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Date: Thu, 8 Feb 2018 14:48:52 -0500
From: Daniel Micay <>
To: Matthew Wilcox <>
Cc: Jann Horn <>,, 
	Kernel Hardening <>, 
	kernel list <>, 
	"Kirill A. Shutemov" <>
Subject: Re: [RFC] Warn the user when they could overflow mapcount

I guess it could saturate and then switch to tracking the count via an
object pointer -> count mapping with a global lock? Whatever the
solution is should probably be a generic one since it's a recurring

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