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[82.69.66.36]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4851884225asm38972555e9.6.2026.03.04.01.30.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 Mar 2026 01:30:35 -0800 (PST) Date: Wed, 4 Mar 2026 09:30:33 +0000 From: David Laight To: NeilBrown Cc: "Jeff Layton" , 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 Subject: Re: [PATCH v2 000/110] vfs: change inode->i_ino from unsigned long to u64 Message-ID: <20260304092559.554ac9a9@pumpkin> In-Reply-To: <177260561903.7472.14075475865748618717@noble.neil.brown.name> References: <20260302-iino-u64-v2-0-e5388800dae0@kernel.org> <1787281.1772535332@warthog.procyon.org.uk> <1c28e34c7167acf4e20c3e201476504135aa44e8.camel@kernel.org> <177260561903.7472.14075475865748618717@noble.neil.brown.name> X-Mailer: Claws Mail 4.1.1 (GTK 3.24.38; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Mailman-Approved-At: Wed, 04 Mar 2026 10:57:55 +0000 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" On Wed, 04 Mar 2026 17:26:59 +1100 NeilBrown wrote: > On Tue, 03 Mar 2026, Jeff Layton wrote: > > On Tue, 2026-03-03 at 10:55 +0000, David Howells wrote: > > > Jeff Layton wrote: > > > > > > > This version splits the change up to be more bisectable. It first adds a > > > > new kino_t typedef and a new "PRIino" macro to hold the width specifier > > > > for format strings. The conversion is done, and then everything is > > > > changed to remove the new macro and typedef. > > > > > > Why remove the typedef? It might be better to keep it. > > > > > > > Why? After this change, internel kernel inodes will be u64's -- full > > stop. I don't see what the macro or typedef will buy us at that point. > > Implicit documentation? > ktime_t is (now) always s64, but we still keep the typedef; > > It would be cool if we could teach vsprintf to understand some new > specifier to mean "kinode_t" or "ktime_t" etc. But that would trigger > gcc warnings. A more interesting one would be something that made gcc re-write the format with the correct 'length modifier' for the parameter. That would save a lot of effort! David > > NeilBrown >