From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=45304 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OHHMh-0003KG-Op for qemu-devel@nongnu.org; Wed, 26 May 2010 10:13:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OHHMH-0004oX-Ni for qemu-devel@nongnu.org; Wed, 26 May 2010 10:13:22 -0400 Received: from hall.aurel32.net ([88.191.82.174]:53911) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OHHMH-0004oR-JI for qemu-devel@nongnu.org; Wed, 26 May 2010 10:13:21 -0400 Message-ID: <4BFD2C75.9060504@aurel32.net> Date: Wed, 26 May 2010 16:13:09 +0200 From: Aurelien Jarno MIME-Version: 1.0 Subject: Re: [Qemu-devel] Re: [PATCH] Add cache=volatile parameter to -drive References: <1274091292-4812-1-git-send-email-agraf@suse.de> <4BF14CE9.5040907@suse.de> <4BF15DC8.8080104@codemonkey.ws> <201005171723.15675.paul@codesourcery.com> <4BF16E22.6090400@codemonkey.ws> <4BFC0FF6.1080005@suse.de> <20100525210113.GE1402@hall.aurel32.net> <4BFC79E8.1070700@codemonkey.ws> <4BFCDF4D.5020703@redhat.com> <4BFD2542.9090003@codemonkey.ws> <4BFD2A1D.9050903@redhat.com> In-Reply-To: <4BFD2A1D.9050903@redhat.com> Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 8bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kevin Wolf Cc: Alexander Graf , hch@lst.de, qemu-devel@nongnu.org, Paul Brook Kevin Wolf a écrit : > Am 26.05.2010 15:42, schrieb Anthony Liguori: >> On 05/26/2010 03:43 AM, Kevin Wolf wrote: >>> Am 26.05.2010 03:31, schrieb Anthony Liguori: >>> >>>> On 05/25/2010 04:01 PM, Aurelien Jarno wrote: >>>> >>>>> I really think this patch can be useful, in my own case when testing >>>>> debian-installer (I already cache=writeback). In short all that is about >>>>> developing and testing, as opposed to run a VM in production, can >>>>> benefit about that. This was one of the original use case of QEMU before >>>>> KVM arrived. >>>>> >>>>> Unless someone can convince me not to do it, I seriously considering >>>>> applying this patch. >>>>> >>>>> >>>> There really needs to be an indication in the --help output of what the >>>> ramifications of this option are, in the very least. It should also be >>>> removable via a ./configure option because no sane distribution should >>>> enable this for end users. >>>> >>> We know better what you stupid user want? >> What percentage of qemu users do you think have actually read qemu-doc.texi? > > As I said, put the warning in the option name like cache=unsafe or > something even more scary and I'm all for it. > I am also fine for an option likes this, sounds the way to go. -- Aurelien Jarno GPG: 1024D/F1BCDB73 aurelien@aurel32.net http://www.aurel32.net