Re: [PATCH v2 002/110] vfs: widen inode hash/lookup functions to u64

Jan Kara <[email protected]> Tue, 3 Mar 2026 11:59:27 +0100
Newsgroups gmane.linux.file-systems.f2fs,gmane.comp.video.dri.devel,gmane.linux.hams,gmane.comp.file-systems.ceph.devel,gmane.linux.kernel,gmane.linux.kernel.perf.user,gmane.linux.drivers.video-input-infrastructure,gmane.linux.kernel.cifs,gmane.comp.file-systems.nilfs.user,gmane.comp.file-systems.coda.general,gmane.linux.can,gmane.linux.drivers.mtd,gmane.comp.freedesktop.amd-gfx,gmane.linux.kernel.autofs,gmane.linux.nfs,gmane.comp.file-systems.ext4,gmane.linux.kernel.mm,gmane.network.samba.internals,gmane.linux.network,gmane.linux.file-systems,gmane.linux.kernel.bpf,gmane.comp.file-systems.ecryptfs.general,gmane.linux.file-systems.union,gmane.linux.x25,gmane.linux.bluez.kernel,gmane.comp.security.apparmor,gmane.linux.kernel.lsm
Message-ID <o5ksne7mgzpbnevfepfgugnmniimpalg2z67qjnnfhhu5kd7fz@zeif2ihe6jws>
On Mon 02-03-26 15:23:46, Jeff Layton wrote:
> Change the inode hash/lookup VFS API functions to accept u64 parameters
> instead of unsigned long for inode numbers and hash values. This is
> preparation for widening i_ino itself to u64, which will allow
> filesystems to store full 64-bit inode numbers on 32-bit architectures.
> 
> Since unsigned long implicitly widens to u64 on all architectures, this
> change is backward-compatible with all existing callers.
> 
> In dump_mapping(), change the local ino variable to kino_t and use the
> PRIino format macro, since this variable holds an i_ino value. In
> init_special_inode(), also switch to PRIino.
> 
> Signed-off-by: Jeff Layton <[email protected]>

Looks good. Feel free to add:

Reviewed-by: Jan Kara <[email protected]>

								Honza
-- 
Jan Kara <[email protected]>
SUSE Labs, CR