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SubjectRe: RCU issue with SELinux (Re: SELINUX performance issues)

> > + hvalue = atomic_inc_return(&avc_cache.lru_hint) % AVC_CACHE_SLOTS;

atomic_inc_return() is not implemented on ia32 or x86-64. Is there a
workaround, or do we need to implement it? (Andi Kleen suggested using
the xadd instruction and altinstructions for i386).

- James
James Morris

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