diff options
Diffstat (limited to 'examples/vhost/virtio_net.c')
-rw-r--r-- | examples/vhost/virtio_net.c | 44 |
1 files changed, 4 insertions, 40 deletions
diff --git a/examples/vhost/virtio_net.c b/examples/vhost/virtio_net.c index 1ab57f52..f6e00674 100644 --- a/examples/vhost/virtio_net.c +++ b/examples/vhost/virtio_net.c @@ -1,34 +1,5 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2017 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2017 Intel Corporation */ #include <stdint.h> @@ -207,13 +178,8 @@ vs_enqueue_pkts(struct vhost_dev *dev, uint16_t queue_id, *(volatile uint16_t *)&vr->used->idx += count; queue->last_used_idx += count; - /* flush used->idx update before we read avail->flags. */ - rte_mb(); + rte_vhost_vring_call(dev->vid, queue_id); - /* Kick the guest if necessary. */ - if (!(vr->avail->flags & VRING_AVAIL_F_NO_INTERRUPT) - && (vr->callfd >= 0)) - eventfd_write(vr->callfd, (eventfd_t)1); return count; } @@ -396,9 +362,7 @@ vs_dequeue_pkts(struct vhost_dev *dev, uint16_t queue_id, vr->used->idx += i; - if (!(vr->avail->flags & VRING_AVAIL_F_NO_INTERRUPT) - && (vr->callfd >= 0)) - eventfd_write(vr->callfd, (eventfd_t)1); + rte_vhost_vring_call(dev->vid, queue_id); return i; } |