > Apply same mechanism for kerne/user level application > detection to shared receive queues and completion queues. Drivers should not touch the uobject. If I recall you can use restrack to tell if it is kernel or user created Jason