Re: [Xen-devel] [PATCH for 4.6 v3 0/5] Migration v2 fix

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Mon, Sep 07, 2015 at 11:10:24AM +0100, Andrew Cooper wrote:
> 
> 
> On 07/09/15 11:07, Wei Liu wrote:
> >On Mon, Sep 07, 2015 at 11:04:25AM +0100, Andrew Cooper wrote:
> >>On 06/09/15 21:05, Wei Liu wrote:
> >>>Wei Liu (5):
> >>>   libxc: clearer migration v2 debug message
> >>>   libxc: migration v2 prefix Memory -> Frames
> >>>   libxc: fix indentation
> >>>   libxc: don't populate same pfn more than once in populate_pfns
> >>>   libxc: add assertion to avoid setting same bit more than once
> >>>
> >>>  tools/libxc/xc_sr_restore.c        |  7 ++++---
> >>>  tools/libxc/xc_sr_restore_x86_pv.c |  4 ++--
> >>>  tools/libxc/xc_sr_save.c           | 10 +++++-----
> >>>  3 files changed, 11 insertions(+), 10 deletions(-)
> >>>
> >>Please test against Xen 4.5 as well.  I have looked at the legacy code, but
> >>can't convince myself either way as to whether the bug is present or not.
> >>
> >DYM cross version migration from 4.5 to 4.6 or 32bit Linux 4.1 save /
> >restore with Xen 4.5?
> 
> Just plain legacy migration with Linux 4.1, to see whether legacy suffers
> from the same issue.  If it does, we should probably backport a legacy fix.
> 

Xen 4.5.1 works fine when migrating 32 bit Linux 4.1 guest.

Wei.

> ~Andrew

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