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Re: [PATCH v2 1/5] libxenguest: support zstd compressed kernels

On Tue, Jan 19, 2021 at 04:15:25PM +0100, Jan Beulich wrote:
> This follows the logic used for other decompression methods utilizing an
> external library, albeit here we can't ignore the 32-bit size field
> appended to the compressed image - its presence causes decompression to
> fail. Leverage the field instead to allocate the output buffer in one
> go, i.e. without incrementally realloc()ing.
> Note that, where possible, instead of #ifdef-ing xen/*.h inclusions,
> they get removed.
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Wei Liu <wl@xxxxxxx>

> ---
> Note for committer: As an alternative to patching tools/configure here,
> autoconf may want re-running.

Noted. FWIW I use Debian 10 to generate configure. If I don't get around
doing it someone who runs the same system should be able to help.



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