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=-6.4 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 39C77C4708F for ; Wed, 2 Jun 2021 04:33:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 175FC610CB for ; Wed, 2 Jun 2021 04:33:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229586AbhFBEe4 (ORCPT ); Wed, 2 Jun 2021 00:34:56 -0400 Received: from mail.kernel.org ([198.145.29.99]:36112 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229571AbhFBEez (ORCPT ); Wed, 2 Jun 2021 00:34:55 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 44EF660FDB; Wed, 2 Jun 2021 04:33:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1622608393; bh=9a9dDkujkT1nzgYKXZW5zFQGI0FPKBB4qk+ZfH6F86o=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=tFBGYLvUfw50mplmr5oFMwLkSPN5R9zirH56Png4LMAS6EeNMlRHHsGvV5Y+GoIy6 FGg9ghyd7wZ6i/GvpJAyOa1NyrHb6+xKSZhAyXkIsNNWY8P7pdhoJ5hEYX0IrKw6Ye b+tpbrSCwWYDrNQDC1l+aTOd1h3WQkOCVl8urXvhyRAEByYbrvueAKx16HZz0W01qU nzkxi4WO5RghcI3W1terBwOSKUWcAfHyg5q4c0INm+i+xuYZW4ZXOs5ttR8TjqqZF6 JaFsPPKNuskmp0BlDFaBK+BReaFps9xmYDjahdr6t8Ag5oTeaETXhZ+28mcJpXQgTw oK5VLTCjSe4Tw== Date: Wed, 2 Jun 2021 07:33:09 +0300 From: Leon Romanovsky To: Dennis Dalessandro Cc: Jason Gunthorpe , "Marciniszyn, Mike" , Doug Ledford , "linux-kernel@vger.kernel.org" , "linux-rdma@vger.kernel.org" Subject: Re: [PATCH rdma-next] RDMA/rdmavt: Decouple QP and SGE lists allocations Message-ID: References: <20210514150237.GJ1002214@nvidia.com> <0b3cc247-b67b-6151-2a32-e4682ff9af22@cornelisnetworks.com> <20210519182941.GQ1002214@nvidia.com> <1ceb34ec-eafb-697e-672c-17f9febb2e82@cornelisnetworks.com> <20210519202623.GU1002214@nvidia.com> <983802a6-0fa2-e181-832e-13a2d5f0fa82@cornelisnetworks.com> <20210525131358.GU1002214@nvidia.com> <4e4df8bd-4e3a-fe35-041d-ed3ed95be1cb@cornelisnetworks.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4e4df8bd-4e3a-fe35-041d-ed3ed95be1cb@cornelisnetworks.com> Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org On Tue, May 25, 2021 at 10:10:47AM -0400, Dennis Dalessandro wrote: > On 5/25/21 9:13 AM, Jason Gunthorpe wrote: > > On Thu, May 20, 2021 at 06:02:09PM -0400, Dennis Dalessandro wrote: <...> > We are already mid 5.13 cycle. So the earliest this could be queued up to go > in is 5.14. Can this wait one more cycle? If we can't get it tested/proven > to make a difference mid 5.14, we will drop the objection and Leon's patch > can go ahead in for 5.15. Fair compromise? I sent this patch as early as I could to make sure that it won't jeopardize the restrack QP flow fixes. Delaying one more cycle means that QP conversion will be delayed too which is needed to close the race between netlink query QP call and simultaneous ibv_destroy_qp() call. Thanks > > -Denny > > > >