From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2F229327BFB; Wed, 4 Mar 2026 21:41:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772660508; cv=none; b=Sw+pyDYSj5GGyKQkh5PJeOWD5VmG87070nFTyihXeVoAmnxEjU3wcvp37vxTqwTTmxGU++tGIPesOxd1b7JixuRdvuf1j4gWqeB4FZf4ENZ9n0eeQSSTmQr/wCdQChvDlFbA5kY6tmcaIE8ZbEbj42ydFYCAGTSebHjuhEI2gAE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772660508; c=relaxed/simple; bh=PV67OS/91fsa6EbIf+u5pJQmbMnqcMaw7mOqQaMZtc4=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=lfld2e8/PbdfaAtjfigBPh7E9dFW1n7G05AkucJry/6w46kgIFNyvq8Ec74bhrTMwT2u9Fs/hHRofFqKVS5l0aZXWocJDGl6q3qSWRzXAzvRXgGgyISAtQ65Mjbz52nMmgXXLwGijR+1/0Kp5egn+4O2VOcNn5aQK2iGIdfrkCc= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WOy+ahU5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WOy+ahU5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BFDDDC4CEF7; Wed, 4 Mar 2026 21:41:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772660507; bh=PV67OS/91fsa6EbIf+u5pJQmbMnqcMaw7mOqQaMZtc4=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=WOy+ahU5UARQ0yTbDyVVAn1fSlv8RpYZwjPT+Gigf4F6vtlQM47BUEAaHpPl28jTi zijTiFmnsokrQhTEwusFFZyPjXjLpzptmexKVrqiO7zalnrs6jCk/4Dtvo7p2Wi1b1 deFntjfjHaMPD1GtY9aIYLocTQHgNd9upu9na/Ju2G9Ir6nNYqwGJRWtco86cB0/5r uO2UQtHfq4CG7HDfigIocItuDJOTEaZae9H5bHTqKAx9IDkUJuakGJN2s0X8q9pydZ YUjxavtU51Dm29ViV1Ch1zVWrQIQ2z11hjkuPtHX/LzHUzaMqMA8RcsW3Ko5J8lxOB JCi7YwgNkSxnQ== Message-ID: Date: Thu, 5 Mar 2026 06:41:21 +0900 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 12/12] treewide: change inode->i_ino from unsigned long to u64 To: Jeff Layton , Alexander Viro , Christian Brauner , Jan Kara , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , Dan Williams , 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 , Naohiro Aota , Johannes Thumshirn , John Johansen , Paul Moore , James Morris , "Serge E. Hallyn" , Mimi Zohar , Roberto Sassu , Dmitry Kasatkin , Eric Snowberg , Fan Wu , Stephen Smalley , Ondrej Mosnacek , Casey Schaufler , Alex Deucher , =?UTF-8?Q?Christian_K=C3=B6nig?= , David Airlie , Simona Vetter , Sumit Semwal , Eric Dumazet , Kuniyuki Iwashima , Paolo Abeni , Willem de Bruijn , "David S. Miller" , Jakub Kicinski , Simon Horman , Oleg Nesterov , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , "Darrick J. Wong" , Martin Schiller , Eric Paris , Joerg Reuter , Marcel Holtmann , Johan Hedberg , Luiz Augusto von Dentz , Oliver Hartkopp , Marc Kleine-Budde , David Ahern , Neal Cardwell , Steffen Klassert , Herbert Xu , Remi Denis-Courmont , Marcelo Ricardo Leitner , Xin Long , Magnus Karlsson , Maciej Fijalkowski , Stanislav Fomichev , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , John Fastabend Cc: linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, nvdimm@lists.linux.dev, fsverity@lists.linux.dev, linux-mm@kvack.org, netfs@lists.linux.dev, linux-ext4@vger.kernel.org, linux-f2fs-devel@lists.sourceforge.net, linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org, samba-technical@lists.samba.org, linux-nilfs@vger.kernel.org, v9fs@lists.linux.dev, linux-afs@lists.infradead.org, autofs@vger.kernel.org, ceph-devel@vger.kernel.org, codalist@coda.cs.cmu.edu, ecryptfs@vger.kernel.org, linux-mtd@lists.infradead.org, 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 References: <20260304-iino-u64-v3-0-2257ad83d372@kernel.org> <20260304-iino-u64-v3-12-2257ad83d372@kernel.org> Content-Language: en-US From: Damien Le Moal Organization: Western Digital Research In-Reply-To: <20260304-iino-u64-v3-12-2257ad83d372@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 3/5/26 00:32, Jeff Layton wrote: > On 32-bit architectures, unsigned long is only 32 bits wide, which > causes 64-bit inode numbers to be silently truncated. Several > filesystems (NFS, XFS, BTRFS, etc.) can generate inode numbers that > exceed 32 bits, and this truncation can lead to inode number collisions > and other subtle bugs on 32-bit systems. > > Change the type of inode->i_ino from unsigned long to u64 to ensure that > inode numbers are always represented as 64-bit values regardless of > architecture. Update all format specifiers treewide from %lu/%lx to > %llu/%llx to match the new type, along with corresponding local variable > types. > > This is the bulk treewide conversion. Earlier patches in this series > handled trace events separately to allow trace field reordering for > better struct packing on 32-bit. > > Signed-off-by: Jeff Layton For the zonefs bits: Acked-by: Damien Le Moal -- Damien Le Moal Western Digital Research