>> - AFAIK support for RFC8276 in NFS (only version 4.2) server is since kernel 5.9, right? NFS client supports these as well? >> - The patches below implements the feature in both, nfs client AND server, right? > Client only. Right, but then it will be only useful if we use non-linux based NFS server right? I mean simply: 1. $ stat /tmp/foo.txt --> shows birth date 2. # exportfs \*/tmp 3. # mount 127.0.0.1:/tmp /mnt 4. $ stat /mnt/foo.txt --> no birth date shown Legal Disclaimer: This e-mail communication (and any attachment/s) is confidential and contains proprietary information, some or all of which may be legally privileged. It is intended solely for the use of the individual or entity to which it is addressed. Access to this email by anyone else is unauthorized. If you are not the intended recipient, any disclosure, copying, distribution or any action taken or omitted to be taken in reliance on it, is prohibited and may be unlawful.