On Mon, Nov 21, 2022 at 09:48:18AM -0800, Darrick J. Wong wrote: > Would it be wise to "persist" dquot contents to a (private) tmpfs file > to facilitate incore dquot reclaim? The tmpfs file data can be paged > out, or even punched if all the dquot records in that page go back to > default settings. That seems like a good idea for memory usage, but I think this might also make the code much simpler, as that just requires fairly trivial quota_read and quota_write methods in the shmem code instead of new support for an in-memory quota file.