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DKIM_TRACE(0.00)[uoguelph.ca:+]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RWL_MAILSPIKE_POSSIBLE(0.00)[40.107.115.41:from] X-ThisMailContainsUnwantedMimeParts: N Hi,=0A= =0A= At a recent IETF NFSv4 testing event, it was noted that=0A= neither ctime nor va_filerev (called TimeMetadata in NFSv4)=0A= were being updated when a Setextattr or Removeextattr=0A= was being done on a file on ZFS. (Looking at the ZFS code,=0A= this is pretty obviously the case, since ZFS really uses subfiles=0A= and not extended attributes on the file.)=0A= =0A= A Linux wizard says that ctime should be updated, although=0A= there is no POSIX standard. I suspect that FreeBSD's extended=0A= attributes are meant to mimic the Linux ones?=0A= =0A= So, is this a bug that should be fixed in ZFS or something where=0A= the NFS server does a workaround to make the Setxattr/Rmxattr=0A= NFSv4.2 operations work per the RFC?=0A= =0A= rick=0A= ps: It looks like a zfs_tstamp_update_setup() needs to be added=0A= to the ZFS setextattr/removeextattr VOP calls for a ZFS fix,=0A= but I have no idea what the rest of the patch would need to=0A= look like?=0A= =0A=