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-ppc-devel

Re: [XenPPC] Why no do_softirq() after external interrupt ?

To: HYEONSEUNG JANG <hs8848.jang@xxxxxxxxxxx>
Subject: Re: [XenPPC] Why no do_softirq() after external interrupt ?
From: apw@xxxxxxxxxx (Amos Waterland)
Date: Fri, 18 May 2007 13:39:31 -0400
Cc: xen-ppc-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 18 May 2007 10:37:47 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <23413814.1322081179450215220.JavaMail.weblogic@ep_ml19>
List-help: <mailto:xen-ppc-devel-request@lists.xensource.com?subject=help>
List-id: Xen PPC development <xen-ppc-devel.lists.xensource.com>
List-post: <mailto:xen-ppc-devel@lists.xensource.com>
List-subscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ppc-devel>, <mailto:xen-ppc-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-ppc-devel>, <mailto:xen-ppc-devel-request@lists.xensource.com?subject=unsubscribe>
References: <23413814.1322081179450215220.JavaMail.weblogic@ep_ml19>
Sender: xen-ppc-devel-bounces@xxxxxxxxxxxxxxxxxxx
User-agent: Mutt/1.5.13 (2006-08-11)
On Fri, May 18, 2007 at 01:03:35AM +0000, HYEONSEUNG JANG wrote:
> Is there anyone who can tell me the reason why do_softirq() is not
> called after external interrupt handling? Or is it just a simple
> missing(but important) code in XenPPC port ?

Others on this list can comment about Xen/PPC's model for handling
external exceptions, but please see these two emails for notes regarding
the limitations of generic Xen's design with respect to Xen/PPC's model:

 http://lists.xensource.com/archives/html/xen-ppc-devel/2006-11/msg00144.html
 http://lists.xensource.com/archives/html/xen-ppc-devel/2006-11/msg00182.html


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

<Prev in Thread] Current Thread [Next in Thread>