Re: [PATCH 00/22] HWPOISON: Intro (v5)

From: Andi Kleen
Date: Mon Jun 15 2009 - 12:59:30 EST


> But then if you
> can't sort the resulting mess out because your patches are too limited
> its not useful yet is it.

With "too limited" you refer to unpoisioning?

Again very slowly:

- If you have a lot of errors you die eventually anyways.
- If you have a very low rate of errors (which is the normal case) you don't
need unpoisioning because the memory lost for each error is miniscule.
- In the case of a hypervisor it's actually not memory lost, but only
guest physical address space, which is plenty on a 64bit system. You can
eventually replace it by readding memory to a guest, but that's unlikely
to be needed.

-Andi
--
ak@xxxxxxxxxxxxxxx -- Speaking for myself only.
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