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path: root/drivers/uio
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Diffstat (limited to 'drivers/uio')
-rw-r--r--drivers/uio/uio_hv_generic.c7
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/uio/uio_hv_generic.c b/drivers/uio/uio_hv_generic.c
index c2493d011225..3c5169eb23f5 100644
--- a/drivers/uio/uio_hv_generic.c
+++ b/drivers/uio/uio_hv_generic.c
@@ -204,9 +204,11 @@ hv_uio_open(struct uio_info *info, struct inode *inode)
if (atomic_inc_return(&pdata->refcnt) != 1)
return 0;
+ vmbus_set_chn_rescind_callback(dev->channel, hv_uio_rescind);
+ vmbus_set_sc_create_callback(dev->channel, hv_uio_new_channel);
+
ret = vmbus_connect_ring(dev->channel,
hv_uio_channel_cb, dev->channel);
-
if (ret == 0)
dev->channel->inbound.ring_buffer->interrupt_mask = 1;
else
@@ -334,9 +336,6 @@ hv_uio_probe(struct hv_device *dev,
goto fail_close;
}
- vmbus_set_chn_rescind_callback(channel, hv_uio_rescind);
- vmbus_set_sc_create_callback(channel, hv_uio_new_channel);
-
ret = sysfs_create_bin_file(&channel->kobj, &ring_buffer_bin_attr);
if (ret)
dev_notice(&dev->device,