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 2c41YKNQ 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Did we document all this? :) > > > > It'd be good to be super explicit about these sorts of 'dependency chains'. > > > > Documentation/admin-guide/mm/transhuge.rst has under "Global THP controls" > quite some stuff about all that, yes. > > The whole document needs an overhaul, to clarify on the whole terminology, > make it consistent, and better explain how the pagecache behaves etc. On my > todo list, but I'm afraid it will be a bit of work to get it right / please > most people. Yes, the whole thing is making me grumpy (more than my default state). The more I think about it, the more I don't like the prctl approach either... I more than dislike flags2... I hate it. but no prctl, no cgroups, no bpf.. what is left? A new policy groups thing? No, not that either, please. To state the obvious, none of this is transparent. Regards, Liam