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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C7D62ECAAD8 for ; Tue, 20 Sep 2022 09:14:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229941AbiITJOK (ORCPT ); Tue, 20 Sep 2022 05:14:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57472 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231851AbiITJNp (ORCPT ); Tue, 20 Sep 2022 05:13:45 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 844136E8A2; Tue, 20 Sep 2022 02:12:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; 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; bh=st6ywYd7QNObrvixOrGm70gXZhtQqy3HFcSnVxpobEk=; b=alniaSqsEuJGIx4isdzq5zi/wr Tp5iLRAuHSEVv5ZfqESAXem3Kas/e6awxipcv+Mc7ACop9F3AU3nSAF9IvQ+a08J1rmYa8GlkQB4W khfE2SD6bS7qlrPp3g6jl9Ec4yPToD5mWC7oAtnjQzurjFf+ynATNF7olIpn7CigwERlNKj7Wf5rr m/Y7CGrbdlaM90HnEYKISBAeP75RpbGEkzE+o9qWnnAQ5A7D7EV06crwpFAE+HePbNyY5e+cVipD1 S20tzDC8F6gWqIDGxusOrvQdnU3sdq8erGI4Qv55GMMejm9EwmX5PRh2K+s2lra+Mj7DBeGh3Z9O9 HWms2lNw==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1oaZIg-002FYy-Te; Tue, 20 Sep 2022 09:12:19 +0000 Date: Tue, 20 Sep 2022 02:12:18 -0700 From: Christoph Hellwig To: Eric Curtin Cc: Christoph Hellwig , Damien Le Moal , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org, Brian Masney , Al Stone , Alexander Larsson , Andrew Halaney , Javier Martinez Canillas , Joe Konno Subject: Re: [PATCH] ata: ahci: Enable/Disable ATA Staggered Spin-up by default Message-ID: References: <20220919094635.184804-1-ecurtin@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 20, 2022 at 10:04:20AM +0100, Eric Curtin wrote: > The libahci.ignore_sss flag is something that is set by a number of > performance focused distros. The motivation behind this is to set > ignore_sss in a boolean fashion at compile time rather than depend on > cmdline parsing. So set it in CONFIG_CMDLINE if you want it enabled at compile time. The whole point of a built-in command line is to not add another Kconfig option for every bloody option that someone wants a default for.