在 2022/7/27 03:21, Alex Bennée 写道:
As reads happen in the callback we were never seeing them. We only
really care about the header so move the tracepoint to when the header
is complete.
Fixes: 6ca6d8ee9d (hw/virtio: add vhost_user_[read|write] trace points)
Signed-off-by: Alex Bennée <alex.ben...@linaro.org>
Acked-by: Jason Wang <jasow...@redhat.com>
---
hw/virtio/vhost-user.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index a96a586ebf..b7c13e7e16 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -296,6 +296,8 @@ static int vhost_user_read_header(struct vhost_dev *dev,
VhostUserMsg *msg)
return -EPROTO;
}
+ trace_vhost_user_read(msg->hdr.request, msg->hdr.flags);
+
return 0;
}
@@ -545,8 +547,6 @@ static int vhost_user_set_log_base(struct vhost_dev *dev, uint64_t base,
}
}
- trace_vhost_user_read(msg.hdr.request, msg.hdr.flags);
-
return 0;
}