From a13bf0ea4a60a7946bf335bd57e60adc344033bd Mon Sep 17 00:00:00 2001 From: Vitaly Kuznetsov Date: Sun, 29 Oct 2017 12:21:05 -0700 Subject: [PATCH] hyper-v: trace vmbus_ongpadl_created() Add tracepoint to CHANNELMSG_GPADL_CREATED handler. Signed-off-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman --- drivers/hv/channel_mgmt.c | 2 ++ drivers/hv/hv_trace.h | 17 +++++++++++++++++ 2 files changed, 19 insertions(+) diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index c735abe01712..4bff75449afb 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -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 diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h index 9757c19d1c08..20734b7b341b 100644 --- a/drivers/hv/hv_trace.h +++ b/drivers/hv/hv_trace.h @@ -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