Paul Murphy 72f1463df8 powerpc: Fix usage of elision transient failure adapt param ...

The skip_lock_out_of_tbegin_retries adaptive parameter was
not being used correctly, nor as described.  This prevents
a fallback for all users of the lock if a transient abort
occurs within the accepted number of retries.

	[BZ #19174]
	* sysdeps/powerpc/nptl/elide.h (__elide_lock): Fix usage of
	.skip_lock_out_of_tbegin_retries.
	* sysdeps/unix/sysv/linux/powerpc/elision-lock.c
	(__lll_lock_elision): Likewise, and respect a value of
	try_tbegin <= 0.

2015-10-27 17:27:41 -02:00

..

linux

powerpc: Fix usage of elision transient failure adapt param

2015-10-27 17:27:41 -02:00