Re: [PATCH] Check CPL for break 0x80001 case. Re: [Xen-ia64-devel] [Q]ltrace and do_ssc

2006-12-01 Thread Alex Williamson
On Wed, 2006-11-29 at 20:07 +0900, Atsushi SAKAI wrote: Hi, All This is a patch which intends for fixing ltrace problem. When I execute a command ltrace ps on dom0, it makes dom0 hung. It comes from break 0x80001 is shared by ltrace(CPL=3) and hpsim(CPL=2). To avoid this problem, I just

Re: [PATCH] Check CPL for break 0x80001 case. Re: [Xen-ia64-devel] [Q]ltrace and do_ssc

2006-11-30 Thread Alex Williamson
On Wed, 2006-11-29 at 23:54 +0900, Isaku Yamahata wrote: This patch is incomplete. If the guest kernel issues break 0x80001 or 0x80002 with an unknown SSC command, xen shouldn't fall in infinit loop. It should panic domain (not xen) or return error. Hi Isaku, I assume you objection to

Re: [PATCH] Check CPL for break 0x80001 case. Re: [Xen-ia64-devel] [Q]ltrace and do_ssc

2006-11-30 Thread Isaku Yamahata
On Thu, Nov 30, 2006 at 04:49:48PM -0700, Alex Williamson wrote: I assume you objection to this patch is satisfied with the additional do_ssc() patch you submitted, correct? Thanks, Right. Please apply this patch too. -- yamahata ___

Re: [PATCH] Check CPL for break 0x80001 case. Re: [Xen-ia64-devel] [Q]ltrace and do_ssc

2006-11-29 Thread Isaku Yamahata
This patch is incomplete. If the guest kernel issues break 0x80001 or 0x80002 with an unknown SSC command, xen shouldn't fall in infinit loop. It should panic domain (not xen) or return error. On Wed, Nov 29, 2006 at 08:07:36PM +0900, Atsushi SAKAI wrote: Hi, All This is a patch which

Re: [PATCH] Check CPL for break 0x80001 case. Re: [Xen-ia64-devel] [Q]ltrace and do_ssc

2006-11-29 Thread Atsushi SAKAI
Hi, Isaku Thank you for your comments. I am just caring ltrace problem. I just check dom0 boot and ltrace command. If any suggestions, please fix it. (Since I have no idea on this.) Thanks Atsushi SAKAI This patch is incomplete. If the guest kernel issues break 0x80001 or 0x80002 with an