From patchwork Fri Nov 24 22:19:50 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mukesh Ojha X-Patchwork-Id: 13468160 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=quicinc.com header.i=@quicinc.com header.b="AL8DMv0B" Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 493A81FF7; Fri, 24 Nov 2023 14:21:46 -0800 (PST) Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 3AOMLIQt003380; Fri, 24 Nov 2023 22:21:18 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-type; s=qcppdkim1; bh=K2A4dtZlUtyZnmNAqQaXcmpJGNAhsKiXHCEqZlAWciU=; b=AL8DMv0BxGjWvN0etm9NtA7uzgBmTN9FJnUm/ywRxhVBQMnD9XGOzppTVBxyWEFAzwc3 5bUZ9LnVfMSmrl9I4Jfj7F3bMja4quX4mh8/C2tiZ2Zn5Hk/bpAxkdHaiPs/r42KzfZx 3O72mlbZvLzi11vKH49G8wOIMrmbHRtG6i8hKp8zys03hk3cP11n5xAMwn8Kocq/lDb/ gwFjKpvXUkqfm+Wna7aOYna6Sv+abNUekQewkJwB3eXAXG3mBnSs/sH8mQfn2th9ZzGi c8034ECKj5qKgryek+/aJ8NGnCFaxqNAPmSFCvitUn5Eliut2jCOcS7h/i3awZ96g1F9 fw== Received: from nasanppmta04.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 3ujp8x26a9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 24 Nov 2023 22:21:18 +0000 Received: from nasanex01c.na.qualcomm.com (nasanex01c.na.qualcomm.com [10.45.79.139]) by NASANPPMTA04.qualcomm.com (8.17.1.5/8.17.1.5) with ESMTPS id 3AOMLH4a016251 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 24 Nov 2023 22:21:17 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 15.2.1118.40; Fri, 24 Nov 2023 14:21:08 -0800 From: Mukesh Ojha To: , , , , , , , , , , , , , , , , CC: , , , , , , , , , Mukesh Ojha Subject: [Patch v6 07/12] init: export linux_banner data variable Date: Sat, 25 Nov 2023 03:49:50 +0530 Message-ID: <1700864395-1479-8-git-send-email-quic_mojha@quicinc.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1700864395-1479-1-git-send-email-quic_mojha@quicinc.com> References: <1700864395-1479-1-git-send-email-quic_mojha@quicinc.com> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 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-GUID: ULQRcOi6Lxq-hgJwtJiWVaEoqEBtblCH X-Proofpoint-ORIG-GUID: ULQRcOi6Lxq-hgJwtJiWVaEoqEBtblCH X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.987,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-11-24_09,2023-11-22_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 mlxlogscore=999 clxscore=1015 spamscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 bulkscore=0 mlxscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311060000 definitions=main-2311240174 Some debug loadable module like minidump is interested in knowing the kernel version against which it is being build. Let's export linux_banner. Signed-off-by: Mukesh Ojha --- include/linux/init.h | 3 +++ init/version-timestamp.c | 3 +++ 2 files changed, 6 insertions(+) diff --git a/include/linux/init.h b/include/linux/init.h index 01b52c9c7526..01a28b367841 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -145,6 +145,9 @@ extern char *saved_command_line; extern unsigned int saved_command_line_len; extern unsigned int reset_devices; +/* Defined in init/version-timestamp.c */ +extern const char linux_banner[]; + /* used by init/main.c */ void setup_arch(char **); void prepare_namespace(void); diff --git a/init/version-timestamp.c b/init/version-timestamp.c index 043cbf80a766..a48f2c19e5d7 100644 --- a/init/version-timestamp.c +++ b/init/version-timestamp.c @@ -6,6 +6,7 @@ #include #include #include +#include struct uts_namespace init_uts_ns = { .ns.count = REFCOUNT_INIT(2), @@ -28,3 +29,5 @@ struct uts_namespace init_uts_ns = { const char linux_banner[] = "Linux version " UTS_RELEASE " (" LINUX_COMPILE_BY "@" LINUX_COMPILE_HOST ") (" LINUX_COMPILER ") " UTS_VERSION "\n"; + +EXPORT_SYMBOL_GPL(linux_banner);