Messages in this thread | | | Subject | Re: [git pull] core, x86: make LIST_POISON less deadly | From | Andi Kleen <> | Date | Mon, 14 Jul 2008 20:35:05 +0200 |
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Linus Torvalds <torvalds@linux-foundation.org> writes: > > Why not pick something that is *guaranteed* to fault? The above looks like > any future setup that supports 41 bits of addressing and has extended the > page tables (yes, it will happen eventually) will find that to be a > perfectly valid address?
When that happens then it will be either unmapped (and fault anyways) or the kernel has to be changed to 5 level page tables first and then surely the poison value could change too.
-Andi
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