On Sun, 2023-12-24 at 18:29 +0100, Roland Mainz wrote: > Hi! > > ---- > > Are there any known issues with NFSv4.1 mandatory locking nfsd code in > the Linux 5.10.0-22-rt-amd64 kernel (technically the Debian Bullseye > RT kernel) ? Is there any kernel or NFS test suite module which covers > NFSv4.1 client mandatory locking ? > Linux doesn't support mandatory locking at all since 2021 [1]. The Linux NFS client and server therefore do not support v4.1 mandatory locking. -- Jeff Layton <jlayton@xxxxxxxxxx>