Messages in this thread | | | Date | Thu, 20 Aug 2015 09:56:11 +0200 | From | Michal Hocko <> | Subject | Re: [PATCH v7 3/6] mm: Introduce VM_LOCKONFAULT |
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On Wed 19-08-15 17:33:45, Eric B Munson wrote: [...] > The group which asked for this feature here > wants the ability to distinguish between LOCKED and LOCKONFAULT regions > and without the VMA flag there isn't a way to do that.
Could you be more specific on why this is needed?
> Do we know that these last two open flags are needed right now or is > this speculation that they will be and that none of the other VMA flags > can be reclaimed?
I do not think they are needed by anybody right now but that is not a reason why it should be used without a really strong justification. If the discoverability is really needed then fair enough but I haven't seen any justification for that yet.
-- Michal Hocko SUSE Labs
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