From mboxrd@z Thu Jan 1 00:00:00 1970 From: Konrad Rzeszutek Wilk Subject: Re: Re: [PATCH 0 of 1] Deal with Serial Over LAN (SOL) IPMI interfaces. Date: Mon, 14 Dec 2009 11:36:09 -0500 Message-ID: <20091214163609.GA26474@phenom.dumpdata.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Keir Fraser Cc: "Gary.Grebus@oracle.com" , "xen-devel@lists.xensource.com" List-Id: xen-devel@lists.xenproject.org On Mon, Dec 14, 2009 at 04:38:33PM +0000, Keir Fraser wrote: > On 14/12/2009 15:10, "Konrad Rzeszutek Wilk" wrote: > > > During the testing of Intel blades we found that the Serial Over LAN > > does not generate IRQs that well. Gary came up with a patch that > > figures out if it needs to poll or just work as before (IRQ). The benefit > > of this patch is that you don't need to do: > > > > com1=115200,8n1,0 > > > > but instead can just do com1=115200,8n1 which is great in the field > > where you don't want the bootup file to change. > > Kinda gross, and I'm not sure it's straightforward enough that I trust it on > all systems that currently work fine (vast majority). I *might* consider it We (Virtual Iron) were confident enough to make it turned on in our production builds. I do not have the list of machines we certified anymore (the web-page went bye-bye) so I can't give you the test scope data :-( > if it's a non-default boot option to turn it on. I don't believe that Linux > does such things either, at least by default. I am going to defer to Gary on the implementation details.