Re: [Xen-devel] [PATCH v3 20/28] tools/libxc+libxl+xl: Restore v2 streams

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

Andrew Cooper writes ("[PATCH v3 20/28] tools/libxc+libxl+xl: Restore v2 
streams"):
> This is a complicated set of changes which must be done together for
> bisectability.
> 
>  * libxl-save-helper is updated to unconditionally use libxc migration
>    v2.
>  * libxl compatibility workarounds in libxc are disabled for restore
>    operations.
>  * libxl__stream_read_start() is logically spliced into the event
>    location where libxl__xc_domain_restore() used to reside.
>  * Ownership of the save_helper_state moves to stream_read_state.
> 
> The parameters 'hvm', 'pae', and 'superpages' were previously
> superfluous, and are completely unused in migration
> v2. callbacks->toolstack_restore is handled via a migration v2 record
> now, rather than via a callback from libxc.
> 
> NB: this change breaks Remus.  Further untangling needs to happen
> before Remus will function.
> 
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> CC: Ian Campbell <Ian.Campbell@xxxxxxxxxx>
> CC: Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>
> CC: Wei Liu <wei.liu2@xxxxxxxxxx>

Acked-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>

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