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SubjectRe: New reliability technique
Pekka Enberg wrote:
> On 2/26/06, Victor Porton <porton@ex-code.com> wrote:
>
>>Isn't it better to double check (especially after such risky things as
>>e.g. software suspend)?
>>
>>We need to check not only for damaged hardware, but also for
>>kernel/modules bugs. For this ECC and cache reliability is useless.
>
>
> What kernel bugs do you want to catch with double-checking free
> memory? For use-after-free, we already have slab poisoning.
>

And for !slab, we unmap kernel virtual addresses with page debugging,
which seems like a better solution.

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