Re: [Qemu-devel] [PATCH v12 11/13] Add XBZRLE to ram_save_block and ram_save_live

[Eric Blake <eblake@redhat.com>]

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On 06/19/2012 09:43 AM, Orit Wasserman wrote:
> In the outgoing migration check to see if the page is cached and
> changed than send compressed page by using save_xbrle_page function.
> In the incoming migration check to see if RAM_SAVE_FLAG_XBRLE is set
> and decompress the page (by using load_xbrle function).
> 
> Signed-off-by: Benoit Hudzia <benoit.hudzia@sap.com>
> Signed-off-by: Petter Svard <petters@cs.umu.se>
> Signed-off-by: Aidan Shribman <aidan.shribman@sap.com>
> Signed-off-by: Orit Wasserman <owasserm@redhat.com>

> +
> +    /* Stage 1 cache the page and exit.
> +       Stage 2 check to see if page is cached , if not cache the page.

s/ ,/,/


> +            } else if (migrate_use_xbzrle() && stage != 3) {
> +                /* In stage 1 we only cache the pages before sending them
> +                   from the cache (uncompressed).
> +                   We doen't use compression for stage 3.

s/doen't/don't/

-- 
Eric Blake   eblake@redhat.com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org




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