Re: [Cluster-devel] [PATCH v3 2/2] fs: remove mandatory file locking support

2021-08-23 Thread Guenter Roeck
On Fri, Aug 20, 2021 at 12:39:19PM -0400, Jeff Layton wrote: > We added CONFIG_MANDATORY_FILE_LOCKING in 2015, and soon after turned it > off in Fedora and RHEL8. Several other distros have followed suit. > > I've heard of one problem in all that time: Someone migrated from an > older distro that

Re: [Cluster-devel] [PATCH v3 2/2] fs: remove mandatory file locking support

2021-08-20 Thread Al Viro
On Fri, Aug 20, 2021 at 12:39:19PM -0400, Jeff Layton wrote: > diff --git a/fs/locks.c b/fs/locks.c > @@ -2857,8 +2744,7 @@ static void lock_get_status(struct seq_file *f, struct > file_lock *fl, > seq_puts(f, "POSIX "); > > seq_printf(f, " %s ", > -

[Cluster-devel] [PATCH v3 2/2] fs: remove mandatory file locking support

2021-08-20 Thread Jeff Layton
We added CONFIG_MANDATORY_FILE_LOCKING in 2015, and soon after turned it off in Fedora and RHEL8. Several other distros have followed suit. I've heard of one problem in all that time: Someone migrated from an older distro that supported "-o mand" to one that didn't, and the host had a fstab entry