Re: [PATCH v6 6/7] migration/multifd: Enable multifd zero page checking by default.

[Fabiano Rosas]

Hao Xiang <hao.xiang@linux.dev> writes:

> From: Hao Xiang <hao.xiang@bytedance.com>
>
> 1. Set default "zero-page-detection" option to "multifd". Now
> zero page checking can be done in the multifd threads and this
> becomes the default configuration.
> 2. Handle migration QEMU9.0 -> QEMU8.2 compatibility. We provide
> backward compatibility where zero page checking is done from the
> migration main thread.
>
> Signed-off-by: Hao Xiang <hao.xiang@bytedance.com>

Reviewed-by: Fabiano Rosas <farosas@suse.de>