From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) (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 15A11289811; Tue, 30 Dec 2025 23:46:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.158.5 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767138367; cv=none; b=WefSSc3EThbJ55Hj9DbJ20+IDQbv6MWKXtE4OIY3RxvBx9Mdmx/5Gwyr7qIT0wjzOpmsQjkKfZar9jf7cqX9tAEU7tBtvtP3YdW6dp3rN6HXWCh/C0H4g7bKU0LnjLNd+lLRXxj7abzRfn0Uoqeo8Xp5WjxZSmS/JkQYLGPnAvI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767138367; c=relaxed/simple; bh=eJUBX+G1fq1wkSWbCNhNDi8mkMdcOr4W2KOSEFAJ0nw=; h=Message-ID:Subject:From:To:Cc:In-Reply-To:References:Content-Type: Date:MIME-Version; b=PvJLprqQolKYs8XkGZ91yOZsPFVb9bCK2ryZFjueDpBpsKy5d0LG1mlYjhhupirNplLEFsVv/TGbXBsCDlidt07Da3s/CcxkVzWhkpIgbFoxBHwBLUMkn/RYQ1D4CNI632rL507lxqCjjdKmIixvrqCLcEt24iJvEnWj/Jvtiy0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com; spf=pass smtp.mailfrom=linux.ibm.com; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b=k38XA3e4; arc=none smtp.client-ip=148.163.158.5 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.ibm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=ibm.com header.i=@ibm.com header.b="k38XA3e4" Received: from pps.filterd (m0360072.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5BUL0kai017682; Tue, 30 Dec 2025 23:45:18 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=eJUBX+ G1fq1wkSWbCNhNDi8mkMdcOr4W2KOSEFAJ0nw=; b=k38XA3e4TC9JAslKYHwH6a 065kYSN/hV76ZdnG9uVUoTRamZpazWqEzEpNN3zsOB9JJn7M8xPUKpuy8XyiD+MW 5y3NscRb2eKnjlF9Xx76P810N+rkELksocsshw0DfUpspeI5zJuiIN2VenI5eb/R IxcyKAQE70+WwCydkJTbknx5ypasFZNEwsPldOZlSwYR1SV57xoG0lJyG6yYxQQm ubGZeIqDQ9ZEXAZp9O3qzFtHHzRHfB8hz40mCIW7zxHNbbqKj1qUHIxiBLVOBgL1 z688JNWxTq8Bwf8vbImi/cbsnMJZz68cLXF8IKV0S+1gkJgRuYUm9ZZtxKuqZUpQ == Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4ba73vv5np-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 30 Dec 2025 23:45:18 +0000 (GMT) Received: from m0360072.ppops.net (m0360072.ppops.net [127.0.0.1]) by pps.reinject (8.18.1.12/8.18.0.8) with ESMTP id 5BUNjHSI026049; Tue, 30 Dec 2025 23:45:17 GMT Received: from ppma21.wdc07v.mail.ibm.com (5b.69.3da9.ip4.static.sl-reverse.com [169.61.105.91]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4ba73vv5nm-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 30 Dec 2025 23:45:17 +0000 (GMT) Received: from pps.filterd (ppma21.wdc07v.mail.ibm.com [127.0.0.1]) by ppma21.wdc07v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 5BUJS1Bx026013; Tue, 30 Dec 2025 23:45:16 GMT Received: from smtprelay03.wdc07v.mail.ibm.com ([172.16.1.70]) by ppma21.wdc07v.mail.ibm.com (PPS) with ESMTPS id 4batsnc8ms-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 30 Dec 2025 23:45:16 +0000 Received: from smtpav04.wdc07v.mail.ibm.com (smtpav04.wdc07v.mail.ibm.com [10.39.53.231]) by smtprelay03.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 5BUNixio21693108 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 30 Dec 2025 23:44:59 GMT Received: from smtpav04.