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SubjectRe: [kernel-hardening] Re: Add overflow protection to kref
On Fri, Feb 17, 2012 at 11:37:19PM +0400, Vasiliy Kulikov wrote:
> pattern, otherwise it is not a true refcounter :) It should be straightforward to
> move to kref.
>
>
> Moving to atomic64_t is attractive, but:
>
> 1) we still should find all atomic_t refcounters. Why not move to kref then?
>
> 2) what to do with architectures-loosers?
There is lib/atomic64.c but with a static hashed array of raw_spinlocks.

>
> Thanks,
>
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> Vasiliy Kulikov
> http://www.openwall.com - bringing security into open computing environments
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