From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751974AbdITRZb (ORCPT ); Wed, 20 Sep 2017 13:25:31 -0400 Received: from mx1.redhat.com ([209.132.183.28]:50018 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751741AbdITRWT (ORCPT ); Wed, 20 Sep 2017 13:22:19 -0400 DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com D3AEF8765E Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx02.extmail.prod.ext.phx2.redhat.com; spf=fail smtp.mailfrom=vkuznets@redhat.com From: Vitaly Kuznetsov To: devel@linuxdriverproject.org Cc: linux-kernel@vger.kernel.org, "K. Y. Srinivasan" , Haiyang Zhang , Stephen Hemminger , Steven Rostedt , Dexuan Cui Subject: [PATCH 04/16] hyper-v: trace vmbus_onoffer_rescind() Date: Wed, 20 Sep 2017 19:21:55 +0200 Message-Id: <20170920172207.12622-5-vkuznets@redhat.com> In-Reply-To: <20170920172207.12622-1-vkuznets@redhat.com> References: <20170920172207.12622-1-vkuznets@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.26]); Wed, 20 Sep 2017 17:22:19 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add tracepoint to CHANNELMSG_RESCIND_CHANNELOFFER handler. Signed-off-by: Vitaly Kuznetsov --- 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 290ea25ce409..563653a02ab6 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -841,6 +841,8 @@ static void vmbus_onoffer_rescind(struct vmbus_channel_message_header *hdr) rescind = (struct vmbus_channel_rescind_offer *)hdr; + trace_vmbus_onoffer_rescind(rescind); + /* * The offer msg and the corresponding rescind msg * from the host are guranteed to be ordered - diff --git a/drivers/hv/hv_trace.h b/drivers/hv/hv_trace.h index 8376fdf9d054..d2a5a97dcf2a 100644 --- a/drivers/hv/hv_trace.h +++ b/drivers/hv/hv_trace.h @@ -59,6 +59,14 @@ TRACE_EVENT(vmbus_onoffer, ) ); +TRACE_EVENT(vmbus_onoffer_rescind, + TP_PROTO(const struct vmbus_channel_rescind_offer *offer), + TP_ARGS(offer), + TP_STRUCT__entry(__field(u32, child_relid)), + TP_fast_assign(__entry->child_relid = offer->child_relid), + TP_printk("child_relid 0x%x", __entry->child_relid) + ); + #undef TRACE_INCLUDE_PATH #define TRACE_INCLUDE_PATH . #undef TRACE_INCLUDE_FILE -- 2.13.5