Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755191AbbGUOlP (ORCPT ); Tue, 21 Jul 2015 10:41:15 -0400 Received: from mail-wi0-f173.google.com ([209.85.212.173]:36272 "EHLO mail-wi0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752106AbbGUOlN (ORCPT ); Tue, 21 Jul 2015 10:41:13 -0400 MIME-Version: 1.0 In-Reply-To: <20150721093806.GA23841@amd> References: <1436927091-32520-1-git-send-email-lenb@kernel.org> <55A668FE.80409@gmail.com> <1A7043D5F58CCB44A599DFD55ED4C948468A7978@fmsmsx115.amr.corp.intel.com> <1684935.fYtBRJbzgO@vostro.rjw.lan> <20150721093806.GA23841@amd> Date: Tue, 21 Jul 2015 16:41:12 +0200 X-Google-Sender-Auth: OobswchdF0LKcpf7FoEAuXHJAms Message-ID: Subject: Re: [PATCH 1/1] suspend: make sync() on suspend-to-RAM optional From: "Rafael J. Wysocki" To: Pavel Machek Cc: "Rafael J. Wysocki" , "Brown, Len" , Austin S Hemmelgarn , Len Brown , "linux-pm@vger.kernel.org" , "linux-kernel@vger.kernel.org" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1399 Lines: 43 Hi Pavel, On Tue, Jul 21, 2015 at 11:38 AM, Pavel Machek wrote: > On Sat 2015-07-18 01:54:09, Rafael J. Wysocki wrote: >> On Wednesday, July 15, 2015 02:58:22 PM Brown, Len wrote: [cut] >> > >> Why do you need CONFIG parameter? >> > >> > So that an OS that doesn't want to change their user-space, >> > can build a kernel that does what they want by default. >> > >> > Originally I had the config parameter remove this code entirely, >> > which would achieve the same goal. >> > But Rafael prefers the sysfs attribute always exist >> > and the config simply set the default. >> >> Indeed. >> >> And so I'm queuing this patch up for 4.3 (with a couple of minor fixups). > > Please don't. > > "OS that doesn't want to change the user-space to speed up suspend by > few milliseconds" is not a valid reason for asking about million users > one more config question. That's your opinion and I beg to differ. > Affected users can't run mainline kernel > anyway, and will have to change their userland in non-trivial ways to > get there. And I'm not sure what you're talking about here. Who are the "affected users" in particular? Rafael -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/