[PATCH v3 20/38] vhost/vdpa: switch to new helpers

Michael S. Tsirkin
2020-08-05T19:27:27Z

For new helpers handling legacy features to be effective,
vhost needs to invoke them. Tie them in.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
drivers/vhost/vdpa.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index 18869a35d408..3674404688f5 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -118,9 +118,8 @@ static irqreturn_t vhost_vdpa_config_cb(void *private)
static void vhost_vdpa_reset(struct vhost_vdpa *v)
{
struct vdpa_device *vdpa = v->vdpa;
- const struct vdpa_config_ops *ops = vdpa->config;

- ops->set_status(vdpa, 0);
+ vdpa_reset(vdpa);
}

static long vhost_vdpa_get_device_id(struct vhost_vdpa *v, u8 __user *argp)
@@ -196,7 +195,6 @@ static long vhost_vdpa_get_config(struct vhost_vdpa *v,
struct vhost_vdpa_config __user *c)
{
struct vdpa_device *vdpa = v->vdpa;
- const struct vdpa_config_ops *ops = vdpa->config;
struct vhost_vdpa_config config;
unsigned long size = offsetof(struct vhost_vdpa_config, buf);
u8 *buf;
@@ -209,7 +207,7 @@ static long vhost_vdpa_get_config(struct vhost_vdpa *v,
if (!buf)
return -ENOMEM;

- ops->get_config(vdpa, config.off, buf, config.len);
+ vdpa_get_config(vdpa, config.off, buf, config.len);

if (copy_to_user(c->buf, buf, config.len)) {
kvfree(buf);
@@ -282,7 +280,7 @@ static long vhost_vdpa_set_features(struct vhost_vdpa *v, u64 __user *featurep)
if (features & ~vhost_vdpa_features[v->virtio_id])
return -EINVAL;

- if (ops->set_features(vdpa, features))
+ if (vdpa_set_features(vdpa, features))
return -EINVAL;

return 0;
--
MST