hyper-v: trace vmbus_establish_gpadl()

Add tracepoint to CHANNELMSG_GPADL_HEADER/CHANNELMSG_GPADL_BODY sender.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h
index 302bd4e964f0..978e70bdc7c5 100644
--- a/drivers/hv/hv_trace.h
+++ b/drivers/hv/hv_trace.h
@@ -172,6 +172,48 @@ TRACE_EVENT(vmbus_close_internal,
                     __entry->ret)
         );
 
+TRACE_EVENT(vmbus_establish_gpadl_header,
+            TP_PROTO(const struct vmbus_channel_gpadl_header *msg, int ret),
+            TP_ARGS(msg, ret),
+            TP_STRUCT__entry(
+                    __field(u32, child_relid)
+                    __field(u32, gpadl)
+                    __field(u16, range_buflen)
+                    __field(u16, rangecount)
+                    __field(int, ret)
+                    ),
+            TP_fast_assign(
+                    __entry->child_relid = msg->child_relid;
+                    __entry->gpadl = msg->gpadl;
+                    __entry->range_buflen = msg->range_buflen;
+                    __entry->rangecount = msg->rangecount;
+                    __entry->ret = ret;
+                    ),
+            TP_printk("sending child_relid 0x%x, gpadl 0x%x, range_buflen %d "
+                      "rangecount %d, ret %d",
+                      __entry->child_relid, __entry->gpadl,
+                      __entry->range_buflen, __entry->rangecount, __entry->ret
+                    )
+        );
+
+TRACE_EVENT(vmbus_establish_gpadl_body,
+            TP_PROTO(const struct vmbus_channel_gpadl_body *msg, int ret),
+            TP_ARGS(msg, ret),
+            TP_STRUCT__entry(
+                    __field(u32, msgnumber)
+                    __field(u32, gpadl)
+                    __field(int, ret)
+                    ),
+            TP_fast_assign(
+                    __entry->msgnumber = msg->msgnumber;
+                    __entry->gpadl = msg->gpadl;
+                    __entry->ret = ret;
+                    ),
+            TP_printk("sending msgnumber %d, gpadl 0x%x, ret %d",
+                      __entry->msgnumber, __entry->gpadl, __entry->ret
+                    )
+        );
+
 #undef TRACE_INCLUDE_PATH
 #define TRACE_INCLUDE_PATH .
 #undef TRACE_INCLUDE_FILE