From c98ac64cfb53ccb862a80e818c3a19bdd386e61e Mon Sep 17 00:00:00 2001
From: Yajun Wu <yajunw@nvidia.com>
Date: Tue, 22 Nov 2022 13:14:47 +0800
Subject: [PATCH] vhost-user: send set log base message only once
Vhost message VHOST_USER_SET_LOG_BASE is device wide. So only
send it once with the first queue pair.
Signed-off-by: Yajun Wu <yajunw@nvidia.com>
Acked-by: Parav Pandit <parav@nvidia.com>
Message-Id: <20221122051447.248462-1-yajunw@nvidia.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
hw/virtio/vhost-user.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index b8aaa99ab5..d9ce0501b2 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -527,6 +527,11 @@ static int vhost_user_set_log_base(struct vhost_dev *dev, uint64_t base,
.hdr.size = sizeof(msg.payload.log),
};
+ /* Send only once with first queue pair */
+ if (dev->vq_index != 0) {
+ return 0;
+ }
+
if (shmfd && log->fd != -1) {
fds[fd_num++] = log->fd;
}
--
2.30.2