[PATCH 09/23] virtio_blk: use bvec_set_virt to initialize special_vec

[Jason Wang]

On Mon, Jan 30, 2023 at 11:18 PM Michael S. Tsirkin <mst at redhat.com> wrote:
>
> On Mon, Jan 30, 2023 at 10:21:43AM +0100, Christoph Hellwig wrote:
> > Use the bvec_set_virt helper to initialize the special_vec.
> >
> > Signed-off-by: Christoph Hellwig <hch at lst.de>
>
> Acked-by: Michael S. Tsirkin <mst at redhat.com>

Acked-by: Jason Wang <jasowang at redhat.com>

Thanks

>
>
> > ---
> >  drivers/block/virtio_blk.c | 4 +---
> >  1 file changed, 1 insertion(+), 3 deletions(-)
> >
> > diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
> > index 6a77fa91742880..dc6e9b989910b0 100644
> > --- a/drivers/block/virtio_blk.c
> > +++ b/drivers/block/virtio_blk.c
> > @@ -170,9 +170,7 @@ static int virtblk_setup_discard_write_zeroes_erase(struct request *req, bool un
> >
> >       WARN_ON_ONCE(n != segments);
> >
> > -     req->special_vec.bv_page = virt_to_page(range);
> > -     req->special_vec.bv_offset = offset_in_page(range);
> > -     req->special_vec.bv_len = sizeof(*range) * segments;
> > +     bvec_set_virt(&req->special_vec, range, sizeof(*range) * segments);
> >       req->rq_flags |= RQF_SPECIAL_PAYLOAD;
> >
> >       return 0;
> > --
> > 2.39.0
>