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 82FD9C2D0EB for ; Sun, 29 Mar 2020 20:02:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 583DD20675 for ; Sun, 29 Mar 2020 20:02:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=ziepe.ca header.i=@ziepe.ca header.b="j8hcpZZk" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727101AbgC2UCR (ORCPT ); Sun, 29 Mar 2020 16:02:17 -0400 Received: from mail-qt1-f195.google.com ([209.85.160.195]:39858 "EHLO mail-qt1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728666AbgC2UCR (ORCPT ); Sun, 29 Mar 2020 16:02:17 -0400 Received: by mail-qt1-f195.google.com with SMTP id f20so13414071qtq.6 for ; Sun, 29 Mar 2020 13:02:14 -0700 (PDT) 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=eHbbFfkkFhXCO02Nqmfb+0Wi67CjOGnMXvMU83fazlY=; b=j8hcpZZksr/SesklTFVI0HJZ3TFxuHUqsUnPtf2yvFgJSNT8Yn3N08uTnevHNbb4qx Edw/5WAeLJSLuNMnIdQQtPcNX+OyiT+K0NwRUyrbo72zEDI7n6d5Jwy9Ztshw53/IK35 3Uz/7qNka5lCJwXAhg70MNicUrC4ggntbcOdXGn4wMAVcNF6o/llIuZB2O4a8BqrqTeR CrxIRFeMfMzNUnqOS9JkUNTtVYvWDE+6h97uayaQkA7s2zqx2kkT/Y6u6gRweDZWaHw5 NKmot5xTUGXL7P/FiDKyQCbc7IGp9g5SnMuPLEhTSfx071L3q/4aMVyyJv9vuBKDxSDM 6WUw== 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=eHbbFfkkFhXCO02Nqmfb+0Wi67CjOGnMXvMU83fazlY=; b=dIaozMuyiL8LLQeWQX9FDJWNGL2th4apVKp8bqm9gpRWiV4qhnyghPbDPUo2oSN3gm OwlpPH2VOato+V1ZmiRgzFh4AIKjbGe6jKMqJi+I7/dP08SNcWyi/Bs1GHLc44JcwqZT QxH63jk8bdDNciX3DhArrB1JX4OAUX+Cu6QR1481OmdWNzW5bpS78HIyNKMC7nQatLr4 QJXn0+j5WfTZMZcoPwq7bUou/CoaSd+cqGXmXN/4S7TD06gPxWPF6r9Sxzb/oUhxOt8C K9PeSnjF7CIbBvEFYcE5XyOxS/LKhT4LgUMsypV8Bg0dESv33Tx4IenioYMSYYImiFZi F+Jw== X-Gm-Message-State: ANhLgQ2ZPa6DwcCNVSIC8kAX3q3BOro5Yi7HlaLezrssGdwpEeGUPO+z o17hlAR0Q5oIQZlaH0l2AGnJxA== X-Google-Smtp-Source: ADFU+vuHk82tQtOVfxNoh1i0Z0moEB3sESTia/9rZjRN0BRDc2HZtWG6P424Rmx6ByTSQB5ck2nXVA== X-Received: by 2002:ac8:dcf:: with SMTP id t15mr3942442qti.336.1585512134499; Sun, 29 Mar 2020 13:02:14 -0700 (PDT) Received: from ziepe.ca (hlfxns017vw-142-68-57-212.dhcp-dynamic.fibreop.ns.bellaliant.net. [142.68.57.212]) by smtp.gmail.com with ESMTPSA id v187sm8455341qkc.29.2020.03.29.13.02.13 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 29 Mar 2020 13:02:13 -0700 (PDT) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1jIe8L-0002nf-8Z; Sun, 29 Mar 2020 17:02:13 -0300 Date: Sun, 29 Mar 2020 17:02:13 -0300 From: Jason Gunthorpe To: George Spelvin Cc: Bernard Metzler , linux-kernel@vger.kernel.org, Doug Ledford , linux-rdma@vger.kernel.org, Faisal Latif , Shiraz Saleem , Bart Van Assche Subject: Re: [RFC PATCH v1 42/50] drivers/ininiband: Use get_random_u32() Message-ID: <20200329200213.GG20941@ziepe.ca> References: <202003281643.02SGhN9T020186@sdf.org> <20200329165204.GC4675@SDF.ORG> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200329165204.GC4675@SDF.ORG> 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 Sun, Mar 29, 2020 at 04:52:04PM +0000, George Spelvin wrote: > Many intra-machine networks (like infiniband) are specifically not > designed to be robust in the face of malicious actors on the network. This is not really true at all.. Jason