Re: [Qemu-block] [Qemu-devel] [PATCH v2 15/15] qemu-io: Relax 'alloc' now that block-status doesn't assert

[Fam Zheng]

On Mon, 07/03 17:14, Eric Blake wrote:
> Previously, the alloc command required that input parameters be
> sector-aligned and clamped to 32 bits, because the underlying
> bdrv_is_allocated used a 32-bit parameter and asserted aligned
> inputs.  But now that we have fixed block status to report a
> 64-bit bytes value, and to properly round requests on behalf of
> guests, we can pass any values, and can use qemu-io to add
> coverage that our rounding is correct regardless of the guest
> alignment constraints.
> 
> Update iotest 177 to intentionally probe block status at
> unaligned boundaries, which also required tweaking the image
> prep to leave an unallocated portion to the image under test.
> 
> Signed-off-by: Eric Blake <address@hidden>

Reviewed-by: Fam Zheng <address@hidden>