From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sergey Tovpeko Subject: Using kdb debugger on Xen-4.1 Date: Mon, 16 May 2011 18:01:12 +0400 Message-ID: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary=20cf30549efd92c74d04a3651693 Return-path: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: mukesh.rathor@oracle.com Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org --20cf30549efd92c74d04a3651693 Content-Type: multipart/alternative; boundary=20cf30549efd92c74304a3651691 --20cf30549efd92c74304a3651691 Content-Type: text/plain; charset=ISO-8859-1 Hello! I've tried kdb on Xen 4.1 to debug hypervisor&Dom0 online and I should say it works well. Took kdb from http://xenbits.xen.org/ext/debuggers.hg/ It seems there are still one issue I run into. GET_PROCESSOR_ID macros defined in arch/x86/x86_64/entry.S is out-of-date and should be updated for Xen-4.1. I mean that one uses fixed offset to get processor_id field. orq $(STACK_SIZE-16),reg; \ That offset has been changed in cpu_info structure in new Xen. I attached the patch how it should be fixed on my vision. Please, review the one. Sergey. --20cf30549efd92c74304a3651691 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hello!

I've tried kdb on Xen 4.1 to debug hypervisor&Dom0 online and I sho= uld
say it works well.
Took kdb from http://x= enbits.xen.org/ext/debuggers.hg/

It seems there are still one issue I run into.

=A0GET_PROCESSOR_ID macros defined in arch/x86/x86_64/entry.S is
out-of-date and should be updated for Xen-4.1. I mean that one uses
fixed offset to get processor_id field.

=A0=A0=A0=A0=A0=A0=A0 orq=A0 $(STACK_SIZE-16),reg;=A0=A0=A0 \


That offset has been changed in cpu_info structure in new Xen.

I attached=A0 the patch how it should be fixed on my vision. Please,
review the one.

Sergey.
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