linux-kernel - Re: [PATCH] filelock: move file locking definitions to separate header file

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Message-ID: <0c6a44ff-409e-99b2-eaa9-fd6e87a9e104@linux.alibaba.com>
Date:   Tue, 22 Nov 2022 09:51:35 +0800
From:   Joseph Qi <joseph.qi@...ux.alibaba.com>
To:     Jeff Layton <jlayton@...nel.org>, Mark Fasheh <mark@...heh.com>,
        Joel Becker <jlbec@...lplan.org>
Cc:     hch@....de, linux-kernel@...r.kernel.org,
        v9fs-developer@...ts.sourceforge.net,
        linux-afs@...ts.infradead.org, linux-fsdevel@...r.kernel.org,
        ceph-devel@...r.kernel.org, linux-cifs@...r.kernel.org,
        samba-technical@...ts.samba.org, cluster-devel@...hat.com,
        linux-nfs@...r.kernel.org, ocfs2-devel@....oracle.com,
        devel@...ts.orangefs.org, linux-xfs@...r.kernel.org
Subject: Re: [PATCH] filelock: move file locking definitions to separate
 header file

Hi,

On 11/21/22 4:59 AM, Jeff Layton wrote:
> The file locking definitions have lived in fs.h since the dawn of time,
> but they are only used by a small subset of the source files that
> include it.
> 
> Move the file locking definitions to a new header file, and add the
> appropriate #include directives to the source files that need them. By
> doing this we trim down fs.h a bit and limit the amount of rebuilding
> that has to be done when we make changes to the file locking APIs.
> 
> Signed-off-by: Jeff Layton <jlayton@...nel.org>
> ---
>  fs/9p/vfs_file.c          |   1 +
>  fs/afs/internal.h         |   1 +
>  fs/attr.c                 |   1 +
>  fs/ceph/locks.c           |   1 +
>  fs/cifs/cifsfs.c          |   1 +
>  fs/cifs/cifsglob.h        |   1 +
>  fs/cifs/cifssmb.c         |   1 +
>  fs/cifs/file.c            |   1 +
>  fs/cifs/smb2file.c        |   1 +
>  fs/dlm/plock.c            |   1 +
>  fs/fcntl.c                |   1 +
>  fs/file_table.c           |   1 +
>  fs/fuse/file.c            |   1 +
>  fs/gfs2/file.c            |   1 +
>  fs/inode.c                |   1 +
>  fs/ksmbd/smb2pdu.c        |   1 +
>  fs/ksmbd/vfs.c            |   1 +
>  fs/ksmbd/vfs_cache.c      |   1 +
>  fs/lockd/clntproc.c       |   1 +
>  fs/lockd/netns.h          |   1 +
>  fs/locks.c                |   1 +
>  fs/namei.c                |   1 +
>  fs/nfs/nfs4_fs.h          |   1 +
>  fs/nfs_common/grace.c     |   1 +
>  fs/nfsd/netns.h           |   1 +
>  fs/ocfs2/locks.c          |   1 +
>  fs/ocfs2/stack_user.c     |   1 +

Seems it misses the related changes in:
fs/ocfs2/stackglue.c

Thanks,
Joseph

>  fs/open.c                 |   1 +
>  fs/orangefs/file.c        |   1 +
>  fs/proc/fd.c              |   1 +
>  fs/utimes.c               |   1 +
>  fs/xattr.c                |   1 +
>  fs/xfs/xfs_buf.h          |   1 +
>  fs/xfs/xfs_file.c         |   1 +
>  fs/xfs/xfs_inode.c        |   1 +
>  include/linux/filelock.h  | 428 ++++++++++++++++++++++++++++++++++++++
>  include/linux/fs.h        | 421 -------------------------------------
>  include/linux/lockd/xdr.h |   1 +
>  38 files changed, 464 insertions(+), 421 deletions(-)
>  create mode 100644 include/linux/filelock.h
> 
> Unless anyone has objections, I'll plan to merge this in via the file
> locking tree for v6.3. I'd appreciate Acked-bys or Reviewed-bys from
> maintainers, however.
>