Make the rest of the paths use virtqueue_add_sgs or add_outbuf.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
const char *__MODULE_LICENSE_name = __MODULE_LICENSE_value
/* Interfaces exported by virtio_ring. */
const char *__MODULE_LICENSE_name = __MODULE_LICENSE_value
/* Interfaces exported by virtio_ring. */
-int virtqueue_add_buf(struct virtqueue *vq,
- struct scatterlist sg[],
- unsigned int out_num,
- unsigned int in_num,
- void *data,
- gfp_t gfp);
-
int virtqueue_add_sgs(struct virtqueue *vq,
struct scatterlist *sgs[],
unsigned int out_sgs,
int virtqueue_add_sgs(struct virtqueue *vq,
struct scatterlist *sgs[],
unsigned int out_sgs,
do {
if (started < bufs) {
sg_init_one(&sl, dev->buf, dev->buf_size);
do {
if (started < bufs) {
sg_init_one(&sl, dev->buf, dev->buf_size);
- r = virtqueue_add_buf(vq->vq, &sl, 1, 0,
- dev->buf + started,
- GFP_ATOMIC);
+ r = virtqueue_add_outbuf(vq->vq, &sl, 1,
+ dev->buf + started,
+ GFP_ATOMIC);
if (likely(r == 0)) {
++started;
virtqueue_kick(vq->vq);
if (likely(r == 0)) {
++started;
virtqueue_kick(vq->vq);
- errx(1, "virtqueue_add_buf: %i", err);
+ errx(1, "virtqueue_add_in/outbuf: %i", err);
xfers++;
virtqueue_kick(vq);
xfers++;
virtqueue_kick(vq);
struct virtio_device vdev;
struct virtqueue *vq;
struct vringh vrh;
struct virtio_device vdev;
struct virtqueue *vq;
struct vringh vrh;
- struct scatterlist guest_sg[RINGSIZE];
+ struct scatterlist guest_sg[RINGSIZE], *sgs[2];
struct iovec host_riov[2], host_wiov[2];
struct vringh_iov riov, wiov;
struct vring_used_elem used[RINGSIZE];
struct iovec host_riov[2], host_wiov[2];
struct vringh_iov riov, wiov;
struct vring_used_elem used[RINGSIZE];
sg_set_buf(&guest_sg[0], __user_addr_max - 1, 1);
sg_init_table(guest_sg+1, 1);
sg_set_buf(&guest_sg[1], __user_addr_max - 3, 2);
sg_set_buf(&guest_sg[0], __user_addr_max - 1, 1);
sg_init_table(guest_sg+1, 1);
sg_set_buf(&guest_sg[1], __user_addr_max - 3, 2);
+ sgs[0] = &guest_sg[0];
+ sgs[1] = &guest_sg[1];
/* May allocate an indirect, so force it to allocate user addr */
__kmalloc_fake = __user_addr_min + vring_size(RINGSIZE, ALIGN);
/* May allocate an indirect, so force it to allocate user addr */
__kmalloc_fake = __user_addr_min + vring_size(RINGSIZE, ALIGN);
- err = virtqueue_add_buf(vq, guest_sg, 1, 1, &err, GFP_KERNEL);
+ err = virtqueue_add_sgs(vq, sgs, 1, 1, &err, GFP_KERNEL);
- errx(1, "virtqueue_add_buf: %i", err);
+ errx(1, "virtqueue_add_sgs: %i", err);
__kmalloc_fake = NULL;
/* Host retreives it. */
__kmalloc_fake = NULL;
/* Host retreives it. */
/* This will allocate an indirect, so force it to allocate user addr */
__kmalloc_fake = __user_addr_min + vring_size(RINGSIZE, ALIGN);
/* This will allocate an indirect, so force it to allocate user addr */
__kmalloc_fake = __user_addr_min + vring_size(RINGSIZE, ALIGN);
- err = virtqueue_add_buf(vq, guest_sg, RINGSIZE, 0, &err, GFP_KERNEL);
+ err = virtqueue_add_outbuf(vq, guest_sg, RINGSIZE, &err, GFP_KERNEL);
- errx(1, "virtqueue_add_buf (large): %i", err);
+ errx(1, "virtqueue_add_outbuf (large): %i", err);
__kmalloc_fake = NULL;
/* Host picks it up (allocates new iov). */
__kmalloc_fake = NULL;
/* Host picks it up (allocates new iov). */
sg_init_table(guest_sg, 1);
sg_set_buf(&guest_sg[0], __user_addr_max - 1, 1);
for (i = 0; i < RINGSIZE; i++) {
sg_init_table(guest_sg, 1);
sg_set_buf(&guest_sg[0], __user_addr_max - 1, 1);
for (i = 0; i < RINGSIZE; i++) {
- err = virtqueue_add_buf(vq, guest_sg, 1, 0, &err, GFP_KERNEL);
+ err = virtqueue_add_outbuf(vq, guest_sg, 1, &err, GFP_KERNEL);
- errx(1, "virtqueue_add_buf (multiple): %i", err);
+ errx(1, "virtqueue_add_outbuf (multiple): %i", err);
}
/* Now get many, and consume them all at once. */
}
/* Now get many, and consume them all at once. */
sg_set_buf(&guest_sg[2], data + 6, 4);
sg_set_buf(&guest_sg[3], d + 3, sizeof(*d)*3);
sg_set_buf(&guest_sg[2], data + 6, 4);
sg_set_buf(&guest_sg[3], d + 3, sizeof(*d)*3);
- err = virtqueue_add_buf(vq, guest_sg, 4, 0, &err, GFP_KERNEL);
+ err = virtqueue_add_outbuf(vq, guest_sg, 4, &err, GFP_KERNEL);
- errx(1, "virtqueue_add_buf (indirect): %i", err);
+ errx(1, "virtqueue_add_outbuf (indirect): %i", err);
vring_init(&vring, RINGSIZE, __user_addr_min, ALIGN);
vring_init(&vring, RINGSIZE, __user_addr_min, ALIGN);