Messages in this thread | | | Date | Tue, 29 Aug 2006 11:00:17 +1000 | From | Paul Mackerras <> | Subject | Re: Why Semaphore Hardware-Dependent? |
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Andi Kleen writes:
> > That's fair enough, but I would be opposed to > > making semaphores bigger > > If the code was out of lined bigger wouldn't make much difference
I was referring to the data size not the code size.
> That would leave the fast path, but does it help that much there > to have a more complicated implementation?
The implementation of the fast path is basically atomic_inc/dec. Nothing more complicated.
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