Re: [Xen-devel] Domain Save Image Format proposal (draft C)

[Ian Jackson <Ian.Jackson@xxxxxxxxxxxxx>]

David Vrabel writes ("Domain Save Image Format proposal (draft C)"):
> Here is a draft of a proposal for a new domain save image format.  It
> does not currently cover all use cases (see the full list in the doc).

Good work.

>              0x00000008 - 0xEFFFFFFF: Reserved for future _mandatory_
>              records.

YM "- 0x7fffffff".  HTH.

> checksum     CRC-32C checksum of the record head, body (including any
>              trailing padding) and the footer (except for the checksum
>              field itself), or 0x00000000 if the checksum field is
>              invalid.

I still question whether it is really sensible to have a set of
per-record checksums which do not cover all of the file (eg, excluding
the image header, and the file structure).

> Table: XEN\_DOMCTL\_PFINFO\_* Page Types.
...
>                0x5-0x8    Reserved.

You should explicitly say that receiving a not understood page type is
fatal.

Thanks,
Ian.

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