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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