>> + host_err = nfsd_conflicting_leases(dentry, rqstp); >> + host_err = host_err ?: notify_change(dentry, &size_attr, nfsd_deleg_owner, NULL); > > And then you recall nfsd delegations and delegations held by > (hypothetical) non-nfsd users separately, OK (also ignoring how). > > There are no such users currently, so nfsd could just pass NULL. I don't think so. If we pass NULL (as the owner), when VFS will recall the one nfsd delegation that we want to preserve. ??? NeilBrown
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