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hyper-v: trace vmbus_ongpadl_created() 

Add tracepoint to CHANNELMSG_GPADL_CREATED 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>
hifive-unleashed-5.1
Vitaly Kuznetsov 2017-10-29 12:21:05 -07:00 committed by Greg Kroah-Hartman
parent 9f23ce1a23
commit a13bf0ea4a
2 changed files with 19 additions and 0 deletions
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2
drivers/hv/channel_mgmt.c
View File

@ -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

17
drivers/hv/hv_trace.h
View File

@ -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