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

[Xen-devel] Re: [Xen-changelog] [xen-unstable] [PV-ON-HVM] Don't generat

To: "Tian, Kevin" <kevin.tian@xxxxxxxxx>
Subject: [Xen-devel] Re: [Xen-changelog] [xen-unstable] [PV-ON-HVM] Don't generate lots ofspurious interrupts when using event
From: Steven Smith <sos22-xen@xxxxxxxxxxxxx>
Date: Fri, 3 Nov 2006 08:12:17 +0000
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Fri, 03 Nov 2006 00:12:36 -0800
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <D470B4E54465E3469E2ABBC5AFAC390F051350@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
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/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe>
List-unsubscribe: <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe>
References: <D470B4E54465E3469E2ABBC5AFAC390F051350@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
> >Looking at the patch, it ought to have been slightly faster, so these
> >results rather surprised me.  Did you do any benchmarks yourself?
> No, I didn't because when I reading your patch it simply indicated a 
> spurious interrupt issue to be fixed there. Based on the description, 
> I came up above as an alternative.
Fair enough.

> It's quite interesting to see such fix with so obvious performance
> degradation.  BTW, is it a typo? This logic should only matter for
> hvm guest, and why throughout between dom0 and domU is affected
> which is more odd if true?
Sorry, this was between dom0 and an HVM domU.

Steven.

Attachment: signature.asc
Description: Digital signature

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