From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: RFC: Automatically making a PCI device assignable in the config file Date: Fri, 12 Jul 2013 12:02:14 -0400 Message-ID: <20130712160214.GB8063@phenom.dumpdata.com> References: <20957.26468.175816.677766@mariner.uk.xensource.com> <51DD7420.5050803@eu.citrix.com> <51DE988E.7020700@citrix.com> <20960.81.509830.418330@mariner.uk.xensource.com> <20130712134833.GB3518@localhost.localdomain> <20960.5652.606227.862830@mariner.uk.xensource.com> <20130712150138.GB3846@phenom.dumpdata.com> <51E01C29.1000600@eu.citrix.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <51E01C29.1000600@eu.citrix.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: George Dunlap Cc: Ian Campbell , Ian Jackson , David Vrabel , "xen-devel@lists.xen.org" List-Id: xen-devel@lists.xenproject.org On Fri, Jul 12, 2013 at 04:09:29PM +0100, George Dunlap wrote: > On 12/07/13 16:01, Konrad Rzeszutek Wilk wrote: > >On Fri, Jul 12, 2013 at 03:43:32PM +0100, Ian Jackson wrote: > >>Konrad Rzeszutek Wilk writes ("Re: [Xen-devel] RFC: Automatically making a PCI device assignable in the config file"): > >>>On Fri, Jul 12, 2013 at 02:10:41PM +0100, Ian Jackson wrote: > >>>>I think at the very least there should be the ability to have it as a > >>>>global config option. > >>>Like the seatbelt option or perhaps a better name 'expert' in the /etc/xl.conf? > >>I was thinking "default.pci.seize" or something. > >Why not combine this with the other - the one where you can call > >'xl vpcu-set ' where the number of > >VCPUs is greater than PCPUs. And if the 'expert' option is turned > >on it will let you. If it is not, it will notify you about this > >being a bad idea. > > ...because you may want to have one and not the other? Seatbelts are seatbelts. They have many parts - but nonethless at the end of the day you describe them by just one word. I am not a big fan of many knobs - even thought I did work at some point for IBM which was known for its knob-for-everything products. > > -George