From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from sog-mx-3.v43.ch3.sourceforge.com ([172.29.43.193] helo=mx.sourceforge.net) by sfs-ml-2.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1VBLeh-0000pr-Vc for user-mode-linux-devel@lists.sourceforge.net; Mon, 19 Aug 2013 09:21:44 +0000 Received: from mx1.redhat.com ([209.132.183.28]) by sog-mx-3.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1VBLee-0003o3-7T for user-mode-linux-devel@lists.sourceforge.net; Mon, 19 Aug 2013 09:21:43 +0000 Date: Mon, 19 Aug 2013 10:21:31 +0100 From: "Richard W.M. Jones" Message-ID: <20130819092130.GY5918@redhat.com> References: <1376825409-18570-1-git-send-email-richard@nod.at> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1376825409-18570-1-git-send-email-richard@nod.at> List-Id: The user-mode Linux development list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: user-mode-linux-devel-bounces@lists.sourceforge.net Subject: Re: [uml-devel] [PATCH 1/4] um: ubd: Add REQ_FLUSH suppport To: Richard Weinberger Cc: user-mode-linux-devel@lists.sourceforge.net On Sun, Aug 18, 2013 at 01:30:06PM +0200, Richard Weinberger wrote: > UML's block device driver does not support write barriers, > to support this this patch adds REQ_FLUSH suppport. > Every time the block layer sends a REQ_FLUSH we fsync() now > our backing file to guarantee data consistency. > > Cc: rjones@redhat.com > Reported-by: Richard W.M. Jones > Signed-off-by: Richard Weinberger Tested-by: Richard W.M. Jones Rich. -- Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones Read my programming blog: http://rwmj.wordpress.com Fedora now supports 80 OCaml packages (the OPEN alternative to F#) ------------------------------------------------------------------------------ Get 100% visibility into Java/.NET code with AppDynamics Lite! It's a free troubleshooting tool designed for production. Get down to code-level detail for bottlenecks, with <2% overhead. Download for free and get started troubleshooting in minutes. http://pubads.g.doubleclick.net/gampad/clk?id=48897031&iu=/4140/ostg.clktrk _______________________________________________ User-mode-linux-devel mailing list User-mode-linux-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-devel