diff options
| author | Alex Bennée <alex.bennee@linaro.org> | 2022-03-21 15:30:27 +0000 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2022-05-16 04:38:40 -0400 |
| commit | 6ca6d8ee9dd053eaa625aad48d95d12f4418ef4c (patch) | |
| tree | 276358a58b3ee7961223e372b2723738829305f6 /hw/virtio/vhost-user.c | |
| parent | 31cc62bb5bd43b6c36b1f42d5bde6baca4dffaee (diff) | |
hw/virtio: add vhost_user_[read|write] trace points
These are useful when trying to debug the initial vhost-user
negotiation, especially when it hard to get logging from the low level
library on the other side.
Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20220321153037.3622127-4-alex.bennee@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Diffstat (limited to 'hw/virtio/vhost-user.c')
| -rw-r--r-- | hw/virtio/vhost-user.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c index afd51f79b3..6c8f722262 100644 --- a/hw/virtio/vhost-user.c +++ b/hw/virtio/vhost-user.c @@ -489,6 +489,8 @@ static int vhost_user_write(struct vhost_dev *dev, VhostUserMsg *msg, return ret < 0 ? -saved_errno : -EIO; } + trace_vhost_user_write(msg->hdr.request, msg->hdr.flags); + return 0; } @@ -542,6 +544,8 @@ 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; } |