virtio_blk_req
SLIST_ENTRY(virtio_blk_req) vr_list;
struct virtio_blk_req *sc_reqs;
SLIST_HEAD(, virtio_blk_req) sc_freelist;
struct virtio_blk_req *vr = NULL;
struct virtio_blk_req *vr = io;
struct virtio_blk_req *vr = &sc->sc_reqs[slot];
struct virtio_blk_req *vr = &sc->sc_reqs[i];
struct virtio_blk_req *vr;
offsetof(struct virtio_blk_req, vr_status), sizeof(uint8_t),
offsetof(struct virtio_blk_req, vr_status), sizeof(uint8_t), 0);
allocsize = sizeof(struct virtio_blk_req) * nreqs;
struct virtio_blk_req *vr = &sc->sc_reqs[i];
struct virtio_blk_req *vr = &sc->sc_reqs[i];
#define VR_DMA_END offsetof(struct virtio_blk_req, vr_qe_index)