From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx158.postini.com [74.125.245.158]) by kanga.kvack.org (Postfix) with SMTP id 4F5B06B004D for ; Sat, 2 Jun 2012 03:23:01 -0400 (EDT) Received: by pbbrp2 with SMTP id rp2so4974606pbb.14 for ; Sat, 02 Jun 2012 00:23:00 -0700 (PDT) Date: Sat, 2 Jun 2012 00:22:34 -0700 (PDT) From: Hugh Dickins Subject: Re: WARNING: at mm/page-writeback.c:1990 __set_page_dirty_nobuffers+0x13a/0x170() In-Reply-To: <20120602071730.GB329@x4> Message-ID: References: <20120530163317.GA13189@redhat.com> <20120531005739.GA4532@redhat.com> <20120601023107.GA19445@redhat.com> <20120601161205.GA1918@redhat.com> <20120601171606.GA3794@redhat.com> <20120602071730.GB329@x4> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Markus Trippelsdorf Cc: Linus Torvalds , Bartlomiej Zolnierkiewicz , Kyungmin Park , Marek Szyprowski , Mel Gorman , Minchan Kim , Rik van Riel , Dave Jones , Andrew Morton , Cong Wang , linux-kernel@vger.kernel.org, linux-mm@kvack.org On Sat, 2 Jun 2012, Markus Trippelsdorf wrote: > On 2012.06.01 at 21:40 -0700, Hugh Dickins wrote: > > > > I'm guessing that the few people who see the warning are those running > > new systemd distros, and that systemd is indeed now making use of the > > fallocate support we added into tmpfs for it.) > > At least in my case it's nothing that horrible. I'm just setting > browser.cache.disk.parent_directory to /dev/shm in Firefox. And Firefox > does indeed use fallocate on its "disk cache" items. That fits, and it's very helpful to know - thank you. Hugh -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org