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

[Top] [All Lists]
<prev [Date] next>
[Advanced]
 <prev [Thread] next>

Re: [Xen-devel] Question regarding SLAB corruption

from [Keir Fraser] [Permanent Link][Original]
To: Lukas Hejtmanek <xhejtman@xxxxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [Xen-devel] Question regarding SLAB corruption
From: Keir Fraser <keir@xxxxxxxxxxxxx>
Date: Sun, 08 Jul 2007 10:59:20 +0100
Delivery-date: Sun, 08 Jul 2007 02:54:04 -0700
Envelope-to: www-data@xxxxxxxxxxxxxxxxxx
In-reply-to: <20070708005423.GU3885@xxxxxxxxxxx>
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>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcfBRqct5b3P3i05EdyYRQAWy6hiGQ==
Thread-topic: [Xen-devel] Question regarding SLAB corruption
User-agent: Microsoft-Entourage/11.3.3.061214 
On 8/7/07 01:54, "Lukas Hejtmanek" <xhejtman@xxxxxxxxxxx> wrote:

> InfiniBand developers told be that they are using SLAB_DEBUG and
> modprobe/rmmod works OK in non-Xen environment.
> 
> So, any thoughts or suggestions to catch the bug?

It could be DMAing randomly. Is there a debug flag in the driver to provide
verbose tracing? Or you could add tracing (or audit) the places that it
initiates DMA and see whether the DMA addresses are correctly calculated.

 -- Keir


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-devel
[More with this subject...]
<Prev in Thread] Current Thread [Next in Thread>
Previous by Date:  Re: [Xen-devel] Permissive devices in Xen, Keir Fraser
Next by Date:  Re: [Xen-devel] Permissive devices in Xen, Lukas Hejtmanek
Previous by Thread:  [Xen-devel] Question regarding SLAB corruption, Lukas Hejtmanek
Next by Thread:  Re: [Xen-devel] Question regarding SLAB corruption, Lukas Hejtmanek
Indexes:  [Date] [Thread] [Top] [All Lists]
 
   

Copyright , Citrix Systems Inc. All rights reserved. Legal and Privacy