From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 89DB5C433F5 for ; Tue, 28 Aug 2018 22:14:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4BC612083B for ; Tue, 28 Aug 2018 22:14:13 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4BC612083B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.vnet.ibm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727665AbeH2CHw (ORCPT ); Tue, 28 Aug 2018 22:07:52 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:40778 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727225AbeH2CHv (ORCPT ); Tue, 28 Aug 2018 22:07:51 -0400 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w7SM9LUF105232 for ; Tue, 28 Aug 2018 18:14:09 -0400 Received: from e14.ny.us.ibm.com (e14.ny.us.ibm.com [129.33.205.204]) by mx0a-001b2d01.pphosted.com with ESMTP id 2m5cw7ck8j-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 28 Aug 2018 18:14:09 -0400 Received: from localhost by e14.ny.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 28 Aug 2018 18:14:03 -0400 Received: from b01ledav004.gho.pok.ibm.com (b01ledav004.gho.pok.ibm.com [9.57.199.109]) by b01cxnp23033.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w7SME2T325821256 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 28 Aug 2018 22:14:02 GMT Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6C22A112065; Tue, 28 Aug 2018 18:13:37 -0400 (EDT) Received: from b01ledav004.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9B876112063; Tue, 28 Aug 2018 18:13:35 -0400 (EDT) Received: from oc6857751186.ibm.com (unknown [9.85.148.35]) by b01ledav004.gho.pok.ibm.com (Postfix) with ESMTP; Tue, 28 Aug 2018 18:13:35 -0400 (EDT) Subject: Re: [PATCH] soc: Convert to using %pOFn instead of device_node.name To: Li Yang , Rob Herring Cc: Heiko Stuebner , linux-soc@vger.kernel.org, lkml , Jon Hunter , david.brown@linaro.org, thierry.reding@gmail.com, Santosh Shilimkar , andy.gross@linaro.org, linuxppc-dev , "moderated list:ARM/FREESCALE IMX / MXC ARM ARCHITECTURE" , Zhao Qiang References: <20180828015252.28511-1-robh@kernel.org> <20180828015252.28511-43-robh@kernel.org> From: Tyrel Datwyler Date: Tue, 28 Aug 2018 15:14:00 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 18082822-0052-0000-0000-000003277222 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00009629; HX=3.00000242; KW=3.00000007; PH=3.00000004; SC=3.00000266; SDB=6.01080257; UDB=6.00557205; IPR=6.00860241; MB=3.00022985; MTD=3.00000008; XFM=3.00000015; UTC=2018-08-28 22:14:06 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18082822-0053-0000-0000-00005DE2F78B Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-08-28_08:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1808280215 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 08/28/2018 11:48 AM, Li Yang wrote: > On Mon, Aug 27, 2018 at 8:57 PM Rob Herring wrote: >> >> In preparation to remove the node name pointer from struct device_node, >> convert printf users to use the %pOFn format specifier. > > Please forgive my ignorance, but what is this format specifier do > exactly? I cannot find anything listed in the printf specification > matching this. Is this something newly introduced? > > Leo > >From Documentation/core-api/printk-formats.rst: kobjects -------- :: %pOF[fnpPcCF] For printing kobject based structs (device nodes). Default behaviour is equivalent to %pOFf. - f - device node full_name - n - device node name - p - device node phandle - P - device node path spec (name + @unit) - F - device node flags - c - major compatible string - C - full compatible string -Tyrel