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=-1.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS autolearn=ham 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 E6F66C04EB8 for ; Thu, 6 Dec 2018 17:15:40 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B62D720878 for ; Thu, 6 Dec 2018 17:15:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B62D720878 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=acm.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-block-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725921AbeLFRPk (ORCPT ); Thu, 6 Dec 2018 12:15:40 -0500 Received: from mail-pf1-f194.google.com ([209.85.210.194]:41532 "EHLO mail-pf1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725896AbeLFRPj (ORCPT ); Thu, 6 Dec 2018 12:15:39 -0500 Received: by mail-pf1-f194.google.com with SMTP id b7so481592pfi.8; Thu, 06 Dec 2018 09:15:39 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:cc:date:in-reply-to :references:mime-version:content-transfer-encoding; bh=xQw5yAO3lM7TsMyzX9BuSnFZq/9Du+9gl+ALSBML/sM=; b=YBrAvulrd3u1AI8MP8cWYd+m6C9TvM8Z9bGZLaGA6PixKu+NtpHTDtgWcNIyhhB7g1 ce3MU+v0Vi/qOdz38NdfogGXyo4lvWQ7IbOvSdaBZjqaYf2gPEDUVBMGVxQNb3maR0wH d+U60wyyK+Dz9fWtukHVTTY0XkWkwsbHrRWWGpf30iefaMd+HawFtd0OVm+PSAYBsSnD qjIM7Ou3OyctdGieCEd6VlljMwLfU/iLYeamazFxiq8cD2BMcyZM4Ho7p2a79vMziQ7J 0pWce8lwKK9MuCQGV+h2YvgSCDWtD6fteQCaRDwLrr8dtb4cps8ujdq7lueoAfPr9NeQ AQCQ== X-Gm-Message-State: AA+aEWbJS85gO2VAVPCJEcJJ3jFjsGA4xPd/ILmR9p0YC84Gp3dStBXn NAWK2uTXGIeHAx8x2o3p7QA= X-Google-Smtp-Source: AFSGD/UQKyo9IZpS6KGNyWTP5/LwyRt5Sm++aIzGaWzX6+TTympuZdN6fIujK9w2afNk+7uID+bgqw== X-Received: by 2002:a63:5320:: with SMTP id h32mr24869327pgb.414.1544116538928; Thu, 06 Dec 2018 09:15:38 -0800 (PST) Received: from ?IPv6:2620:15c:2cd:203:5cdc:422c:7b28:ebb5? ([2620:15c:2cd:203:5cdc:422c:7b28:ebb5]) by smtp.gmail.com with ESMTPSA id p11sm2095775pgn.60.2018.12.06.09.15.37 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 06 Dec 2018 09:15:38 -0800 (PST) Message-ID: <1544116537.185366.258.camel@acm.org> Subject: Re: [PATCH 2/9] scsi: introduce a max_segment_size host_template parameters From: Bart Van Assche To: Christoph Hellwig , "Martin K. Petersen" Cc: Jens Axboe , Ming Lei , Hannes Reinecke , Paul Mackerras , Juergen Gross , linux-scsi@vger.kernel.org, linux-block@vger.kernel.org Date: Thu, 06 Dec 2018 09:15:37 -0800 In-Reply-To: <20181206155258.11465-3-hch@lst.de> References: <20181206155258.11465-1-hch@lst.de> <20181206155258.11465-3-hch@lst.de> Content-Type: text/plain; charset="UTF-7" X-Mailer: Evolution 3.26.2-1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Thu, 2018-12-06 at 07:52 -0800, Christoph Hellwig wrote: +AD4 This allows the host driver to indicate the maximum supported +AD4 segment size in a nice an easy way, so that the driver doesn't +AD4 have to worry about DMA-layer imposed limitations. Reviewed-by: Bart Van Assche +ADw-bvanassche+AEA-acm.org+AD4