Re: [Xen-devel] [PATCH 0/4] support linear p2m list in migrate stream v2

[Juergen Gross <jgross@xxxxxxxx>]

On 11/12/15 15:18, Andrew Cooper wrote:
> On 11/12/15 11:31, Juergen Gross wrote:
>> Add support for the virtual mapped linear p2m list of pv-domains in the
>> v2 migrate stream. This will allow to migrate domains larger than 512
>> GB.
>>
>> Tested with 32- and 64-bit pv-domains both with and without linear p2m
>> list and with a hvm domain.
>>
>> Juergen Gross (4):
>>   libxc: split mapping p2m leaves into a separate function
>>   libxc: support of linear p2m list for migration of pv-domains
>>   libxc: stop migration in case of p2m list structural changes
>>   libxc: set flag for support of linear p2m list in domain builder
>>
>>  tools/libxc/xc_dom_compat_linux.c |   2 +-
>>  tools/libxc/xc_dom_core.c         |   2 +
>>  tools/libxc/xc_sr_common.h        |  11 ++
>>  tools/libxc/xc_sr_save.c          |   4 +
>>  tools/libxc/xc_sr_save_x86_hvm.c  |   7 ++
>>  tools/libxc/xc_sr_save_x86_pv.c   | 248 
>> +++++++++++++++++++++++++++++++++-----
>>  6 files changed, 244 insertions(+), 30 deletions(-)
>>
> 
> Wow - surprisingly little change for what seems like a large new feature.

Yeah, I was pleased, too.

> Please can you see about patching docs/features/migration.pandoc to
> indicate that linear p2m is now supported for migration.  This looks
> like it would neatly fit into patch 4.

Okay, will do.


Juergen


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