Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753127AbYCJLHz (ORCPT ); Mon, 10 Mar 2008 07:07:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752065AbYCJLHj (ORCPT ); Mon, 10 Mar 2008 07:07:39 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:47603 "EHLO gprs189-60.eurotel.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751260AbYCJLHi (ORCPT ); Mon, 10 Mar 2008 07:07:38 -0400 Date: Mon, 10 Mar 2008 11:29:17 +0100 From: Pavel Machek To: Paul Clements Cc: Andrew Morton , linux-kernel@vger.kernel.org, nbd-general@lists.sourceforge.net, Laurent Vivier Subject: Re: [PATCH 1/1] NBD: allow nbd to be used locally Message-ID: <20080310102917.GA27751@elf.ucw.cz> References: <47D468F0.8000506@steeleye.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <47D468F0.8000506@steeleye.com> X-Warning: Reading this can be dangerous to your mental health. User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 765 Lines: 18 Hi! > This patch allows a Network Block Device to be mounted locally (nbd-client > to nbd-server over 127.0.0.1). > > It creates a kthread to avoid the deadlock described in NBD tools > documentation. So, if nbd-client hangs waiting for pages, the kblockd > thread can continue its work and free pages. What happens if your new kthread blocks on memory allocation? Pavel-- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/