On Fri, 2005-04-08 at 14:53 +1000, Herbert Xu wrote:
> On Fri, Apr 08, 2005 at 08:55:27AM +0400, Evgeniy Polyakov wrote:
> >
> > > > Unfortunately not, that sync is required exactly for return value store.
> > > 
> > > On UP?
> > 
> > Yes, some quotes:
> 
> Yes but what will go wrong on uni-processor MIPS when you don't do the
> sync in atomic_sub_return?

Sync synchornizes cached mamory access,
without it new value may be stored only into cache,
but not into memory.

> Cheers,
-- 
        Evgeniy Polyakov

Crash is better than data corruption -- Arthur Grabowski

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