mirror of
https://github.com/linuxkit/linuxkit.git
synced 2025-11-01 10:09:23 +00:00
59 lines
1.8 KiB
Diff
59 lines
1.8 KiB
Diff
From 1e40d04fecdedb20a4e56964e67e60843f3cd3fb Mon Sep 17 00:00:00 2001
|
|
From: Vitaly Kuznetsov <vkuznets@redhat.com>
|
|
Date: Sun, 29 Oct 2017 12:21:10 -0700
|
|
Subject: [PATCH 12/21] hyper-v: trace vmbus_close_internal()
|
|
|
|
Add tracepoint to CHANNELMSG_CLOSECHANNEL sender.
|
|
|
|
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>
|
|
(cherry picked from commit 633b005df0dff555c0d4f22b5f1f8b04dba67ac5)
|
|
---
|
|
drivers/hv/channel.c | 2 ++
|
|
drivers/hv/hv_trace.h | 15 +++++++++++++++
|
|
2 files changed, 17 insertions(+)
|
|
|
|
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
|
|
index b562a7fb4c42..70babce00ddc 100644
|
|
--- a/drivers/hv/channel.c
|
|
+++ b/drivers/hv/channel.c
|
|
@@ -591,6 +591,8 @@ static int vmbus_close_internal(struct vmbus_channel *channel)
|
|
ret = vmbus_post_msg(msg, sizeof(struct vmbus_channel_close_channel),
|
|
true);
|
|
|
|
+ trace_vmbus_close_internal(msg, ret);
|
|
+
|
|
if (ret) {
|
|
pr_err("Close failed: close post msg return is %d\n", ret);
|
|
/*
|
|
diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h
|
|
index 38fedb803bd8..302bd4e964f0 100644
|
|
--- a/drivers/hv/hv_trace.h
|
|
+++ b/drivers/hv/hv_trace.h
|
|
@@ -157,6 +157,21 @@ TRACE_EVENT(vmbus_open,
|
|
)
|
|
);
|
|
|
|
+TRACE_EVENT(vmbus_close_internal,
|
|
+ TP_PROTO(const struct vmbus_channel_close_channel *msg, int ret),
|
|
+ TP_ARGS(msg, ret),
|
|
+ TP_STRUCT__entry(
|
|
+ __field(u32, child_relid)
|
|
+ __field(int, ret)
|
|
+ ),
|
|
+ TP_fast_assign(
|
|
+ __entry->child_relid = msg->child_relid;
|
|
+ __entry->ret = ret;
|
|
+ ),
|
|
+ TP_printk("sending child_relid 0x%x, ret %d", __entry->child_relid,
|
|
+ __entry->ret)
|
|
+ );
|
|
+
|
|
#undef TRACE_INCLUDE_PATH
|
|
#define TRACE_INCLUDE_PATH .
|
|
#undef TRACE_INCLUDE_FILE
|
|
--
|
|
2.16.0
|
|
|