Re: virtio: Add memory statistics reporting to the balloon driver (V3)

[Rusty Russell]

On Fri, 20 Nov 2009 01:49:05 am Adam Litke wrote:
> Rusty and Anthony,
> If I've addressed all outstanding issues, please consider this patch for
> inclusion.  Thanks.
> 
> Changes since V2:
>  - Increase stat field size to 64 bits
>  - Report all sizes in kb (not pages)

Hi Adam,

   Looks like we're very close.  A few minor things:

Why k?  Why not just do the simplest possible thing, and just report all
stats as straight numbers, now we have 64 bits.

>  - Drop anon_pages stat and fix endianness conversion

Please drop endianness conversion.

> +struct virtio_balloon_stat
> +{
> +	__le16 tag;
> +	__le64 val;
> +};

Let's not introduce padding as well; __attribute__((packed)) here please.

Thanks,
Rusty.
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