Re: [Qemu-devel] [PATCH 05/12] block: add logical block provisioning information to BlockDriverInfo

[Peter Lieven]

On 13.09.2013 12:34, Paolo Bonzini wrote:
> Il 13/09/2013 12:25, Peter Lieven ha scritto:
> > +    /* maximum number of sectors that can be discarded at once */
> > +    int max_discard;
> > +    /* maximum number of sectors that can zeroized at once */
> > +    int max_write_zeroes;
> These should not be needed outside the driver.
>
> If you want to make them private between block.c and block/iscsi.c, you
> can add them to BlockDriverState.
The question is, if the discard_zeroes or discard_write_zeroes is needed
outside the driver as well?

I can put the max_* information in the block driver state. I also thought
to add alignment and granularity information even if they are currently
not yet used.

Peter