WARNING - OLD ARCHIVES

This is an archived copy of the Xen.org mailing list, which we have preserved to ensure that existing links to archives are not broken. The live archive, which contains the latest emails, can be found at http://lists.xen.org/
   
 
 
Xen 
 
Home Products Support Community News
 
   
 

xen-devel

RE: [Xen-devel] pvops-2.6.32 - Interrupt routing problem

To: Bastian Blank <waldi@xxxxxxxxxx>, Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
Subject: RE: [Xen-devel] pvops-2.6.32 - Interrupt routing problem
From: "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>
Date: Fri, 19 Mar 2010 22:15:23 +0800
Accept-language: en-US
Acceptlanguage: en-US
Cc: Jeremy Fitzhardinge <jeremy@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Delivery-date: Fri, 19 Mar 2010 07:16:36 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <20100319113904.GA29200@xxxxxxxxxxxxxxxxxxxxxxx>
List-help: <mailto:xen-devel-request@lists.xensource.com?subject=help>
List-id: Xen developer discussion <xen-devel.lists.xensource.com>
List-post: <mailto:xen-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <4B9D0726.3060304@xxxxxxxx> <20100314161750.GA7790@xxxxxxxxxxxxxxxxxxxxxxx> <EB8593BCECAB3D40A8248BE0B6400A38464169F7@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20100315101126.GA24650@xxxxxxxxxxxxxxxxxxxxxxx> <EB8593BCECAB3D40A8248BE0B6400A38464AE52E@xxxxxxxxxxxxxxxxxxxxxxxxxxxxx> <20100315211459.GA9314@xxxxxxxxxxxxxxxxxxxxxxx> <20100316013114.GD7622@xxxxxxxxxxxxxxxxxxx> <20100316081832.GA20502@xxxxxxxxxxxxxxxxxxxxxxx> <20100316153216.GB28821@xxxxxxxxxxxxxxxxxxx> <20100316182053.GA2258@xxxxxxxxxxxxxxxxxxxxxxx> <20100319113904.GA29200@xxxxxxxxxxxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcrHWNCXxND8isP6RwypS/eicuXk8gAFTZZQ
Thread-topic: [Xen-devel] pvops-2.6.32 - Interrupt routing problem
Bastian Blank wrote:
> 
> I did some digging and found similar code that disallows
> reprogramming of IO-APIC pins in
> arch/x86/kernel/apic/io_apic.c:io_apic_set_pci_routing
> So this behaviour is correct.
> So the question is: Is it wrong for the kernel to do register_gsi
> calls early in bootup for interrupts it does not know anything about?

I remembered you mentioned that you hacked hypervisor and allows re-programme 
for the special gsi and everying goes well. If you only hacked hypervisor in 
your case, and I think the hypervisor patch should be enough.  Could you attach 
the full log ?
Xiantao


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel