> > > This change causes the memory access of the "easy" spin-loop portion > > > to be more agressive: after the REP; NOP we'd not do the 'easy-loop' > > > with a simple CMPB, but we'd re-attempt the atomic op. > > > > It looks as if this is going to overflow of the lock counter, no? > > hm, what do you mean? There's no lock counter. I mean, the repeated calls to decb will pretty soon make lock->slock wrap around. Miklos - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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