On Wed, May 08, 2013 at 04:17:19PM +0800, Asias He wrote:
> On Wed, May 08, 2013 at 10:56:19AM +0300, Michael S. Tsirkin wrote:
> > On Wed, May 08, 2013 at 03:24:33PM +0800, Asias He wrote:
> > > Fix it by switching to use the new device specific fields per vq
> > >
> > > Signed-off-by: Asias He <asias@xxxxxxxxxx>
> > > ---
> > >
> > > This is for 3.10.
> > >
> > > drivers/vhost/test.c | 35 ++++++++++++++++++++++++-----------
> > > 1 file changed, 24 insertions(+), 11 deletions(-)
> > >
> > > diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c
> > > index 1ee45bc..7b49d10 100644
> > > --- a/drivers/vhost/test.c
> > > +++ b/drivers/vhost/test.c
> > > @@ -29,16 +29,20 @@ enum {
> > > VHOST_TEST_VQ_MAX = 1,
> > > };
> > >
> > > +struct vhost_test_virtqueue {
> > > + struct vhost_virtqueue vq;
> > > +};
> > > +
> >
> > Well there are no test specific fields here,
> > so this structure is not needed. Here's what I queued:
>
> Could you push the queue to your git repo ?
done
branch vhost
> > --->
> >
> > vhost-test: fix up test module after API change
> >
> > Recent vhost API changes broke vhost test module.
> > Update it to the new APIs.
> >
> > Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
> >
> > ---
> >
> > diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c
> > index be65414..c2c3d91 100644
> > --- a/drivers/vhost/test.c
> > +++ b/drivers/vhost/test.c
> > @@ -38,7 +38,7 @@ struct vhost_test {
> > * read-size critical section for our kind of RCU. */
> > static void handle_vq(struct vhost_test *n)
> > {
> > - struct vhost_virtqueue *vq = &n->dev.vqs[VHOST_TEST_VQ];
> > + struct vhost_virtqueue *vq = &n->vqs[VHOST_TEST_VQ];
> > unsigned out, in;
> > int head;
> > size_t len, total_len = 0;
> > @@ -102,6 +102,7 @@ static int vhost_test_open(struct inode *inode, struct file *f)
> > {
> > struct vhost_test *n = kmalloc(sizeof *n, GFP_KERNEL);
> > struct vhost_dev *dev;
> > + struct vhost_virtqueue *vqs[VHOST_TEST_VQ_MAX];
> > int r;
> >
> > if (!n)
> > @@ -109,7 +110,8 @@ static int vhost_test_open(struct inode *inode, struct file *f)
> >
> > dev = &n->dev;
> > n->vqs[VHOST_TEST_VQ].handle_kick = handle_vq_kick;
> > - r = vhost_dev_init(dev, n->vqs, VHOST_TEST_VQ_MAX);
> > + vqs[VHOST_TEST_VQ] = &n->vqs[VHOST_TEST_VQ];
> > + r = vhost_dev_init(dev, vqs, VHOST_TEST_VQ_MAX);
> > if (r < 0) {
> > kfree(n);
> > return r;
> > @@ -140,7 +142,7 @@ static void vhost_test_stop(struct vhost_test *n, void **privatep)
> >
> > static void vhost_test_flush_vq(struct vhost_test *n, int index)
> > {
> > - vhost_poll_flush(&n->dev.vqs[index].poll);
> > + vhost_poll_flush(&n->vqs[index].poll);
> > }
> >
> > static void vhost_test_flush(struct vhost_test *n)
> > @@ -268,21 +270,21 @@ static long vhost_test_ioctl(struct file *f, unsigned int ioctl,
> > return -EFAULT;
> > return vhost_test_run(n, test);
> > case VHOST_GET_FEATURES:
> > - features = VHOST_NET_FEATURES;
> > + features = VHOST_FEATURES;
> > if (copy_to_user(featurep, &features, sizeof features))
> > return -EFAULT;
> > return 0;
> > case VHOST_SET_FEATURES:
> > if (copy_from_user(&features, featurep, sizeof features))
> > return -EFAULT;
> > - if (features & ~VHOST_NET_FEATURES)
> > + if (features & ~VHOST_FEATURES)
> > return -EOPNOTSUPP;
> > return vhost_test_set_features(n, features);
> > case VHOST_RESET_OWNER:
> > return vhost_test_reset_owner(n);
> > default:
> > mutex_lock(&n->dev.mutex);
> > - r = vhost_dev_ioctl(&n->dev, ioctl, arg);
> > + r = vhost_dev_ioctl(&n->dev, ioctl, argp);
> > vhost_test_flush(n);
> > mutex_unlock(&n->dev.mutex);
> > return r;
>
> --
> Asias
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