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Commit 602a8c52 authored Oct 29, 2017 by Vitaly Kuznetsov Committed by Greg Kroah-Hartman Nov 04, 2017

hyper-v: trace vmbus_ongpadl_torndown()



Add tracepoint to CHANNELMSG_GPADL_TORNDOWN handler.

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>

parent a13bf0ea

drivers/hv/channel_mgmt.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -1082,6 +1082,8 @@ static void vmbus_ongpadl_torndown(

		gpadl_torndown = (struct vmbus_channel_gpadl_torndown *)hdr;

		trace_vmbus_ongpadl_torndown(gpadl_torndown);

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

drivers/hv/hv_trace.h

+8 −0

Original line number	Diff line number	Diff line
		@@ -103,6 +103,14 @@ TRACE_EVENT(vmbus_ongpadl_created,
		)
		);

		TRACE_EVENT(vmbus_ongpadl_torndown,
		TP_PROTO(const struct vmbus_channel_gpadl_torndown *gpadltorndown),
		TP_ARGS(gpadltorndown),
		TP_STRUCT__entry(__field(u32, gpadl)),
		TP_fast_assign(__entry->gpadl = gpadltorndown->gpadl),
		TP_printk("gpadl 0x%x", __entry->gpadl)
		);

		#undef TRACE_INCLUDE_PATH
		#define TRACE_INCLUDE_PATH .
		#undef TRACE_INCLUDE_FILE