From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sc8-sf-mx2-b.sourceforge.net ([10.3.1.92] helo=mail.sourceforge.net) by sc8-sf-list1.sourceforge.net with esmtp (Exim 4.30) id 1EZXjx-0002eE-UQ for user-mode-linux-devel@lists.sourceforge.net; Tue, 08 Nov 2005 09:58:37 -0800 Received: from waste.org ([216.27.176.166]) by mail.sourceforge.net with esmtps (TLSv1:AES256-SHA:256) (Exim 4.44) id 1EZXjw-0006cP-V3 for user-mode-linux-devel@lists.sourceforge.net; Tue, 08 Nov 2005 09:58:38 -0800 From: Matt Mackall Message-ID: <20051108175800.GB8126@waste.org> References: <200510300624.38794.rob@landley.net> <35fb2e590510300453q520a9ce7ua1d74d7790b3a6b8@mail.gmail.com> <20051030151506.GA3354@ccure.user-mode-linux.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20051030151506.GA3354@ccure.user-mode-linux.org> Subject: [uml-devel] Re: What's wrong with tmpfs? Sender: user-mode-linux-devel-admin@lists.sourceforge.net Errors-To: user-mode-linux-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Id: The user-mode Linux development list List-Post: List-Help: List-Subscribe: , List-Archive: Date: Tue, 8 Nov 2005 09:58:00 -0800 To: Jeff Dike Cc: jonathan@jonmasters.org, Rob Landley , linux-kernel@vger.kernel.org, user-mode-linux-devel@lists.sourceforge.net On Sun, Oct 30, 2005 at 10:15:06AM -0500, Jeff Dike wrote: > On Sun, Oct 30, 2005 at 12:53:00PM +0000, Jon Masters wrote: > > On 10/30/05, Rob Landley wrote: > > > > > If somebody needs a reproduction sequence, I'm happy to oblige. In theory > > > "mount -t tmpfs /mnt /mnt" should do it, but if it was _that_ simple it > > > wouldn't have shipped... > > > > I don't see this behaviour on a regular desktop box running 2.6.14. > > Guess it's UML specific. > > Sorry, but wrong. > > IIRC, this triggers when you don't have CONFIG_TMPFS enabled. If you don't, > you still get it, but you get a version that's only usable in-kernel. That sounds like a regression. Turning off CONFIG_TMPFS replaces tmpfs with an aliased ramfs. It should be perfectly usable everywhere that tmpfs is, with the exception that it's not swap-backed and doesn't have an size limiting. -- Mathematics is the supreme nostalgia of our time. ------------------------------------------------------- SF.Net email is sponsored by: Tame your development challenges with Apache's Geronimo App Server. Download it for free - -and be entered to win a 42" plasma tv or your very own Sony(tm)PSP. Click here to play: http://sourceforge.net/geronimo.php _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel