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Message-ID: <20210820140903.GA18096@fieldses.org>
Date: Fri, 20 Aug 2021 10:09:03 -0400
From: "J. Bruce Fields" <bfields@...ldses.org>
To: Jeff Layton <jlayton@...nel.org>
Cc: torvalds@...ux-foundation.org, linux-fsdevel@...r.kernel.org,
linux-kernel@...r.kernel.org, ebiederm@...ssion.com,
david@...hat.com, willy@...radead.org, linux-nfs@...r.kernel.org,
viro@...iv.linux.org.uk, linux-doc@...r.kernel.org,
v9fs-developer@...ts.sourceforge.net,
linux-afs@...ts.infradead.org, cluster-devel@...hat.com,
ocfs2-devel@....oracle.com, linux-mm@...ck.org,
akpm@...ux-foundation.org, luto@...nel.org, w@....eu,
rostedt@...dmis.org
Subject: Re: [PATCH v2 0/2] fs: remove support for mandatory locking
On Fri, Aug 20, 2021 at 09:57:05AM -0400, Jeff Layton wrote:
> The first patch in this series adds a new warning that should pop on
> kernels have mandatory locking enabled when someone mounts a filesystem
> with -o mand. The second patch removes support for mandatory locking
> altogether.
>
> What I think we probably want to do is apply the first to v5.14 before
> it ships and allow the new warning to trickle out into stable kernels.
> Then we can merge the second patch in v5.15 to go ahead and remove it.
>
> Sound like a plan?
Sounds good to me.--b.
>
> Jeff Layton (2):
> fs: warn about impending deprecation of mandatory locks
> fs: remove mandatory file locking support
>
> .../filesystems/mandatory-locking.rst | 188 ------------------
> fs/9p/vfs_file.c | 12 --
> fs/Kconfig | 10 -
> fs/afs/flock.c | 4 -
> fs/ceph/locks.c | 3 -
> fs/gfs2/file.c | 3 -
> fs/locks.c | 116 +----------
> fs/namei.c | 4 +-
> fs/namespace.c | 31 +--
> fs/nfs/file.c | 4 -
> fs/nfsd/nfs4state.c | 13 --
> fs/nfsd/vfs.c | 15 --
> fs/ocfs2/locks.c | 4 -
> fs/open.c | 8 +-
> fs/read_write.c | 7 -
> fs/remap_range.c | 10 -
> include/linux/fs.h | 84 --------
> mm/mmap.c | 6 -
> mm/nommu.c | 3 -
> 19 files changed, 20 insertions(+), 505 deletions(-)
> delete mode 100644 Documentation/filesystems/mandatory-locking.rst
>
> --
> 2.31.1
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