From patchwork Mon Feb 27 02:29:53 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Linyu Yuan X-Patchwork-Id: 13152610 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 38219C6FA8E for ; Mon, 27 Feb 2023 02:47:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229781AbjB0CrH (ORCPT ); Sun, 26 Feb 2023 21:47:07 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50532 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229744AbjB0CrE (ORCPT ); Sun, 26 Feb 2023 21:47:04 -0500 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DC159FF38 for ; Sun, 26 Feb 2023 18:46:44 -0800 (PST) Received: from pps.filterd (m0279867.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 31R1IQLq027322; Mon, 27 Feb 2023 02:30:18 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=quicinc.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=qcppdkim1; bh=56PyRZCn44LGsirY2GJJc8lDOvRgeLd7j7RHndOYmBw=; b=fyfKJc7RrdVikAZhtGuAiwviGlPGLI2gDtjF+ui1mVeaQYP7XsF1sFUHabvikKt897yr cNyU8a1O7jmZFN7huomKc+2yU5l5xwa3ljdxop9S4rAuUxJcnmvpBujZOyqf11XFPIEa j02jMv37LmMpKeTrf+wym8q6VjW6t32IPVZdfeBqQA/gEhs1EB3jFCg4BSXR+0+QvBDR 3JBsidJW9aftboePSqNMN/gs3Qk4AdWnDYTKRESqKeqXBVt3r5bT7MhzlAXu1aUU1dso A+GLrvqHbKRX7fERoYsFfuatWZ5cP3eDas9pG/IKUUo13+qlGER995+kjnTBDd8bni3Q UA== Received: from nalasppmta02.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3ny81qbpst-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Feb 2023 02:30:18 +0000 Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA02.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 31R2UI1P027079 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Feb 2023 02:30:18 GMT Received: from linyyuan-gv.qualcomm.com (10.80.80.8) by nalasex01b.na.qualcomm.com (10.47.209.197) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.41; Sun, 26 Feb 2023 18:30:14 -0800 From: Linyu Yuan To: Mathias Nyman , Thinh Nguyen , Peter Chen , "Pawel Laszczak" , Roger Quadros , "Aswath Govindraju" , Greg Kroah-Hartman CC: , Jack Pham , "Wesley Cheng" , Pratham Pratap , Linyu Yuan Subject: [PATCH 3/4] usb: dwc3: change some trace event __dynamic_array() to __get_buf() Date: Mon, 27 Feb 2023 10:29:53 +0800 Message-ID: <1677464994-32409-3-git-send-email-quic_linyyuan@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1677464994-32409-1-git-send-email-quic_linyyuan@quicinc.com> References: <1677464994-32409-1-git-send-email-quic_linyyuan@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nalasex01b.na.qualcomm.com (10.47.209.197) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: 5eNxm33RdVS4IW_MhTz6wtIjlgCqajxh X-Proofpoint-GUID: 5eNxm33RdVS4IW_MhTz6wtIjlgCqajxh X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.170.22 definitions=2023-02-26_22,2023-02-24_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 malwarescore=0 bulkscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 impostorscore=0 suspectscore=0 mlxlogscore=594 phishscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2302270017 Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org some __dynamic_array() buffer will only used at trace event output time, change to __get_buf() which will allocate tempary trace seq buffer for output purpose. Signed-off-by: Linyu Yuan --- drivers/usb/dwc3/trace.h | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/usb/dwc3/trace.h b/drivers/usb/dwc3/trace.h index 1975aec..d2997d1 100644 --- a/drivers/usb/dwc3/trace.h +++ b/drivers/usb/dwc3/trace.h @@ -54,14 +54,13 @@ DECLARE_EVENT_CLASS(dwc3_log_event, TP_STRUCT__entry( __field(u32, event) __field(u32, ep0state) - __dynamic_array(char, str, DWC3_MSG_MAX) ), TP_fast_assign( __entry->event = event; __entry->ep0state = dwc->ep0state; ), TP_printk("event (%08x): %s", __entry->event, - dwc3_decode_event(__get_str(str), DWC3_MSG_MAX, + dwc3_decode_event(__get_buf(DWC3_MSG_MAX), DWC3_MSG_MAX, __entry->event, __entry->ep0state)) ); @@ -79,7 +78,6 @@ DECLARE_EVENT_CLASS(dwc3_log_ctrl, __field(__u16, wValue) __field(__u16, wIndex) __field(__u16, wLength) - __dynamic_array(char, str, DWC3_MSG_MAX) ), TP_fast_assign( __entry->bRequestType = ctrl->bRequestType; @@ -88,7 +86,7 @@ DECLARE_EVENT_CLASS(dwc3_log_ctrl, __entry->wIndex = le16_to_cpu(ctrl->wIndex); __entry->wLength = le16_to_cpu(ctrl->wLength); ), - TP_printk("%s", usb_decode_ctrl(__get_str(str), DWC3_MSG_MAX, + TP_printk("%s", usb_decode_ctrl(__get_buf(DWC3_MSG_MAX), DWC3_MSG_MAX, __entry->bRequestType, __entry->bRequest, __entry->wValue, __entry->wIndex, __entry->wLength)