Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Jan Beulich
>>> On 24.11.15 at 14:46, wrote: > On Tue, 2015-11-24 at 10:35 +, Andrew Cooper wrote: >> On 24/11/15 10:17, Petr Tesarik wrote: >> > On Tue, 24 Nov 2015 10:09:01 + >> > David Vrabel wrote: >> > >> > > On 24/11/15 09:55, Malcolm Crossley wrote: >> > > > On 24/11/15 08:59, Jan Beulich wro

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Ian Campbell
On Tue, 2015-11-24 at 10:35 +, Andrew Cooper wrote: > On 24/11/15 10:17, Petr Tesarik wrote: > > On Tue, 24 Nov 2015 10:09:01 + > > David Vrabel wrote: > > > > > On 24/11/15 09:55, Malcolm Crossley wrote: > > > > On 24/11/15 08:59, Jan Beulich wrote: > > > > > > > > On 24.11.15 at 07:55,

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Andrew Cooper
On 24/11/15 13:41, Andrew Cooper wrote: > On 24/11/15 13:39, Jan Beulich wrote: > On 24.11.15 at 13:57, wrote: >>> V Tue, 24 Nov 2015 10:35:03 + >>> Andrew Cooper napsáno: >>> On 24/11/15 10:17, Petr Tesarik wrote: > On Tue, 24 Nov 2015 10:09:01 + > David Vrabel wrote: >

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Andrew Cooper
On 24/11/15 13:39, Jan Beulich wrote: On 24.11.15 at 13:57, wrote: >> V Tue, 24 Nov 2015 10:35:03 + >> Andrew Cooper napsáno: >> >>> On 24/11/15 10:17, Petr Tesarik wrote: On Tue, 24 Nov 2015 10:09:01 + David Vrabel wrote: > On 24/11/15 09:55, Malcolm Crossley wro

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Jan Beulich
>>> On 24.11.15 at 13:57, wrote: > V Tue, 24 Nov 2015 10:35:03 + > Andrew Cooper napsáno: > >> On 24/11/15 10:17, Petr Tesarik wrote: >> > On Tue, 24 Nov 2015 10:09:01 + >> > David Vrabel wrote: >> > >> >> On 24/11/15 09:55, Malcolm Crossley wrote: >> >>> On 24/11/15 08:59, Jan Beulich

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Petr Tesarik
V Tue, 24 Nov 2015 10:35:03 + Andrew Cooper napsáno: > On 24/11/15 10:17, Petr Tesarik wrote: > > On Tue, 24 Nov 2015 10:09:01 + > > David Vrabel wrote: > > > >> On 24/11/15 09:55, Malcolm Crossley wrote: > >>> On 24/11/15 08:59, Jan Beulich wrote: > >>> On 24.11.15 at 07:55, wrote:

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Andrew Cooper
On 24/11/15 10:17, Petr Tesarik wrote: > On Tue, 24 Nov 2015 10:09:01 + > David Vrabel wrote: > >> On 24/11/15 09:55, Malcolm Crossley wrote: >>> On 24/11/15 08:59, Jan Beulich wrote: >>> On 24.11.15 at 07:55, wrote: > What about: > > 4) Instead of relying on the kernel mainta

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Petr Tesarik
On Tue, 24 Nov 2015 10:09:01 + David Vrabel wrote: > On 24/11/15 09:55, Malcolm Crossley wrote: > > On 24/11/15 08:59, Jan Beulich wrote: > > On 24.11.15 at 07:55, wrote: > >>> What about: > >>> > >>> 4) Instead of relying on the kernel maintained p2m list for m2p > >>>conversion use

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread David Vrabel
On 24/11/15 09:55, Malcolm Crossley wrote: > On 24/11/15 08:59, Jan Beulich wrote: > On 24.11.15 at 07:55, wrote: >>> What about: >>> >>> 4) Instead of relying on the kernel maintained p2m list for m2p >>>conversion use the hypervisor maintained m2p list which should be >>>available in

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Malcolm Crossley
On 24/11/15 08:59, Jan Beulich wrote: On 24.11.15 at 07:55, wrote: >> What about: >> >> 4) Instead of relying on the kernel maintained p2m list for m2p >>conversion use the hypervisor maintained m2p list which should be >>available in the dump as well. This is the way the alive kernel

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-24 Thread Jan Beulich
>>> On 24.11.15 at 07:55, wrote: > What about: > > 4) Instead of relying on the kernel maintained p2m list for m2p >conversion use the hypervisor maintained m2p list which should be >available in the dump as well. This is the way the alive kernel is >working, so mimic it during crash

Re: [Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-23 Thread Juergen Gross
On 23/11/15 21:18, Daniel Kiper wrote: > Hi all, > > Some time ago Linux kernel commit 054954eb051f35e74b75a566a96fe756015352c8 > (xen: switch to linear virtual mapped sparse p2m list) introduced linear > virtual mapped sparse p2m list. It fixed some issues, however, it broke > crash tool too. I t

[Xen-devel] crash tool - problem with new Xen linear virtual mapped sparse p2m list

2015-11-23 Thread Daniel Kiper
Hi all, Some time ago Linux kernel commit 054954eb051f35e74b75a566a96fe756015352c8 (xen: switch to linear virtual mapped sparse p2m list) introduced linear virtual mapped sparse p2m list. It fixed some issues, however, it broke crash tool too. I tried to fix this issue but the problem looks more d