Commit 9f23ce1a authored by Vitaly Kuznetsov's avatar Vitaly Kuznetsov Committed by Greg Kroah-Hartman
Browse files

hyper-v: trace vmbus_onopen_result() 



Add tracepoint to CHANNELMSG_OPENCHANNEL_RESULT handler.

Signed-off-by: default avatarVitaly Kuznetsov <vkuznets@redhat.com>
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 5175167c

drivers/hv/channel_mgmt.c

+2 −0
Original line number Diff line number Diff line
@@ -986,6 +986,8 @@ static void vmbus_onopen_result(struct vmbus_channel_message_header *hdr) 


	result = (struct vmbus_channel_open_result *)hdr;



	trace_vmbus_onopen_result(result);



	/*

	 * Find the open msg, copy the result and signal/unblock the wait event

	 */

drivers/hv/hv_trace.h

+17 −0
Original line number Diff line number Diff line
@@ -69,6 +69,23 @@ TRACE_EVENT(vmbus_onoffer_rescind, 
	    TP_printk("child_relid 0x%x", __entry->child_relid)

	);



TRACE_EVENT(vmbus_onopen_result,

	    TP_PROTO(const struct vmbus_channel_open_result *result),

	    TP_ARGS(result),

	    TP_STRUCT__entry(

		    __field(u32, child_relid)

		    __field(u32, openid)

		    __field(u32, status)

		    ),

	    TP_fast_assign(__entry->child_relid = result->child_relid;

			   __entry->openid = result->openid;

			   __entry->status = result->status;

		    ),

	    TP_printk("child_relid 0x%x, openid %d, status %d",

		      __entry->child_relid,  __entry->openid,  __entry->status

		    )

	);



#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE