From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932114AbdJ2TX2 (ORCPT ); Sun, 29 Oct 2017 15:23:28 -0400 Received: from a2nlsmtp01-02.prod.iad2.secureserver.net ([198.71.225.36]:48632 "EHLO a2nlsmtp01-02.prod.iad2.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751897AbdJ2TWU (ORCPT ); Sun, 29 Oct 2017 15:22:20 -0400 x-originating-ip: 107.180.71.197 From: kys@exchange.microsoft.com To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, vkuznets@redhat.com, jasowang@redhat.com, leann.ogasawara@canonical.com, marcelo.cerri@canonical.com, sthemmin@microsoft.com Cc: "K . Y . Srinivasan" Subject: [PATCH 11/17] hyper-v: trace vmbus_close_internal() Date: Sun, 29 Oct 2017 12:21:10 -0700 Message-Id: <20171029192116.12466-11-kys@exchange.microsoft.com> X-Mailer: git-send-email 2.14.1 In-Reply-To: <20171029192116.12466-1-kys@exchange.microsoft.com> References: <20171029192030.12356-1-kys@exchange.microsoft.com> <20171029192116.12466-1-kys@exchange.microsoft.com> Reply-To: kys@microsoft.com X-CMAE-Envelope: MS4wfJ4F6BYxOr6HsCG0HOj0BQM9xPFeZWHsRe36qYxQd3BdIagr3jWR2O6ICHKadaxiWjDKAv0tmbFERYmuxt4bi2ZsIsTHDbDfZfWSdQv7oUGstvKtVfha yp82TD50C+osFf2UynaVMaA55B64QDTLIgoQvIcMCoWxUAINRPkYCmZl5OxsmRyEnSUfffqOVm1hVVPLXRu0+1DevnhTt4Ca8rrpZIegdK6al0d9WNnT3jkh 95Pw+g1Yyw+3zOycY9AZJJ6LVBQFpNnTiRMcdf+C/rmoPhvKRPRo8povZdHnrtGvm6OUbNzIv5kIZedHaFZ27nt8GNAugo71C+7eiJTOw6PdXXjyQaQS4o9t GkuC89OlGN4ryeoHsHZZqFgBXSORGQLDe/vRgznN0OE9kEFocdsz2q0uZUseILXOkFbvxNB4t3aoMaTn2chOsSjqsK2pxznBhrGzWtwAtU7aAybZ4M15XB+8 KvsxVOmFIhwfwSTez+s8pMVOa4FMU14TjcmxzFzcudzHo90D2sEr01hWdA0+6SwoLUB723fn/fMuXVCm Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vitaly Kuznetsov Add tracepoint to CHANNELMSG_CLOSECHANNEL sender. Signed-off-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan --- 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 739b3fe1e0fb..a827f43aa408 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 -- 2.14.1