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4F0C058056; Tue, 30 Dec 2025 23:45:16 +0000 (GMT) Received: from smtpav04.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 489DB58045; Tue, 30 Dec 2025 23:45:14 +0000 (GMT) Received: from li-43857255-d5e6-4659-90f1-fc5cee4750ad.ibm.com (unknown [9.61.14.46]) by smtpav04.wdc07v.mail.ibm.com (Postfix) with ESMTP; Tue, 30 Dec 2025 23:45:14 +0000 (GMT) Message-ID: Subject: Re: [PATCH v2 2/3] of/kexec: refactor ima_get_kexec_buffer() to use ima_validate_range() From: Mimi Zohar To: Harshit Mogalapalli Cc: akpm@linux-foundation.org, ardb@kernel.org, bp@alien8.de, dave.hansen@linux.intel.com, graf@amazon.com, guoweikang.kernel@gmail.com, henry.willard@oracle.com, hpa@zytor.com, jbohac@suse.cz, joel.granados@kernel.org, linux-kernel@vger.kernel.org, mingo@redhat.com, noodles@fb.com, paul.x.webb@oracle.com, rppt@kernel.org, sohil.mehta@intel.com, sourabhjain@linux.ibm.com, stable@vger.kernel.org, tglx@linutronix.de, x86@kernel.org, yifei.l.liu@oracle.com In-Reply-To: <20251229081523.622515-3-harshit.m.mogalapalli@oracle.com> References: <20251229081523.622515-1-harshit.m.mogalapalli@oracle.com> <20251229081523.622515-3-harshit.m.mogalapalli@oracle.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Date: Tue, 30 Dec 2025 18:45:13 -0500 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Evolution 3.54.3 (3.54.3-2.fc41) X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: bU__oe7XqrtILbnd9Dlk_X2gcJTMKroQ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjMwMDIwNCBTYWx0ZWRfXyDCrak14bqJU vnDhTT79fjl3J2DxvxhfYNiZpAnuZdPp6Hy7fua+/yeE3v6aFGHHTgbhyF2DsgQ68PFuHTPAu/o U4K2t4/TFAonOA0JSBVImhjvdLpfXjbDsDVyPZSqRqTT5G1H4XNZhvcJX5iPcPoN71XWsmBrVDv cBErrooDh3Qla0qn+lBGShx4wlfYMbiqBZVSDMhGHNSPjEPzlINL7Zl/46K/76HKIFQljS7oHDc 80/Pb1E5zy/cXEM2QUAJ8K5cNyDqCRDEZf2h2Lc3hGM/siS9smJkwSx3UCiVUXizWfei+gNlKwz MuEoe8rGe9sPrFH6Pm+F5o9mQKMIYLK0x5ALips2p7RgAcIvc8u8BOyT46PSJkA46XMcfE0H9ZK azky0mnywCT/mDDOuJmEHF6LxkLaBA17hajwXR1IN8fT09Oy3zfs1kBZY6FeyLTWNOydrTVmj49 3Z87VjSP7Mn/JJW8tgQ== X-Authority-Analysis: v=2.4 cv=fobRpV4f c=1 sm=1 tr=0 ts=6954640e cx=c_pps a=GFwsV6G8L6GxiO2Y/PsHdQ==:117 a=GFwsV6G8L6GxiO2Y/PsHdQ==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=yPCof4ZbAAAA:8 a=VnNF1IyMAAAA:8 a=R84PgEUWa9ETKOdZjJAA:9 a=QEXdDO2ut3YA:10 X-Proofpoint-GUID: 4dhW2jhCL4rNs-o0B3wWF1NQTUjuxzFd X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-12-30_04,2025-12-30_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 suspectscore=0 phishscore=0 adultscore=0 malwarescore=0 spamscore=0 bulkscore=0 impostorscore=0 priorityscore=1501 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2512120000 definitions=main-2512300204 On Mon, 2025-12-29 at 00:15 -0800, Harshit Mogalapalli wrote: > Refactor the OF/DT ima_get_kexec_buffer() to use a generic helper to > validate the address range. No functional change intended. >=20 > Cc: stable@vger.kernel.org > Signed-off-by: Harshit Mogalapalli Reviewed-by: Mimi Zohar