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] Re: xen-kernel and EDD

To: Lin-Bao Zhang <2004.zhang@xxxxxxxxx>, Keir Fraser <keir.xen@xxxxxxxxx>
Subject: Re: [Xen-devel] Re: xen-kernel and EDD
From: Keir Fraser <keir@xxxxxxx>
Date: Thu, 25 Aug 2011 11:24:11 +0100
Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
Delivery-date: Thu, 25 Aug 2011 03:25:00 -0700
Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=sender:user-agent:date:subject:from:to:cc:message-id:thread-topic :thread-index:in-reply-to:mime-version:content-type :content-transfer-encoding; bh=EXLjfJnzdeo4zarWivOhxpRqxboXpz5wX+yOEUQzJhE=; b=PdFrBDW31C/YFPNSEcEPdy3CFBO0fkT9JnhjIV94VE458WrXhoq/Mck/GP1or6W2fw BHz5odh6BjmpVsADSiMbLVa7ajv2HVfEf48tQ6XIIRCEZ9andThQfYR0cEEqXRW+wWH8 NTIs1Oe5Nhquesj6aih1bCMPUp+SWDmmiCwT0=
Envelope-to: www-data@xxxxxxxxxxxxxxxxxxx
In-reply-to: <CANuKePkbo1G6TDW1FhXGM5M6kE6XGx_dMrYOTALR+_m=kpWrog@xxxxxxxxxxxxxx>
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>
Sender: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
Thread-index: AcxjESE6TynASIURkEerhwKWwniKpg==
Thread-topic: [Xen-devel] Re: xen-kernel and EDD
User-agent: Microsoft-Entourage/12.30.0.110427
On 25/08/2011 10:50, "Lin-Bao Zhang" <2004.zhang@xxxxxxxxx> wrote:

> Hi Keir,
> 
> I have another question about debugging Xen-hypervisor.
> Do you have some advanced debugging method ?
> 
> I am reviewing xen source code, I just find in ../Config.mk there is a
> debug = y
> in xen/Rules.mk ,there is only "verbose" and "crash_debug" .
> 
> but just now , I recompile xen source to restore the INT13 error , but
> I didn't see any useful and valuable messages.
> 
> do you have some comments ?thanks very much!
> in a word, can you share your debugging experience ?  I think this
> will be very useful for all xen source developers and debuggers.

I build with debug=y to turn on assertions and more verbose printing. I then
generally add extra printk tracing to close in on a specific bug. That's it
really.

 -- Keir

> -Bob



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