From patchwork Thu Dec 5 00:10:10 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zijun Hu X-Patchwork-Id: 13894482 Received: from pv50p00im-tydg10011801.me.com (pv50p00im-tydg10011801.me.com [17.58.6.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1B7CD101DE for ; Thu, 5 Dec 2024 00:11:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=17.58.6.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733357478; cv=none; b=FTdWULAs5RYapC9vo6tZlntO9H0LUJPsiCy6iV2am77NJihRF682LEDZSDpwa+jnzyrrz9Jbs7y1TbC45MzRX+mICc8iNaCVvNmHlZPuRFYfOAxQLeFKEszgEcXQfnL6zHp92sWXWxII3QddftCrkgeTHheXKIo4V9/eabQGsLU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733357478; c=relaxed/simple; bh=bVxN+FZOfleQVmg6RLp1YA7VWhpbCqAopfI4NI1NFnA=; 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h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:To: x-icloud-hme; b=RgdLtt4aFUOiBVmeQIiZeK+R6ebchgvxS1CGK9QWDm4fi6XycK0YPKcDXkKNxrZr5 +xtKJ6H39Xui76oDfpCSXqE4tOoHj+7JRKbj4DGFJPikLBsnyakQ3Xyf+JLqlKC7CK 1iPow4BKS8sS9bw1x59FVLT9xfEl3k+Mc0/6jz5b7NLkO/DmqJqcNFgQu0wVbjwsXU Vez16J5yD5UiaIoqpK2YdcUIWiYXCDQsuTIMOmqYqY4Eo8Zr6SReR+T8g09hoZ3KNz oiPm9MB2Q+TBtqrBbITTNRuqKFrVD/luXwZshbq8FNuVBnC76FT2njYcWtNu+JfgdE cxzKF4ATBNsmQ== Received: from [192.168.1.26] (pv50p00im-dlb-asmtp-mailmevip.me.com [17.56.9.10]) by pv50p00im-tydg10011801.me.com (Postfix) with ESMTPSA id BC22B80026F; Thu, 5 Dec 2024 00:11:03 +0000 (UTC) From: Zijun Hu Date: Thu, 05 Dec 2024 08:10:10 +0800 Subject: [PATCH v3 01/11] libnvdimm: Simplify nd_namespace_store() implementation Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20241205-const_dfc_done-v3-1-1611f1486b5a@quicinc.com> References: <20241205-const_dfc_done-v3-0-1611f1486b5a@quicinc.com> In-Reply-To: <20241205-const_dfc_done-v3-0-1611f1486b5a@quicinc.com> To: Greg Kroah-Hartman Cc: =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , James Bottomley , =?utf-8?q?Thomas_?= =?utf-8?q?Wei=C3=9Fschuh?= , Zijun Hu , linux-kernel@vger.kernel.org, nvdimm@lists.linux.dev, linux-sound@vger.kernel.org, sparclinux@vger.kernel.org, linux-block@vger.kernel.org, linux-cxl@vger.kernel.org, linux1394-devel@lists.sourceforge.net, arm-scmi@vger.kernel.org, linux-efi@vger.kernel.org, linux-gpio@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-hwmon@vger.kernel.org, linux-media@vger.kernel.org, linux-pwm@vger.kernel.org, linux-remoteproc@vger.kernel.org, linux-scsi@vger.kernel.org, open-iscsi@googlegroups.com, linux-usb@vger.kernel.org, linux-serial@vger.kernel.org, netdev@vger.kernel.org, Zijun Hu X-Mailer: b4 0.14.2 X-Proofpoint-ORIG-GUID: jHlIOqjc_AeZK-9ZUrdqIW7FkzMuYDHV X-Proofpoint-GUID: jHlIOqjc_AeZK-9ZUrdqIW7FkzMuYDHV X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2024-12-04_19,2024-12-04_02,2024-11-22_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 malwarescore=0 clxscore=1015 phishscore=0 suspectscore=0 bulkscore=0 mlxscore=0 spamscore=0 mlxlogscore=902 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2308100000 definitions=main-2412040186 X-Apple-Remote-Links: v=1;h=KCk=;charset=UTF-8 From: Zijun Hu Simplify nd_namespace_store() implementation by device_find_child_by_name() Signed-off-by: Zijun Hu Reviewed-by: Alison Schofield --- drivers/nvdimm/claim.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/nvdimm/claim.c b/drivers/nvdimm/claim.c index 030dbde6b0882050c90fb8db106ec15b1baef7ca..9e84ab411564f9d5e7ceb687c6491562564552e3 100644 --- a/drivers/nvdimm/claim.c +++ b/drivers/nvdimm/claim.c @@ -67,13 +67,6 @@ bool nd_attach_ndns(struct device *dev, struct nd_namespace_common *attach, return claimed; } -static int namespace_match(struct device *dev, void *data) -{ - char *name = data; - - return strcmp(name, dev_name(dev)) == 0; -} - static bool is_idle(struct device *dev, struct nd_namespace_common *ndns) { struct nd_region *nd_region = to_nd_region(dev->parent); @@ -168,7 +161,7 @@ ssize_t nd_namespace_store(struct device *dev, goto out; } - found = device_find_child(dev->parent, name, namespace_match); + found = device_find_child_by_name(dev->parent, name); if (!found) { dev_dbg(dev, "'%s' not found under %s\n", name, dev_name(dev->parent));