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| author | Russell King <rmk+kernel@armlinux.org.uk> | 2016-10-06 08:56:43 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@armlinux.org.uk> | 2016-10-06 08:56:43 +0100 |
| commit | 301a36fa700f9add6e14f5a95c7573e01578343a (patch) | |
| tree | 6ff94ff3b08b838353b9127eb5f8055b3de6b25f /net/vmw_vsock/virtio_transport.c | |
| parent | b828f960215f02e5d2c88bbd27565c694254a15a (diff) | |
| parent | b60752f2b20c167859943e001727f0d4da419b23 (diff) | |
Merge branches 'misc' and 'sa1111-base' into for-linus
Diffstat (limited to 'net/vmw_vsock/virtio_transport.c')
| -rw-r--r-- | net/vmw_vsock/virtio_transport.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c index 699dfabdbccd..936d7eee62d0 100644 --- a/net/vmw_vsock/virtio_transport.c +++ b/net/vmw_vsock/virtio_transport.c @@ -87,9 +87,6 @@ virtio_transport_send_pkt_work(struct work_struct *work) vq = vsock->vqs[VSOCK_VQ_TX]; - /* Avoid unnecessary interrupts while we're processing the ring */ - virtqueue_disable_cb(vq); - for (;;) { struct virtio_vsock_pkt *pkt; struct scatterlist hdr, buf, *sgs[2]; @@ -99,7 +96,6 @@ virtio_transport_send_pkt_work(struct work_struct *work) spin_lock_bh(&vsock->send_pkt_list_lock); if (list_empty(&vsock->send_pkt_list)) { spin_unlock_bh(&vsock->send_pkt_list_lock); - virtqueue_enable_cb(vq); break; } @@ -118,13 +114,13 @@ virtio_transport_send_pkt_work(struct work_struct *work) } ret = virtqueue_add_sgs(vq, sgs, out_sg, in_sg, pkt, GFP_KERNEL); + /* Usually this means that there is no more space available in + * the vq + */ if (ret < 0) { spin_lock_bh(&vsock->send_pkt_list_lock); list_add(&pkt->list, &vsock->send_pkt_list); spin_unlock_bh(&vsock->send_pkt_list_lock); - - if (!virtqueue_enable_cb(vq) && ret == -ENOSPC) - continue; /* retry now that we have more space */ break; } |