From patchwork Fri Jan 26 23:54:04 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Oreoluwa Babatunde X-Patchwork-Id: 13533677 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 615EDC47DA9 for ; Fri, 26 Jan 2024 23:56:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=k8iuV9EUs1iBirbIQiu485KPHPZXFsGWLaKd4PKj1bU=; b=2vVQmko6mu34F0 vYXlLNCSnK+l/yk17MNZr7zFv8UAmwxrsU9AHx+Oj4UiXgoU4NHPQ04Elunk5FmPOtgiyPu1XIuu1 UfW9LvNfw2DIE8y16Q7QVHJuWCbfW1efh7SxJ62wK/G6Grv4P6e0VUkbZIrVuaRiNbK4DIipCLFta thClXBnnS/dqwKunZvq8Us0ylCfBFAlWQsO0eXFgruk0wMVETkp5RLl9RTgmMXBm9ah3BX/ySDVCJ Mc+E29LpTg1Dt/ORUdKXuWnhu7Af9PsaGd7VGxARaHAVkv1b209m6QT2elRTcDf3OHB6FlTfCQyC0 2bi9PcjzqBLI0C1yN7ww==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rTW3k-00000005qmV-0NIA; Fri, 26 Jan 2024 23:56:32 +0000 Received: from mx0b-0031df01.pphosted.com ([205.220.180.131]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rTW2t-00000005q4d-4C08 for linux-arm-kernel@lists.infradead.org; Fri, 26 Jan 2024 23:55:41 +0000 Received: from pps.filterd (m0279871.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 40QNlpwG008423; Fri, 26 Jan 2024 23:55:25 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-type; s=qcppdkim1; bh=vp4tQtzbT+li35T+dpUc WvhuHZa8MXWH0P5L19tG/1U=; b=kxYcEZHXEYzh15dO8VolthugYS5OkhtHxDfN WMICWGS7ygQiMZbEMWDK8/xJ7YeQudDoWspg1iiOxkv+rZiSsQnl+9mUh43HxVr/ vCMeaIEryGoMjOkw1i7F9+PK3N3DGuRvUVETlYGqc0UahOmMNri5EN7mdp7XWs+Z EdSc1qEmeVyGxpR7lU6+lrrbDtNqKxYwV0wjX/Vt79y1iTQxBzOB+JY+bb5ARht5 G1ZqBweUyL5BwMIVZPiXLGqdgJpKSDxTXXQdiuI6ZSsbmXi4grQbZ/6Nc9eryVFq lKsEms2RQvh3cP1kMMOw68Tj91jhaptANhTbC0Oecqmq4EOORw== Received: from nalasppmta01.qualcomm.com (Global_NAT1.qualcomm.com [129.46.96.20]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3vv6c8j5xr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 26 Jan 2024 23:55:25 +0000 (GMT) Received: from nalasex01b.na.qualcomm.com (nalasex01b.na.qualcomm.com [10.47.209.197]) by NALASPPMTA01.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 40QNtODG018599 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 26 Jan 2024 23:55:24 GMT Received: from hu-obabatun-lv.qualcomm.com (10.49.16.6) 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 15.2.1118.40; Fri, 26 Jan 2024 15:55:08 -0800 From: Oreoluwa Babatunde To: , , , , , , , , , , , , , , , , , , , , , , , , , , CC: , , , , , Oreoluwa Babatunde Subject: [PATCH 25/46] nios2: resrved_mem: Move fdt_init_reserved_mem() below unflatten_device_tree() Date: Fri, 26 Jan 2024 15:54:04 -0800 Message-ID: <20240126235425.12233-26-quic_obabatun@quicinc.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20240126235425.12233-1-quic_obabatun@quicinc.com> References: <20240126235425.12233-1-quic_obabatun@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.49.16.6] X-ClientProxiedBy: nalasex01b.na.qualcomm.com (10.47.209.197) 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-GUID: kNswk0KfKKvQN3Lx3ruOY4arbnUkcHg3 X-Proofpoint-ORIG-GUID: kNswk0KfKKvQN3Lx3ruOY4arbnUkcHg3 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.1011,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-25_14,2024-01-25_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 mlxlogscore=587 priorityscore=1501 bulkscore=0 mlxscore=0 adultscore=0 lowpriorityscore=0 malwarescore=0 clxscore=1015 spamscore=0 suspectscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2401190000 definitions=main-2401260176 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240126_155540_182318_74DCDFFF X-CRM114-Status: GOOD ( 14.93 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The unflattened devicetree structure is available to be used not long after the page tables have been set up on most architectures, and is available even before that on other architectures. Hence, move the call to fdt_init_reserved_mem() to after unflatten_device_tree() is called so that the reserved memory nodes can be accessed using the unflattened device tree APIs. Using the unflattened devicetree APIs is more efficient than using the flattened devicetree APIs. Signed-off-by: Oreoluwa Babatunde --- arch/nios2/kernel/setup.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/arch/nios2/kernel/setup.c b/arch/nios2/kernel/setup.c index c1d42861cc72..a2f7360824df 100644 --- a/arch/nios2/kernel/setup.c +++ b/arch/nios2/kernel/setup.c @@ -169,10 +169,11 @@ void __init setup_arch(char **cmdline_p) early_init_fdt_reserve_self(); early_fdt_scan_reserved_mem(); - fdt_init_reserved_mem(); unflatten_and_copy_device_tree(); + fdt_init_reserved_mem(); + setup_cpuinfo(); copy_exception_handler(cpuinfo.exception_addr);