On Wed, Jun 22, 2016 at 09:51:01AM -0600, Eric Blake wrote:
> Another step towards byte-based interfaces everywhere.  Replace
> the sector-based bdrv_aio_discard() with a new byte-based
> bdrv_aio_pdiscard(), which silently ignores any unaligned head
> or tail.  Driver callbacks will be converted in followup patches.
> 
> Signed-off-by: Eric Blake <eblake@redhat.com>
> ---
>  include/block/block.h |  6 +++---
>  block/block-backend.c |  3 ++-
>  block/io.c            | 15 +++++++--------
>  block/trace-events    |  2 +-
>  4 files changed, 13 insertions(+), 13 deletions(-)

Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>