Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752803Ab3J2Vam (ORCPT ); Tue, 29 Oct 2013 17:30:42 -0400 Received: from cantor2.suse.de ([195.135.220.15]:51334 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751517Ab3J2Val (ORCPT ); Tue, 29 Oct 2013 17:30:41 -0400 Date: Tue, 29 Oct 2013 22:30:37 +0100 From: Jan Kara To: Andrew Morton Cc: Jan Kara , Karl Kiniger , Linus Torvalds , "Artem S. Tashkinov" , Wu Fengguang , Linux Kernel Mailing List Subject: Re: Disabling in-memory write cache for x86-64 in Linux II Message-ID: <20131029213037.GB12814@quack.suse.cz> References: <160824051.3072.1382685914055.JavaMail.mail@webmail07> <1814253454.3449.1382689853825.JavaMail.mail@webmail07> <20131025091555.GA30895@kipc2.localdomain> <20131029203050.GE9568@quack.suse.cz> <20131029134346.9e5873bae3630e9a69891773@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20131029134346.9e5873bae3630e9a69891773@linux-foundation.org> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1092 Lines: 30 On Tue 29-10-13 13:43:46, Andrew Morton wrote: > On Tue, 29 Oct 2013 21:30:50 +0100 Jan Kara wrote: > > > Andrew has queued up a patch series from Maxim Patlasov which removes this > > caveat but currently we don't have a way admin can switch that from > > userspace. But I'd like to have that tunable from userspace exactly for the > > cases as you describe below. > > This? > > commit 5a53748568f79641eaf40e41081a2f4987f005c2 > Author: Maxim Patlasov > AuthorDate: Wed Sep 11 14:22:46 2013 -0700 > Commit: Linus Torvalds > CommitDate: Wed Sep 11 15:58:04 2013 -0700 > > mm/page-writeback.c: add strictlimit feature > > That's already in mainline, for 3.12. Yes, I should have checked the code... Honza -- Jan Kara SUSE Labs, CR -- 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/