On Tue, 18 Feb 2025 at 11:04, Luis Henriques <luis@xxxxxxxxxx> wrote: > The problem I'm trying to solve is that, if a filesystem wants to ask the > kernel to get rid of all inodes, it has to request the kernel to forget > each one, individually. The specific filesystem I'm looking at is CVMFS, > which is a read-only filesystem that needs to be able to update the full > set of filesystem objects when a new generation snapshot becomes > available. Yeah, we talked about this use case. As I remember there was a proposal to set an epoch, marking all objects for "revalidate needed", which I think is a better solution to the CVMFS problem, than just getting rid of unused objects. Thanks, Miklos