Commit d6706e63 authored by Vitaly Kuznetsov's avatar Vitaly Kuznetsov Committed by Greg Kroah-Hartman
Browse files

hyper-v: trace vmbus_request_offers() 



Add tracepoint to CHANNELMSG_REQUESTOFFERS sender.

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 c7924fb0

drivers/hv/channel_mgmt.c

+3 −1
Original line number Diff line number Diff line
@@ -1224,9 +1224,11 @@ int vmbus_request_offers(void) 


	msg->msgtype = CHANNELMSG_REQUESTOFFERS;





	ret = vmbus_post_msg(msg, sizeof(struct vmbus_channel_message_header),

			     true);



	trace_vmbus_request_offers(ret);



	if (ret != 0) {

		pr_err("Unable to request offers - %d\n", ret);

drivers/hv/hv_trace.h

+8 −0
Original line number Diff line number Diff line
@@ -122,6 +122,14 @@ TRACE_EVENT(vmbus_onversion_response, 
	    TP_printk("version_supported %d", __entry->ver)

	);



TRACE_EVENT(vmbus_request_offers,

	    TP_PROTO(int ret),

	    TP_ARGS(ret),

	    TP_STRUCT__entry(__field(int, ret)),

	    TP_fast_assign(__entry->ret = ret),

	    TP_printk("sending ret %d", __entry->ret)

	);



#undef TRACE_INCLUDE_PATH

#define TRACE_INCLUDE_PATH .

#undef TRACE_INCLUDE_FILE

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