From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40583) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TO5aY-0007IR-2i for qemu-devel@nongnu.org; Tue, 16 Oct 2012 07:45:37 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TO5aT-0008RU-7r for qemu-devel@nongnu.org; Tue, 16 Oct 2012 07:45:34 -0400 Received: from e23smtp06.au.ibm.com ([202.81.31.148]:44048) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TO5aS-0008QR-Ln for qemu-devel@nongnu.org; Tue, 16 Oct 2012 07:45:29 -0400 Received: from /spool/local by e23smtp06.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Tue, 16 Oct 2012 21:43:28 +1000 Message-ID: <507D48CB.5070506@linux.vnet.ibm.com> Date: Tue, 16 Oct 2012 17:15:15 +0530 From: Avik Sil MIME-Version: 1.0 References: <1349921082-980-1-git-send-email-aviksil@linux.vnet.ibm.com> <20121011225934.GL25270@truffula.fritz.box> <1DCDCFB3-839C-4BF8-A89C-29FCD362E841@suse.de> <20121012002806.GP25270@truffula.fritz.box> <161572C9-0097-4DBC-A134-F5A474647A1D@suse.de> <20121012030249.GW27180@x200.localdomain> In-Reply-To: <20121012030249.GW27180@x200.localdomain> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] Add nvram to default boot device list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Chris Wright Cc: Gleb Natapov , Nikunj A Dadhania , Juan Quintela , qemu-devel qemu-devel , Alexander Graf , qemu-ppc List , Anthony Liguori , David Gibson On 10/12/2012 08:32 AM, Chris Wright wrote: > * Alexander Graf (agraf@suse.de) wrote: >> On 12.10.2012, at 02:28, David Gibson wrote: >>> On Fri, Oct 12, 2012 at 02:03:00AM +0200, Alexander Graf wrote: >>>> On 12.10.2012, at 00:59, David Gibson wrote: >>>>> On Thu, Oct 11, 2012 at 07:34:42AM +0530, Avik Sil wrote: >>>>>> This patch adds nvram specified boot device into qemu default >>>>>> boot_devices list. This helps firmware to boot from nvram specified >>>>>> boot device if no -boot option is specified. >>>>> >>>>> I really don't think this is a good idea, it extends an already >>>>> deprecated mechanism in a fuzzy way and requires careful checking to >>>>> see if it could break anything. On all platforms the boot sequence >>>>> should be: >>>>> if bootindex is specified: >>>>> boot according to bootindex >>>>> else if -boot is specified: >>>>> boot according to -boot sequence >>>>> else: >>>>> use platform firmware default sequence >>>>> >>>>> The last will of course vary by platform, and could depend on platform >>>>> details like the contents of NVRAM. Your original idea of making it >>>>> clear to the guest when -boot has been specified (as opposed to when >>>>> it contains its default value) was the right one, and this "x" in >>>>> -boot is going the wrong direction. >>>> >>>> Given that this is a fundamental direction for a bunch of machines, >>>> how about we talk about it on the weekly QEMU call? >>> >>> Uh, is this a call I know about? >> >> I would hope so. Chris / Juan, who is in charge of the phone numbers these days? > > Added David to the invite which contains the call details (very > unfriendly time for .au I'm afraid, 14:00 UTC). > Is it OK if I proxy David as it's unfriendly time for him? Also can this topic be included in today's call? Regards, Avik