Re: [Xen-devel] [PATCH for-4.6 v3 0/6] Fix libxl TOOLSTACK records for migration v2

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Tue, 2015-08-04 at 18:16 +0100, Andrew Cooper wrote:
> The libxl blob for toolstack records was not 32/64bit safe.  In 64bit
> builds, it had an extra 4 bytes of padding due to alignment, and because
> of the pointer arithmatic used to build it, leaked 4 bytes of libxl heap
> into the stream.
> 
> Respecify XENSTORE_DATA as EMULATOR_XENSTORE_DATA and take remedial
> action to prevent this bitness issue escaping into a Xen release.
> 
> Only minor changes from v3.  Details in patches.
> 
> Summary of Modified/Acks:
> 
> Andrew Cooper (6):
> A  tools/libxl: Make libxl__conversion_helper_abort() safe to use
>  M docs/libxl: Re-specify XENSTORE_DATA as EMULATOR_XENSTORE_DATA
>  M tools/libxl: Save and restore EMULATOR_XENSTORE_DATA content

I acked these two and applied, thanks!

(I don't recall if I saw a formal release-ack for these, but it's on the
blocker list so I didn't bother looking...)


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