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=-4.5 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,NICE_REPLY_A,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 881C9C48BDF for ; Fri, 18 Jun 2021 18:58:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 685DD613E2 for ; Fri, 18 Jun 2021 18:58:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234500AbhFRTBB (ORCPT ); Fri, 18 Jun 2021 15:01:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50086 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231589AbhFRTBA (ORCPT ); Fri, 18 Jun 2021 15:01:00 -0400 Received: from mail-oi1-x22f.google.com (mail-oi1-x22f.google.com [IPv6:2607:f8b0:4864:20::22f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2199EC061574 for ; Fri, 18 Jun 2021 11:58:50 -0700 (PDT) Received: by mail-oi1-x22f.google.com with SMTP id w127so11605155oig.12 for ; Fri, 18 Jun 2021 11:58:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=eeEk+g+NlqllAB0X42BY49mULUzTThPPBJ9Hf1lLSF4=; b=ahCgP7WSCQjLOHUNLwL6hrGGtwXRp1YztatQqG6y1LvwQ0CIOS1vOMGnKs+Occq4dx 36+JMxbZxJOk1/Fa63MJQEYuo4PVtH1vjieb4ZEumxgf0jRzf3qP1K1yFCZFMdKRkMHV gl1BJkxckK5MHpMDn7vHNqlQDluPGsWYG6u/RrbNDljW9QCC4Uzaf8Tu5i5JOHwZePZG vTPTvvCqooCOzgfM8tzPvbGDC5ULpiq9Bwrw/mGg/I3lntmgosv6O2ubfITCZUnO65j4 4b18tz1JIW6BuogYMXbw2dsO0A0QxUaLxMfoSoh15EUYjnoPYuPqlC38xQplbKaK3G/U w02g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=eeEk+g+NlqllAB0X42BY49mULUzTThPPBJ9Hf1lLSF4=; b=uYsEYAtIjtQkFIEKZE4VGP7+tIWI0LHEBUUUg45pwyN+zy1LOdxvme/rq2tY4Btyyr 2O7jPjh5uRlUTfRkTRRxCm2xCT1Ytszr60HvlndJg51lc12bH/1jCMEwzKm2Iv7J3zJF TflDyF5LohHcYg/9Tj7eJts9wdvc5HnKNaYh+esGTTZLJF11zg6KDR4ro5xjWDljRqdD PTKz7sj0Dzpmt6xf4Xc7r5Bk1xz+8PPhUipk/Rsi2Df84vCWaNcB0gypN5g1Q7aRhTAo L1NokU/xuJkZ1dL2v1Vf8zlLI+pOtwRDYgjQWE/6YN/m0aUzx/fWChaoY4ogGJPg093w 8QdQ== X-Gm-Message-State: AOAM532s5VKUIgq5+yzQioqVQByOSBBihDxM9L3KB610Le3B5fuI0pRk 2KajQt2bWGRxSWWrbr66vowxQTk4D1o= X-Google-Smtp-Source: ABdhPJybQ0CFioL+hdYkkn6fHbBM5fBliH8xaEtQ1pdfajaoHatnAez1q7qyzynoopc0vKN96gbg7Q== X-Received: by 2002:aca:4141:: with SMTP id o62mr9180447oia.42.1624042729516; Fri, 18 Jun 2021 11:58:49 -0700 (PDT) Received: from ?IPv6:2603:8081:140c:1a00:2fce:3453:431e:5204? (2603-8081-140c-1a00-2fce-3453-431e-5204.res6.spectrum.com. [2603:8081:140c:1a00:2fce:3453:431e:5204]) by smtp.gmail.com with ESMTPSA id e23sm2195997otk.67.2021.06.18.11.58.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 18 Jun 2021 11:58:49 -0700 (PDT) Subject: Re: [PATCH v1 3/3] RDMA/rxe: Increase value of RXE_MAX_AH To: Jason Gunthorpe Cc: Shoaib Rao , linux-rdma@vger.kernel.org, Zhu Yanjun References: <20210617182511.1257629-1-Rao.Shoaib@oracle.com> <20210617182511.1257629-3-Rao.Shoaib@oracle.com> <3aa5a673-3fd7-744b-b664-510005215bd2@gmail.com> <10d9763c-4d10-3820-93a0-b79f55acfa8e@oracle.com> <20210618163359.GA1096940@ziepe.ca> From: Bob Pearson Message-ID: <14e2c2a4-6067-c657-6ea4-91cd3c19d032@gmail.com> Date: Fri, 18 Jun 2021 13:58:48 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210618163359.GA1096940@ziepe.ca> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On 6/18/21 11:33 AM, Jason Gunthorpe wrote: > On Thu, Jun 17, 2021 at 10:56:58PM -0500, Bob Pearson wrote: > >> It isn't my call. But I am in favor of tunable parameters. -- Bob Pearson > > Can we just delete the concept completely? > > Jason > Not sure where you are headed here. Do you mean just lift the limits all together? That would not be in the spirit of the IBA even if that is not very meaningful. One of the useful things rxe does is to provide a cheap 'reference' implementation of the spec. If OTOH you want to put it in production then the limits are not very useful. Bob