On Thu, Apr 17, 2014 at 11:03:57AM -0400, Waiman Long wrote: > @@ -48,6 +53,9 @@ > * We can further change the first spinner to spin on a bit in the lock word > * instead of its node; whereby avoiding the need to carry a node from lock > to > * unlock, and preserving API. > + * > + * N.B. The current implementation only supports architectures that allow > + * atomic operations on smaller 8-bit and 16-bit data types. > */
Only for the _Q_PENDING_BITS == 8 case, the other case should still be fine. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
