diff options
| -rw-r--r-- | hw/virtio/vhost.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/virtio/vhost.c b/hw/virtio/vhost.c index f14a5c5133..f5ecaf0d02 100644 --- a/hw/virtio/vhost.c +++ b/hw/virtio/vhost.c @@ -350,6 +350,8 @@ static inline void vhost_dev_log_resize(struct vhost_dev* dev, uint64_t size) uint64_t log_base = (uintptr_t)log->log; int r; + /* inform backend of log switching, this must be done before + releasing the current log, to ensure no logging is lost */ r = dev->vhost_ops->vhost_call(dev, VHOST_SET_LOG_BASE, &log_base); assert(r >= 0); vhost_log_put(dev, true); |