From mboxrd@z Thu Jan 1 00:00:00 1970 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 19610F9D0E2 for ; Tue, 14 Apr 2026 16:11:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=xkgEunIybz/uxHtgdoi9HPYkRW3cWxQhmhXZ60Km/OQ=; b=3hNj5bkSesNG3BcGpg8j0zoG+t 9dTN3o4uLuWjdRSGevFmbRDTTi4zA3S1mOYd/65BvTzZoe6zao2grh/YI2JjwXl1JYt07axg5d199 jDGS6NDz7yAfE+QBWSMGAHcGxY4gcFHP3SO0aW4JamCrZoUNjlF/Z6AGeR5m11yqtL1/r9DsOX/Lp ldja3zdigU/hlz7Nyt2tn072slUdGFQcyTxvupJ9sPzSI+sPZalfUxh/qf4AmODE6d8QaUQkZ/wVF uxUR30KQPWbMyDSn0cdaz65OhZG7YPcFwHpchu834zLVyO+XVN7xisnGRx3AnnOaF7MXBTOy4qF8P Fx8qYTRQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wCgM1-0000000HaeT-3bfS; Tue, 14 Apr 2026 16:11:09 +0000 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wCgLz-0000000Hae7-3o1W for linux-arm-kernel@lists.infradead.org; Tue, 14 Apr 2026 16:11:09 +0000 Received: from pps.filterd (m0353729.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 63EEWv2J1842742; Tue, 14 Apr 2026 16:10:37 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=xkgEun Iybz/uxHtgdoi9HPYkRW3cWxQhmhXZ60Km/OQ=; b=Bjbrj4PgenYyjPDRGsg/QU E9NsAXuNeQgMPWF4A/IxLAvYI5uxJgbwojOYm0uXg5U4HSl+FxBmapfp7GMOuFRD pyS/J2CUeC9t/Z0mUtmnI/FMXd13Q8EQbhclpT81uM9f1ArzTM5k+W9cv+6ZyNEU cHsBTJ4PTArou4bHbAXK06b9LtO2ZeEMv2HnECe+sixrNIg5scEDxs/fwvlSM5BH 3oE9wObWRX0e1FP+LcIkLRO9CZ5oVC/6KbvTOaX/luzqaQXwvJCGS8rXfwFK1O/E vM8mR0CuDEfC/dk4Yb4kAQ41Kebh2gEaS4yZ1pemdnX9DuCPjOl1LSww/zLwEZOA == Received: from ppma13.dal12v.mail.ibm.com (dd.9e.1632.ip4.static.sl-reverse.com [50.22.158.221]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 4dh89mkppf-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 14 Apr 2026 16:10:36 +0000 (GMT) Received: from pps.filterd (ppma13.dal12v.mail.ibm.com [127.0.0.1]) by ppma13.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 63EEweMq026284; Tue, 14 Apr 2026 16:10:36 GMT Received: from smtprelay02.fra02v.mail.ibm.com ([9.218.2.226]) by ppma13.dal12v.mail.ibm.com (PPS) with ESMTPS id 4dg2ujj4h3-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 14 Apr 2026 16:10:35 +0000 Received: from smtpav05.fra02v.mail.ibm.com (smtpav05.fra02v.mail.ibm.com [10.20.54.104]) by smtprelay02.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 63EGAYGD29032930 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 14 Apr 2026 16:10:34 GMT Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 324232004B; Tue, 14 Apr 2026 16:10:34 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D055420040; Tue, 14 Apr 2026 16:10:33 +0000 (GMT) Received: from [9.52.200.195] (unknown [9.52.200.195]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 14 Apr 2026 16:10:33 +0000 (GMT) Message-ID: Date: Tue, 14 Apr 2026 18:10:31 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 0/8] unwind, arm64: add sframe unwinder for kernel To: Dylan Hatch , Roman Gushchin , Weinan Liu , Will Deacon , Josh Poimboeuf , Indu Bhagat , Peter Zijlstra , Steven Rostedt , Catalin Marinas , Jiri Kosina Cc: Mark Rutland , Prasanna Kumar T S M , Puranjay Mohan , Song Liu , joe.lawrence@redhat.com, linux-toolchains@vger.kernel.org, linux-kernel@vger.kernel.org, live-patching@vger.kernel.org, linux-arm-kernel@lists.infradead.org References: <20260406185000.1378082-1-dylanbhatch@google.com> Content-Language: en-US From: Jens Remus Organization: IBM Deutschland Research & Development GmbH In-Reply-To: <20260406185000.1378082-1-dylanbhatch@google.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Reinject: loops=2 maxloops=12 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNDE0MDE0OCBTYWx0ZWRfX7eqnRXSdZg4v glBjYWKYGKBs4G24BhjG6Utm6E8Yw+TfyJxD9Si0jZPY/67mJDI7pUaiJOQBIlnNYup+XBRaqUs PEzSBdVyU7Y3Tir/sJZjOdFTqghkyQP7N+Y4Tavg+7hQpAM/TYBu3h1Vk4867xqPqZUmYbVhL7j YzDx691+QzSrwr3UndTlgJ/oioBpvo2DXnHToPR1lUHpWwaTF01hVEoCvR0oHgksjOmyNP6y+aF FOWtifBFnzD6A627BzbKr66+Si2NQSCTIfPtF6T1+/kw6y2LCY2SSTJTU/b3+x5HFnIKiqZL4p4 jcHi43Y9kJuaS/mEXEz6k6M+rQsoliJuQDTiV1RQfcDxJMFcl2DZ7r0fXqrijQyohqJAIoLXxVM WMEEenyXrDGQFRAFF0uv2t7LIede3fJ00fQBK/3DUjvv7nF9q6GYleeA91/hYAFPyfrIqnuyJ7z +w2Ujw/v1oh/wnZQcCg== X-Authority-Analysis: v=2.4 cv=eJ4jSnp1 c=1 sm=1 tr=0 ts=69de66fd cx=c_pps a=AfN7/Ok6k8XGzOShvHwTGQ==:117 a=AfN7/Ok6k8XGzOShvHwTGQ==:17 a=IkcTkHD0fZMA:10 a=A5OVakUREuEA:10 a=VkNPw1HP01LnGYTKEx00:22 a=RnoormkPH1_aCDwRdu11:22 a=uAbxVGIbfxUO_5tXvNgY:22 a=VnNF1IyMAAAA:8 a=Zg_fgM-7fzLk7_7bOdYA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=zZCYzV9kfG8A:10 X-Proofpoint-GUID: 3m3_VBFCWvmOrIMnl-0WlOdsMwD0_RKw X-Proofpoint-ORIG-GUID: CH-2a-nuGZI5u_Lb2b4gbgN4-GM4wBNM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-04-14_03,2026-04-13_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 clxscore=1015 bulkscore=0 suspectscore=0 spamscore=0 impostorscore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604140148 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260414_091107_953908_FB968EC8 X-CRM114-Status: GOOD ( 10.33 ) 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 On 4/6/2026 8:49 PM, Dylan Hatch wrote: > Dylan Hatch (7): > sframe: Allow kernelspace sframe sections. > arm64, unwind: build kernel with sframe V3 info > sframe: Provide PC lookup for vmlinux .sframe section. > sframe: Allow unsorted FDEs. > arm64/module, sframe: Add sframe support for modules. > sframe: Introduce in-kernel SFRAME_VALIDATION. > unwind: arm64: Use sframe to unwind interrupt frames. Nit: Trailing dot in commit subjects seems unusual. Remove? > Weinan Liu (1): > arm64: entry: add unwind info for various kernel entries Regards, Jens -- Jens Remus Linux on Z Development (D3303) jremus@de.ibm.com / jremus@linux.ibm.com IBM Deutschland Research & Development GmbH; Vorsitzender des Aufsichtsrats: Wolfgang Wendt; Geschäftsführung: David Faller; Sitz der Gesellschaft: Ehningen; Registergericht: Amtsgericht Stuttgart, HRB 243294 IBM Data Privacy Statement: https://www.ibm.com/privacy/