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hyper-v: trace vmbus_ongpadl_torndown()

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Add tracepoint to CHANNELMSG_GPADL_TORNDOWN handler.

Signed-off-by: Vitaly Kuznetsov <[email protected]>
Signed-off-by: K. Y. Srinivasan <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
This commit is contained in:
Vitaly Kuznetsov 2017-10-29 12:21:06 -07:00 • committed by Greg Kroah-Hartman
commit 602a8c525c
2 changed files with 10 additions and 0 deletions
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2
drivers/hv/channel_mgmt.c
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@ -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
*/

8
drivers/hv/hv_trace.h
View file

@ -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