From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:41438) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RSn25-0000Ho-G9 for qemu-devel@nongnu.org; Tue, 22 Nov 2011 04:52:54 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RSn1x-0003Zj-A0 for qemu-devel@nongnu.org; Tue, 22 Nov 2011 04:52:53 -0500 Received: from mx1.redhat.com ([209.132.183.28]:63463) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RSn1w-0003ZS-UG for qemu-devel@nongnu.org; Tue, 22 Nov 2011 04:52:45 -0500 Message-ID: <4ECB71A0.3090703@redhat.com> Date: Tue, 22 Nov 2011 10:55:44 +0100 From: Kevin Wolf MIME-Version: 1.0 References: <20111111064707.15024.69847.sendpatchset@skannery.in.ibm.com> <20111111064802.15024.83662.sendpatchset@skannery.in.ibm.com> <4EC4991C.1070306@linux.vnet.ibm.com> <4ECA43F2.7080506@in.ibm.com> <4ECB590D.2090602@in.ibm.com> In-Reply-To: <4ECB590D.2090602@in.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [v9 Patch 4/6]Qemu: Add commandline -drive option 'hostcache' List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: supriya kannery Cc: qemu-devel@nongnu.org, Stefan Hajnoczi , Luiz Capitulino , Christoph Hellwig , supriyak@linux.vnet.ibm.com Am 22.11.2011 09:10, schrieb supriya kannery: > Let us have the implementation for hostcache= as command line option, with > the condition that if both cache= and hostcache= are specified together, > then depending upon enable/disable value specified for hostcache, > corresponding > bit in cache flags can be set/reset. That way, there is a value add on > specifying > hostcache in cmdline as well as user will be able to control hostcache > value from cmdline > itself. The additional thing this would introduce is cache=unsafe hostcache=off. Probably not the most common thing to have, but why not allow it now. Kevin