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=-0.8 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 5EF88C00449 for ; Wed, 3 Oct 2018 15:15:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2F8B12089F for ; Wed, 3 Oct 2018 15:15:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F8B12089F 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-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727120AbeJCWEQ (ORCPT ); Wed, 3 Oct 2018 18:04:16 -0400 Received: from mail-pg1-f196.google.com ([209.85.215.196]:39141 "EHLO mail-pg1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726801AbeJCWEQ (ORCPT ); Wed, 3 Oct 2018 18:04:16 -0400 Received: by mail-pg1-f196.google.com with SMTP id r9-v6so1717230pgv.6; Wed, 03 Oct 2018 08:15:27 -0700 (PDT) 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=w0FaD5FXIfyYJNJc0anr+UF+cvnWfNj2P9kzcOjUGXM=; b=sgIeRMUnuqfQylReKTFwk+SZRpwHQ0y+Ls0tOEfzuY0rkrzhUJCpAkhNv7UHZ63cfy dmwZv/XeQJFMNGb+21QKvGhUGLXgHWHtuhIDfuvCMLD6Ae7fj9W3Nk6vasSGI/Qlvx32 BfMduPmE4Xc/dMOtOaEjcF228xTbAw106DRvA0Z8edi8OXvgLki5Dh3ljlDmUsymHytd r6PEAFaqpK/Fe8gcRLdtRttdsCneNOJunJS0rh3A7V/zAg9sViqfiM+ld2x/G9FT7AgO 99ZgHFTU6N8uJYS64sPwpF8z/7KtN51RH/WiZM9ZZdGBSSUrI3Lr5u9/gmvbImBk8h+q hZnA== X-Gm-Message-State: ABuFfojk97Om6jMUWHXJ+AZ/yJA7tm3+Y89H0dDA+aTxjkVcxo5uPgkv rFw7+qvD3puEBzyuzHa/iBE= X-Google-Smtp-Source: ACcGV63kDmegzCPJEexQHZjegBGk4Tkkw/Lwgad9CRXdbQXML096Y4iSX7iVMiR3pijr6+2v77VjAg== X-Received: by 2002:a62:8145:: with SMTP id t66-v6mr2050081pfd.192.1538579726670; Wed, 03 Oct 2018 08:15:26 -0700 (PDT) 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 m15-v6sm6940756pfk.149.2018.10.03.08.15.25 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 03 Oct 2018 08:15:25 -0700 (PDT) Message-ID: <1538579724.205649.2.camel@acm.org> Subject: Re: [PATCH] block: BFQ default for single queue devices From: Bart Van Assche To: Christoph Hellwig Cc: Damien Le Moal , Linus Walleij , Artem Bityutskiy , Paolo Valente , Jens Axboe , linux-block , linux-mmc , "linux-mtd@lists.infradead.org" , Pavel Machek , Ulf Hansson , Richard Weinberger , Adrian Hunter , Jan Kara , "aherrmann@suse.com" , "mgorman@suse.com" , Chunyan Zhang , "linux-kernel@vger.kernel.org" , "bfq-iosched@googlegroups.com" , "oleksandr@natalenko.name" , Mark Brown Date: Wed, 03 Oct 2018 08:15:24 -0700 In-Reply-To: <20181003150131.GA7306@infradead.org> References: <20181002124329.21248-1-linus.walleij@linaro.org> <05fdbe23-ec01-895f-e67e-abff85c1ece2@kernel.dk> <1538550325.14984.108.camel@gmail.com> <20181003125146.GA9313@infradead.org> <1538578732.205649.0.camel@acm.org> <20181003150131.GA7306@infradead.org> Content-Type: text/plain; charset="UTF-7" X-Mailer: Evolution 3.26.2-1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 2018-10-03 at 08:01 -0700, Christoph Hellwig wrote: +AD4 On Wed, Oct 03, 2018 at 07:58:52AM -0700, Bart Van Assche wrote: +AD4 +AD4 Has the work with the T10 committee to standardize the SCSI equivalent of anonymous +AD4 +AD4 writes already started? +AD4 +AD4 No, and I don't know of anyone who wants to do that in the short term. That's unfortunate. I think having such a command available in the SCSI command set would be a step forward. Bart.