Re: [Xen-devel] [PATCH v4 00/27] Libxl migration v2

[Wei Liu <wei.liu2@xxxxxxxxxx>]

On Tue, Jul 14, 2015 at 11:59:15AM +0100, Andrew Cooper wrote:
> This series adds support for the libxl migration v2 stream, and untangles the
> existing layering violations of the toolstack and qemu records.
> 
> It can be found on the branch "libxl-migv2-v4"
>   git://xenbits.xen.org/people/andrewcoop/xen.git
>   http://xenbits.xen.org/git-http/people/andrewcoop/xen.git
> 
> No major changes over v3, but a lot of minor changes following review.
> 
> At the end of the series, legacy migration is no longer used.
> 
> The Remus code is untested by me.  All other combinations of
> suspend/migrate/resume have been tested with PV and HVM guests (qemu-trad and
> qemu-upstream), including automatic legacy -> v2 inline conversion.
> 
> Anyway, thoughts/comments welcome.  Please test!
> 
> ~Andrew
> 
> Summary of Acks/Modified/New from v2
> 
> A   bsd-sys-queue-h-seddery: Massage `offsetof'
> A   tools/libxc: Always compile the compat qemu variables into xc_sr_context
> A   tools/libxl: Introduce ROUNDUP()
> A   tools/libxl: Introduce libxl__kill()
> A   tools/libxl: Stash all restore parameters in domain_create_state
> A   tools/libxl: Split libxl__domain_create_state.restore_fd in two
> AM  tools/libxl: Extra management APIs for the save helper
> A   tools/libxl: Add save_helper_state pointers to 
> libxl__xc_domain_{save,restore}()
>   N tools/libxl: Fix libxl__carefd_opened() to be more useful with an invalid 
> fd
> A   tools/xl: Mandatory flag indicating the format of the migration stream
> A   docs: Libxl migration v2 stream specification
> A   tools/python: Libxc migration v2 infrastructure
> A   tools/python: Libxl migration v2 infrastructure
> A   tools/python: Other migration infrastructure
> A   tools/python: Verification utility for v2 stream spec compliance
> A   tools/python: Conversion utility for legacy migration streams
> A   tools/libxl: Migration v2 stream format
>  M  tools/libxl: Infrastructure for reading a libxl migration v2 stream
>  M  tools/libxl: Infrastructure to convert a legacy stream
>  M  tools/libxl: Convert a legacy stream if needed
> AM  tools/libxc+libxl+xl: Restore v2 streams
>  M  tools/libxl: Infrastructure for writing a v2 stream
> AM  tools/libxc+libxl+xl: Save v2 streams
> A   docs/libxl: Introduce CHECKPOINT_END to support migration v2 remus streams
> AM  tools/libxl: Write checkpoint records into the stream
> A   tools/libx{c,l}: Introduce restore_callbacks.checkpoint()
> AM  tools/libxl: Handle checkpoint records in a libxl migration v2 stream
> A   tools/libxc: Drop all XG_LIBXL_HVM_COMPAT code from libxc
> A   tools/libxl: Drop all knowledge of toolstack callbacks

This series:

Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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