Files
linuxkit/kernel/patches-4.14.x/0008-hyper-v-trace-vmbus_ongpadl_torndown.patch
Rolf Neugebauer 4e830a35a1 kernel: Update to 4.16.14/4.14.48/4.9.107/4.4.136
Signed-off-by: Rolf Neugebauer <rolf.neugebauer@docker.com>
2018-06-07 12:10:22 +01:00

52 lines
1.6 KiB
Diff

From 9c0c3626f90684710f2e8b527e31923ff711c543 Mon Sep 17 00:00:00 2001
From: Vitaly Kuznetsov <vkuznets@redhat.com>
Date: Sun, 29 Oct 2017 12:21:06 -0700
Subject: [PATCH 08/21] hyper-v: trace vmbus_ongpadl_torndown()
Add tracepoint to CHANNELMSG_GPADL_TORNDOWN 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>
(cherry picked from commit 602a8c525c8c7b2ff446894fc6b21f42471c952f)
---
drivers/hv/channel_mgmt.c | 2 ++
drivers/hv/hv_trace.h | 8 ++++++++
2 files changed, 10 insertions(+)
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index 802d7692d7dd..329e7f6491a4 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -1075,6 +1075,8 @@ 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
*/
diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h
index 20734b7b341b..84c08cdf7235 100644
--- a/drivers/hv/hv_trace.h
+++ b/drivers/hv/hv_trace.h
@@ -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
--
2.16.0