On Thu, 8 Feb 2024 15:26:06 +0900 Byungchul Park <byungchul@xxxxxx> wrote: > This is a preparation for migrc mechanism that frees folios at a better The term "migrc" appears in various places but I don't think we're told what is actually means? > time later, rather than the moment migrating folios. The folios freed by > migrc are too old to keep in pcp. How do we define "too old" and what causes you to believe this is the case?