Re: [Qemu-block] [RFC PATCH 16/56] migration: Make XBZRLE transferred size unsigned in QAPI/QMP

[Juan Quintela]

Markus Armbruster <address@hidden> wrote:
> Sizes should use QAPI type 'size' (uint64_t).  XBZRLECacheStats member
> @bytes is 'int' (int64_t).  save_xbzrle_page() computes the byte count
> increment in size_t, implicitly converts it to int, then adds that to
> @bytes.
>
> Change the XBZRLECacheStats member to 'size' and clean up
> save_xbzrle_page().
>
> query-migrate now reports transferred sizes above 2^63-1 correctly
> instead of their (negative) two's complement.
>
> HMP's "info migrate" already reported them correctly, because it
> printed the signed integer with PRIu64.
>
> Signed-off-by: Markus Armbruster <address@hidden>

Reviewed-by: Juan Quintela <address@hidden>