From: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Add tracepoint to CHANNELMSG_GPADL_CREATED handler.
Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
---
drivers/hv/channel_mgmt.c | 2 ++
drivers/hv/hv_trace.h | 17 +++++++++++++++++
2 files changed, 19 insertions(+)
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index c735abe01712..4bff75449afb 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -1032,6 +1032,8 @@ static void vmbus_ongpadl_created(struct vmbus_channel_message_header *hdr)
gpadlcreated = (struct vmbus_channel_gpadl_created *)hdr;
+ trace_vmbus_ongpadl_created(gpadlcreated);
+
/*
* Find the establish msg, copy the result and signal/unblock the wait
* event
diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h
index 9757c19d1c08..20734b7b341b 100644
--- a/drivers/hv/hv_trace.h
+++ b/drivers/hv/hv_trace.h
@@ -86,6 +86,23 @@ TRACE_EVENT(vmbus_onopen_result,
)
);
+TRACE_EVENT(vmbus_ongpadl_created,
+ TP_PROTO(const struct vmbus_channel_gpadl_created *gpadlcreated),
+ TP_ARGS(gpadlcreated),
+ TP_STRUCT__entry(
+ __field(u32, child_relid)
+ __field(u32, gpadl)
+ __field(u32, status)
+ ),
+ TP_fast_assign(__entry->child_relid = gpadlcreated->child_relid;
+ __entry->gpadl = gpadlcreated->gpadl;
+ __entry->status = gpadlcreated->creation_status;
+ ),
+ TP_printk("child_relid 0x%x, gpadl 0x%x, creation_status %d",
+ __entry->child_relid, __entry->gpadl, __entry->status
+ )
+ );
+
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
--
2.14.1
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