Bernard Ogden 4e75751cbb Check value of futex before updating in __lll_timedlock
2014-08-12  Bernard Ogden  <bernie.ogden@linaro.org>

	[BZ #16892]
	* sysdeps/nptl/lowlevellock.h (__lll_timedlock): Use
	atomic_compare_and_exchange_bool_acq rather than atomic_exchange_acq.
2014-08-12 12:57:27 +01:00
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