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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <200911201023.30709.rusty@rustcorp.com.au>
Date:	Fri, 20 Nov 2009 10:23:30 +1030
From:	Rusty Russell <rusty@...tcorp.com.au>
To:	Adam Litke <agl@...ibm.com>
Cc:	Anthony Liguori <aliguori@...ibm.com>, qemu-devel@...gnu.org,
	Avi Kivity <avi@...hat.com>,
	virtualization@...ts.linux-foundation.org,
	linux-kernel@...r.kernel.org
Subject: Re: virtio: Add memory statistics reporting to the balloon driver (V3)

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.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/