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vhost: allow per device message handler

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This patch allow device to register its own message handler during
vhost_dev_init(). vDPA device will use it to implement its own DMA
mapping logic.

Signed-off-by: Jason Wang <jasowang@redhat.com>
Link: https://lore.kernel.org/r/20200326140125.19794-3-jasowang@redhat.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Jason Wang
2020-03-26 22:01:18 +08:00
committed by Michael S. Tsirkin
parent 20c384f1ea
commit 792a4f2ed2
5 changed files with 19 additions and 6 deletions
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2
drivers/vhost/vsock.c
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@@ -621,7 +621,7 @@ static int vhost_vsock_dev_open(struct inode *inode, struct file *file)
vhost_dev_init(&vsock->dev, vqs, ARRAY_SIZE(vsock->vqs),
UIO_MAXIOV, VHOST_VSOCK_PKT_WEIGHT,
VHOST_VSOCK_WEIGHT);
VHOST_VSOCK_WEIGHT, NULL);
file->private_data = vsock;
spin_lock_init(&vsock->send_pkt_list_lock);