From patchwork Mon Sep 11 10:53:51 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mukesh Ojha X-Patchwork-Id: 13379981 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 D7E76CA0EC0 for ; Mon, 11 Sep 2023 21:37:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347345AbjIKV21 (ORCPT ); Mon, 11 Sep 2023 17:28:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51040 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236535AbjIKK4u (ORCPT ); Mon, 11 Sep 2023 06:56:50 -0400 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A2857F3; Mon, 11 Sep 2023 03:56:45 -0700 (PDT) Received: from pps.filterd (m0279862.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 38BAHUGk005010; Mon, 11 Sep 2023 10:56:14 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=Ulb6ivCBYfJxHUM4YBEtsEJoOnSrk2SMWeoI7ndeucs=; b=PMVy+DkuMntEMbC6E3AaypPc6J9MF6sKEejS5SF4eIQSNVSFrmhXAPTRcddOmNDRtS+y XBwgCr78Vw0oH9FlMM2ELswZh7cIbka+q5Un9HtRgSz61u0g8J9xtSCG3Maflg4du5XG QN/OQN6J0dZ5gE4stSdDACe+nNVNVC18By+VvtxgZxyGcPB2Ehq/8NhkSoMnTTADQ03A H/TqrLJl25Amd8ejof0lM4LyGMqfKv/PY2D3S0UCBc+0isIpJk4tI3yGmOlOtvQeR/MU oqIg5cY+vJy/WEj16vLShRAANt6ILj4pEcYIC5J3bMu0/vzx02WPiHPBXXyXx3NN0bkE 5g== Received: from nasanppmta03.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3t0hfqkenc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 11 Sep 2023 10:56:13 +0000 Received: from nasanex01c.na.qualcomm.com (nasanex01c.na.qualcomm.com [10.45.79.139]) by NASANPPMTA03.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 38BAuCVs006051 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 11 Sep 2023 10:56:12 GMT Received: from hu-mojha-hyd.qualcomm.com (10.80.80.8) by nasanex01c.na.qualcomm.com (10.45.79.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1118.36; Mon, 11 Sep 2023 03:55:28 -0700 From: Mukesh Ojha To: , , , , , , , , , , , , , , , , , , , , , CC: , , , , , , , , , , Subject: [REBASE PATCH v5 09/17] pstore/ram: Use dynamic ramoops reserve resource Date: Mon, 11 Sep 2023 16:23:51 +0530 Message-ID: <1694429639-21484-10-git-send-email-quic_mojha@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1694429639-21484-1-git-send-email-quic_mojha@quicinc.com> References: <1694429639-21484-1-git-send-email-quic_mojha@quicinc.com> MIME-Version: 1.0 X-Originating-IP: [10.80.80.8] X-ClientProxiedBy: nasanex01b.na.qualcomm.com (10.46.141.250) To nasanex01c.na.qualcomm.com (10.45.79.139) X-QCInternal: smtphost X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=5800 signatures=585085 X-Proofpoint-ORIG-GUID: VlpMUntWdgjbfQBbSQt02UT2ECOTiSRG X-Proofpoint-GUID: VlpMUntWdgjbfQBbSQt02UT2ECOTiSRG X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.267,Aquarius:18.0.957,Hydra:6.0.601,FMLib:17.11.176.26 definitions=2023-09-11_06,2023-09-05_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 mlxscore=0 suspectscore=0 phishscore=0 mlxlogscore=999 malwarescore=0 priorityscore=1501 lowpriorityscore=0 impostorscore=0 clxscore=1015 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2308100000 definitions=main-2309110099 Precedence: bulk List-ID: X-Mailing-List: linux-hardening@vger.kernel.org As dynamic ramoops command line parsing is now added, so lets add the support in ramoops driver to get the resource structure and add it during platform device registration. Signed-off-by: Mukesh Ojha --- fs/pstore/ram.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c index d36702c7ab3c..ab551caa1d2a 100644 --- a/fs/pstore/ram.c +++ b/fs/pstore/ram.c @@ -914,13 +914,17 @@ static void __init ramoops_register_dummy(void) /* * Prepare a dummy platform data structure to carry the module - * parameters. If mem_size isn't set, then there are no module - * parameters, and we can skip this. + * parameters. If mem_size isn't set, check for dynamic ramoops + * size and extract the information if it is set. */ - if (!mem_size) + if (!mem_size && !dyn_ramoops_res.end) return; pr_info("using module parameters\n"); + if (dyn_ramoops_res.end) { + mem_size = resource_size(&dyn_ramoops_res); + mem_address = dyn_ramoops_res.start; + } memset(&pdata, 0, sizeof(pdata)); pdata.mem_size = mem_size;