Re: [PATCH v2 04/13] libxenguest: short-circuit "all-dirty" handling

[Juergen Gross <jgross@xxxxxxxx>]

On 05.07.21 17:13, Jan Beulich wrote:
> For one it is unnecessary to fill a perhaps large chunk of memory with
> all ones. Add a new parameter to send_dirty_pages() for callers to
> indicate so.
>
> Then it is further unnecessary to allocate the dirty bitmap altogether
> when all that's ever going to happen is a single all-dirty run.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>
Reviewed-by: Juergen Gross <jgross@xxxxxxxx>


Juergen

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