[PULL 08/68] vdpa: add trace event for vhost_vdpa_net_load_mq

[Michael S. Tsirkin]

From: Si-Wei Liu <si-wei.liu@oracle.com>

For better debuggability and observability.

Message-Id: <1707910082-10243-10-git-send-email-si-wei.liu@oracle.com>
Reviewed-by: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Si-Wei Liu <si-wei.liu@oracle.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 net/vhost-vdpa.c | 2 ++
 net/trace-events | 1 +
 2 files changed, 3 insertions(+)

diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c
index 2c95a98cc6..2254859dec 100644
--- a/net/vhost-vdpa.c
+++ b/net/vhost-vdpa.c
@@ -939,6 +939,8 @@ static int vhost_vdpa_net_load_mq(VhostVDPAState *s,
         return 0;
     }
 
+    trace_vhost_vdpa_net_load_mq(s, n->curr_queue_pairs);
+
     mq.virtqueue_pairs = cpu_to_le16(n->curr_queue_pairs);
     const struct iovec data = {
         .iov_base = &mq,
diff --git a/net/trace-events b/net/trace-events
index 88f56f2428..cda960f42b 100644
--- a/net/trace-events
+++ b/net/trace-events
@@ -28,3 +28,4 @@ colo_filter_rewriter_conn_offset(uint32_t offset) ": 
offset=%u"
 vhost_vdpa_set_address_space_id(void *v, unsigned vq_group, unsigned asid_num) 
"vhost_vdpa: %p vq_group: %u asid: %u"
 vhost_vdpa_net_load_cmd(void *s, uint8_t class, uint8_t cmd, int data_num, int 
data_size) "vdpa state: %p class: %u cmd: %u sg_num: %d size: %d"
 vhost_vdpa_net_load_cmd_retval(void *s, uint8_t class, uint8_t cmd, int r) 
"vdpa state: %p class: %u cmd: %u retval: %d"
+vhost_vdpa_net_load_mq(void *s, int ncurqps) "vdpa state: %p current_qpairs: 
%d"
-- 
MST