Re: [Qemu-devel] [PATCH] [qemu-img] CPU consuming optimization

[Stefan Hajnoczi]

On Wed, May 18, 2011 at 7:55 AM, Dmitry Konishchev <address@hidden> wrote:
> So, if you are agreed with the said above, you can accept this patch
> and then I'll write an enchancement for it with bdrv_is_allocated()
> because it is going to include this patch.

Yes, optimizing is_not_zero() is good.  The only additional thing I
suggest is adding a comment before the function to document the length
constraint.

Kevin Wolf is CCed, he's the QEMU block layer maintainer and may have
additional thoughts before accepting this patch.

Stefan