From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) (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 BA68F293B5F for ; Wed, 9 Jul 2025 11:57:41 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.163.156.1 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752062263; cv=none; b=jmeh5G/sc4k5RkOei+AVG/ucWb+xckSuPBqVEEA2/l/+3xLQn8I1niRntxEPLhio3c96K1yv+4HTTDeqOg1VrnqQ0Io91LIaVZoYM8F8lduEtvYHW5/lywAgYCU8ZRoHspqpXJV6XHSq300X2lYgIVd9wYTvLdgkSPh3ZE1rAus= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752062263; c=relaxed/simple; bh=DfgR30I2lf04DIbq2tD0AhSVnvtEphJ0BGIhbSlX76c=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Gj6PPTEJK2BV+GrhsphL+aeMokwM+9+ly48g+WIjyGGNtz0xcdqh/wJT1wU8QvKdY+dP8TOiVHnd0Yui/qvyX3qwIhmojPUNmiHRSzWvp6Vk3Ll6Nmqg6XnaaORKBNEaBjQ19wvejnrtefh1yIMJgwb0fzTQG4JJUJZZkUdVsw8= 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=hAmlTouG; arc=none smtp.client-ip=148.163.156.1 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="hAmlTouG" Received: from pps.filterd (m0356517.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5690kR6i001435; Wed, 9 Jul 2025 11:57:35 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=pp1; bh=qcNCDNtuuW0WLjG7jvwECNlt0GNnOp RwRBScQe/vmzA=; b=hAmlTouGRNFT+boMbtrQxwmDg429k3byt4tQYvNAlncnLi Oi5Y+pjI4EVnejqVfVxHTsFizrU2lDABr7mQQak1JHCa93WGy3ae15e3GUH7Sovx ChpRifycIeFzTf6z+xx4+Z5ZX17TVepO2sjFxtHIQ4tRZpuEOpE+D37rCmaHiZnA 2BLXcjNg/VAEMJjtJM/qaoTuaOYwM/6Uf8XwsP+rYSB1kNjRo4u2wNivhOYT9qHm pXyd3MVETsA/7KCb+8mWIp/m3U+gV8G5tY92Tz/KX7b99vOPbES/gpUTozs8Tsd2 MmgXdeQ8riN3UJqXIwqlS+Lr+iL6DfT7/hccbgog== Received: from ppma11.dal12v.mail.ibm.com (db.9e.1632.ip4.static.sl-reverse.com [50.22.158.219]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 47puss62qb-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Jul 2025 11:57:34 +0000 (GMT) Received: from pps.filterd (ppma11.dal12v.mail.ibm.com [127.0.0.1]) by ppma11.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 5698U70m024678; Wed, 9 Jul 2025 11:57:33 GMT Received: from smtprelay04.fra02v.mail.ibm.com ([9.218.2.228]) by ppma11.dal12v.mail.ibm.com (PPS) with ESMTPS id 47qh32fpm6-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 09 Jul 2025 11:57:33 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay04.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 569BvWKv19661304 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 9 Jul 2025 11:57:32 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1F29C20049; Wed, 9 Jul 2025 11:57:32 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 014EC20040; Wed, 9 Jul 2025 11:57:32 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTPS; Wed, 9 Jul 2025 11:57:31 +0000 (GMT) Date: Wed, 9 Jul 2025 13:57:30 +0200 From: Alexander Gordeev To: Dave Martin Cc: linux-kernel@vger.kernel.org, Oleg Nesterov , Kees Cook , Akihiko Odaki Subject: Re: [PATCH 02/23] regset: Add explicit core note name in struct user_regset Message-ID: <20250709115730.2052203A34-agordeev@linux.ibm.com> References: <20250701135616.29630-1-Dave.Martin@arm.com> <20250701135616.29630-3-Dave.Martin@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250701135616.29630-3-Dave.Martin@arm.com> X-TM-AS-GCONF: 00 X-Authority-Analysis: v=2.4 cv=Vaj3PEp9 c=1 sm=1 tr=0 ts=686e592e cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=kj9zAlcOel0A:10 a=Wb1JkmetP80A:10 a=7CQSdrXTAAAA:8 a=20KFwNOVAAAA:8 a=VwQbUJbxAAAA:8 a=z4glEzOvAAAA:8 a=VnNF1IyMAAAA:8 a=ADyOPYUCMA7AYZvlguEA:9 a=CjuIK1q_8ugA:10 a=a-qgeE7W1pNrGK8U0ZQC:22 a=92dS5hN0c3Q7EetK7xW5:22 X-Proofpoint-GUID: ORTEQWa1UO5H9lrAlOVaqlIjnzlNrI2b X-Proofpoint-ORIG-GUID: ORTEQWa1UO5H9lrAlOVaqlIjnzlNrI2b X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNzA5MDEwNiBTYWx0ZWRfXymBP60/qHIj3 kXORl4cIyWX1IQPfMQhwe7/Whd68gUrU48xyQCLvqUJEm9OSvj6JUHU//uSR3wi8sKZtQwyAaK6 I7gUs2bcyv1P4s15Elhx0FRXr14GyIrI0IUgLAkwom8X5h8kw1/sAFFR33B1VsjH79VQLzHCRnD syE5owtR8WsXhVf6E6T1SAm+mnhjQll3cmHE7Yf0iaV8/ScZjbbBIHQsRdVUGazITWTDS0fX0KQ rkUDbrT+eYIZGJDNawG+s+3phpJu0fNmMf8enf+ZosqKvswEq8Dc+iymL1bb8ssrf1lFE39d9nK FWg1fRjBanRZkRuTwUa1I6ej7wuKoJWhpgLXIyv0+BJd/VsQgJCPOWBxP+yo8uMWx0wFQVpQmSQ OEZztL+n4aeSur7rb1WXEu02FVDfAa+/MTX114uNlW4XwDYFP4G0TpDwVwv3pvsz/FquYQxZ X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.1.7,FMLib:17.12.80.40 definitions=2025-07-09_02,2025-07-08_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_spam_definite policy=outbound score=100 priorityscore=1501 mlxlogscore=-999 suspectscore=0 clxscore=1011 adultscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 bulkscore=0 mlxscore=100 spamscore=100 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2507090106 On Tue, Jul 01, 2025 at 02:55:55PM +0100, Dave Martin wrote: > There is currently hard-coded logic spread around the tree for > determining the note name for regset notes emitted in coredumps. > > Now that the names are declared explicitly in , this can be > simplified. > > In preparation for getting rid of the special-case logic, add an > explicit core_note_name field in struct user_regset for specifying the > note name explicitly. To help avoid mistakes, a convenience macro > USER_REGSET_NOTE_TYPE() is provided to set .core_note_type and > .core_note_name based on the note type. > > When dumping core, use the new field to set the note name, if the > regset specifies it. > > Signed-off-by: Dave Martin > Cc: Oleg Nesterov > Cc: Kees Cook > Cc: Akihiko Odaki > --- > fs/binfmt_elf.c | 8 ++++++-- > include/linux/regset.h | 10 ++++++++++ > 2 files changed, 16 insertions(+), 2 deletions(-) Acked-by: Alexander Gordeev # s390