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

[James Morris]

> > +		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
<jmorris@xxxxxxxxxx>


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