| Message ID | 20230130092157.1759539-10-hch@lst.de (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [01/23] block: factor out a bvec_set_page helper | expand |
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@lst.de> Acked-by: Michael S. Tsirkin <mst@redhat.com> > --- > 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
On Mon, Jan 30, 2023 at 11:18 PM Michael S. Tsirkin <mst@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@lst.de> > > Acked-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@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 >
On 1/30/23 01:21, Christoph Hellwig wrote: > Use the bvec_set_virt helper to initialize the special_vec. > > Signed-off-by: Christoph Hellwig <hch@lst.de> > --- Looks good. Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com> -ck
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;
Use the bvec_set_virt helper to initialize the special_vec. Signed-off-by: Christoph Hellwig <hch@lst.de> --- drivers/block/virtio_blk.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)