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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED,USER_AGENT_MUTT 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 635A8C64EBC for ; Thu, 4 Oct 2018 15:27:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 16E092082A for ; Thu, 4 Oct 2018 15:27:07 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=sirena.org.uk header.i=@sirena.org.uk header.b="Z7gM5t2n" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 16E092082A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.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 S1727729AbeJDWUu (ORCPT ); Thu, 4 Oct 2018 18:20:50 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:37108 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727523AbeJDWUu (ORCPT ); Thu, 4 Oct 2018 18:20:50 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=MrK/bIqfBV6rYP2aIfQK3ZuEfuuXPFSNeAj6fhXTN7w=; b=Z7gM5t2nO0fPwiI4mNkHCcRVD DDka5TpW35S27UjXFesLGfKejDneGYtOg0yesc/JVZ8SM7edxnDxNBw2x5oF4seGvE0HiEpWw4xQL JkOGUHpGF7KzqckuMfzNPATfUJrDtglhk6onZ0izR1W+5TzfvvJ3dJcsotXZOlLakugq0=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=debutante.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpa (Exim 4.89) (envelope-from ) id 1g85WL-000065-7I; Thu, 04 Oct 2018 15:26:33 +0000 Received: by debutante.sirena.org.uk (Postfix, from userid 1000) id CB52E1121C82; Thu, 4 Oct 2018 16:26:32 +0100 (BST) Date: Thu, 4 Oct 2018 16:26:32 +0100 From: Mark Brown To: Bart Van Assche Cc: Linus Walleij , oleksandr@natalenko.name, Paolo Valente , Jens Axboe , linux-block , linux-mmc , linux-mtd@lists.infradead.org, Pavel Machek , Ulf Hansson , Richard Weinberger , Artem Bityutskiy , Adrian Hunter , Jan Kara , aherrmann@suse.com, mgorman@suse.com, Chunyan Zhang , "linux-kernel@vger.kernel.org" , bfq-iosched@googlegroups.com Subject: Re: [PATCH] block: BFQ default for single queue devices Message-ID: <20181004152632.GG6412@sirena.org.uk> References: <20181002124329.21248-1-linus.walleij@linaro.org> <05fdbe23-ec01-895f-e67e-abff85c1ece2@kernel.dk> <1eca41df95ff660eb247a3de666adeb4@natalenko.name> <20181004101305.GA6412@sirena.org.uk> <1538665857.230807.1.camel@acm.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="MiFvc8Vo6wRSORdP" Content-Disposition: inline In-Reply-To: <1538665857.230807.1.camel@acm.org> X-Cookie: Safety Third. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --MiFvc8Vo6wRSORdP Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Oct 04, 2018 at 08:10:57AM -0700, Bart Van Assche wrote: > On Thu, 2018-10-04 at 11:13 +0100, Mark Brown wrote: > > Further, even those embedded systems that do use udev (some of them do > > lean heavily on modern init stuff like that and systemd, especially when > > boot time is a priority) they'll still need to get the relevant udev > > rule installed somehow. > Are you aware that the systemd source tree includes a set of udev rules? > See also https://github.com/systemd/systemd/tree/master/rules. Yeah, but then you're back to the situation where someone needs to go pick up a new version of systemd to get the new rules along with the new kernel. It's not insurmountable but it's an obstacle. --MiFvc8Vo6wRSORdP Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAlu2MSgACgkQJNaLcl1U h9CDyQf+JMqi89C2uTWtYWW5I71q2dGmqnV0LsNCexXB7CbHPfnJCJqbERS0s8lz oNC2wGensy/PhfnJkASWnlWYBd6XVJD5dn1TFqrOWEYCQwt55g/VwSwWYVQ3yGdX wTEr9SRvjPbTx0qwVA+eEpGTpKI0TcR6SXsiVkGta5TG/+SEaMOeE6IQQCc/WgFf I8Qg0RTvU2/QPIHggb2aLd5o/psU0kXQ3AP2ZBq+mJZWmBG+5meULIlR/ljyEiHM 6kKh2f5PeNNPE8ApaAdLP03IpjFd0CcjsobTWh3uAFpLkKtSpSjU+eYP30wAqZ/K ywRiIyh4OO7P/XjgiN7jsEDAtDXSNA== =Ux67 -----END PGP SIGNATURE----- --MiFvc8Vo6wRSORdP--