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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3B04BEDA698 for ; Tue, 3 Mar 2026 16:12:33 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 83A8D6B0093; Tue, 3 Mar 2026 11:12:32 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 8123A6B00AE; Tue, 3 Mar 2026 11:12:32 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 6C9366B00AF; Tue, 3 Mar 2026 11:12:32 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0014.hostedemail.com [216.40.44.14]) by kanga.kvack.org (Postfix) with ESMTP id 562206B0093 for ; Tue, 3 Mar 2026 11:12:32 -0500 (EST) Received: from smtpin06.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay05.hostedemail.com (Postfix) with ESMTP id E14C357B93 for ; Tue, 3 Mar 2026 16:12:31 +0000 (UTC) X-FDA: 84505244502.06.2DCA9C4 Received: from sea.source.kernel.org (sea.source.kernel.org [172.234.252.31]) by imf10.hostedemail.com (Postfix) with ESMTP id E7A5DC0009 for ; Tue, 3 Mar 2026 16:12:29 +0000 (UTC) Authentication-Results: imf10.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=DAmilg92; spf=pass (imf10.hostedemail.com: domain of jlayton@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=jlayton@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1772554350; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=lJd9+th8f1Lqv15eEDK01l3sYU9guhQCrXIbv/gIiSo=; b=qYpLm8WWeVnX7kiIVCRfay0TDGZ8R7wLTW/2Lsi/b17seKVjVDNIGnHW0+kO/rHSCtUaEc O0+PalRCw1kTXIcqe1ZayIaOdQHCc6cnDykisTY1Bm6Nbu1UIOMU4NYRj+0QUZFK0HrULU UvhTu5czHNqfCmXU7s7esKOALChzcks= ARC-Authentication-Results: i=1; imf10.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=DAmilg92; spf=pass (imf10.hostedemail.com: domain of jlayton@kernel.org designates 172.234.252.31 as permitted sender) smtp.mailfrom=jlayton@kernel.org; dmarc=pass (policy=quarantine) header.from=kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1772554350; a=rsa-sha256; cv=none; b=LfVIf84wwcMEiKaqarsheyB4st9Me8wCeHUwbLE/K1v4U/Yc26eF+aAIiPUt9dEfko8oc/ 0o23qDkShagXbg1yZl5fH5P59KGQTRHCJPglrlq6Cg3Hymsty0siwx+KAR4Z8mCh/Y3EOu gxao7ceQNeXD19HEL5LlJHlfvNMJp+Q= Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id B3C5643E45; Tue, 3 Mar 2026 16:12:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6C998C2BCAF; Tue, 3 Mar 2026 16:12:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772554348; bh=DHwb1w4rbyjffvv/2dbDWAHJ7e/mef+KxqtMj51rARA=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=DAmilg92EMM5p+oBAiJod0pyfJNnnEgeo/FHI7Mt2tLqRb5btdUmLaBqveM9jVjLi Rs1bZ9VXqnLLBPtsKjZiGU65p9YwK2O90hnrBBB5IbBGxbV5fsqsFCL5BPjNoFktRM 9pbG4QDyP022c1s8Z36onUYV0x0hfc5XlTzhqulI2XOKQGvhykIef5J78h7gEF8HAr vrL1Kdx04gNh7dqXDuFHHcf6i6Nln3Le9QC/xXvIfu2MMc08R/9VQf0UWHcDryW4zP wt4aUnI0TUpn7Jgy6RntsLOuNDb3tu0L/3jw/oOf46o04Iv9Xc1ksw8iqkEfgP4p7Y l/HlE10Zw24ow== Message-ID: Subject: Re: [PATCH v2 003/110] audit: widen ino fields to u64 From: Jeff Layton To: Paul Moore Cc: Alexander Viro , Christian Brauner , Jan Kara , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Dan Williams , Matthew Wilcox , Eric Biggers , "Theodore Y. Ts'o" , Muchun Song , Oscar Salvador , David Hildenbrand , David Howells , Paulo Alcantara , Andreas Dilger , Jan Kara , Jaegeuk Kim , Chao Yu , Trond Myklebust , Anna Schumaker , Chuck Lever , NeilBrown , Olga Kornievskaia , Dai Ngo , Tom Talpey , Steve French , Ronnie Sahlberg , Shyam Prasad N , Bharath SM , Alexander Aring , Ryusuke Konishi , Viacheslav Dubeyko , Eric Van Hensbergen , Latchesar Ionkov , Dominique Martinet , Christian Schoenebeck , David Sterba , Marc Dionne , Ian Kent , Luis de Bethencourt , Salah Triki , "Tigran A. Aivazian" , Ilya Dryomov , Alex Markuze , Jan Harkes , coda@cs.cmu.edu, Nicolas Pitre , Tyler Hicks , Amir Goldstein , Christoph Hellwig , John Paul Adrian Glaubitz , Yangtao Li , Mikulas Patocka , David Woodhouse , Richard Weinberger , Dave Kleikamp , Konstantin Komarov , Mark Fasheh , Joel Becker , Joseph Qi , Mike Marshall , Martin Brandenburg , Miklos Szeredi , Anders Larsen , Zhihao Cheng , Damien Le Moal , Naohiro Aota , Johannes Thumshirn , John Johansen , James Morris , "Serge E. Hallyn" , Mimi Zohar , Roberto Sassu , Dmitry Kasatkin , Eric Snowberg , Fan Wu , Stephen Smalley , Ondrej Mosnacek , Casey Schaufler , Alex Deucher , Christian =?ISO-8859-1?Q?K=F6nig?= , David Airlie , Simona Vetter , Sumit Semwal , Eric Dumazet , Kuniyuki Iwashima , Paolo Abeni , Willem de Bruijn , "David S. 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jfs-discussion@lists.sourceforge.net, ntfs3@lists.linux.dev, ocfs2-devel@lists.linux.dev, devel@lists.orangefs.org, linux-unionfs@vger.kernel.org, apparmor@lists.ubuntu.com, linux-security-module@vger.kernel.org, linux-integrity@vger.kernel.org, selinux@vger.kernel.org, amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org, linaro-mm-sig@lists.linaro.org, netdev@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-fscrypt@vger.kernel.org, linux-xfs@vger.kernel.org, linux-hams@vger.kernel.org, linux-x25@vger.kernel.org, audit@vger.kernel.org, linux-bluetooth@vger.kernel.org, linux-can@vger.kernel.org, linux-sctp@vger.kernel.org, bpf@vger.kernel.org Date: Tue, 03 Mar 2026 11:12:12 -0500 In-Reply-To: References: <20260302-iino-u64-v2-0-e5388800dae0@kernel.org> <20260302-iino-u64-v2-3-e5388800dae0@kernel.org> <7a0165fe39e82a1effd8cce5c2c4e82d6a42cb3a.camel@kernel.org> Autocrypt: addr=jlayton@kernel.org; prefer-encrypt=mutual; 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The audit > > > > subsystem uses unsigned long ino in struct fields, function paramet= ers, > > > > and local variables that store inode numbers from arbitrary filesys= tems. > > > > On 32-bit platforms this truncates inode numbers that exceed 32 bit= s, > > > > which will cause incorrect audit log entries and broken watch/mark > > > > comparisons. > > > >=20 > > > > Widen all audit ino fields, parameters, and locals to u64, and upda= te > > > > the inode format string from %lu to %llu to match. > > > >=20 > > > > Signed-off-by: Jeff Layton > > > > --- > > > > include/linux/audit.h | 2 +- > > > > kernel/audit.h | 9 ++++----- > > > > kernel/audit_fsnotify.c | 4 ++-- > > > > kernel/audit_watch.c | 8 ++++---- > > > > kernel/auditsc.c | 2 +- > > > > 5 files changed, 12 insertions(+), 13 deletions(-) > > >=20 > > > We should also update audit_hash_ino() in kernel/audit.h. It is a > > > *very* basic hash function, so I think leaving the function as-is and > > > just changing the inode parameter from u32 to u64 should be fine. >=20 > ... >=20 > > It doesn't look like changing the argument type will make any material > > difference. Given that it should still work without that change, can we > > leave this cleanup for you to do in a follow-on patchset? >=20 > I would prefer if you made the change as part of the patch, mainly to > keep a patch record of this being related. >=20 Ok, I'll see about factoring that in. > Ideally I'd really like to see kino_t used in the audit code instead > of u64, but perhaps that is done in a later patch that I didn't see. I think I didn't make this clear enough in the cover letter, but kino_t is removed at the end of the series. It's just there to support the change during the interim. If HCH gets his way to do the changes as one big patch, it'll go away entirely. --=20 Jeff Layton