From 034ebf552e0a3403eeb7e7f8a3a502fc0c70a24c Mon Sep 17 00:00:00 2001 From: Vitaly Kuznetsov Date: Sun, 29 Oct 2017 12:21:13 -0700 Subject: hyper-v: trace vmbus_negotiate_version() Add tracepoint to CHANNELMSG_INITIATE_CONTACT sender. Signed-off-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan Signed-off-by: Greg Kroah-Hartman --- drivers/hv/connection.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/hv/connection.c') diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c index b06a6b796819..05f413c4fe3b 100644 --- a/drivers/hv/connection.c +++ b/drivers/hv/connection.c @@ -117,6 +117,9 @@ static int vmbus_negotiate_version(struct vmbus_channel_msginfo *msginfo, ret = vmbus_post_msg(msg, sizeof(struct vmbus_channel_initiate_contact), true); + + trace_vmbus_negotiate_version(msg, ret); + if (ret != 0) { spin_lock_irqsave(&vmbus_connection.channelmsg_lock, flags); list_del(&msginfo->msglistentry); -- cgit v1.2.3