locking/barriers: Move smp_cond_load_acquire() to asm-generic/barrier.h

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Since all asm/barrier.h should/must include asm-generic/barrier.h the
latter is a good place for generic infrastructure like this.

This also allows archs to override the new smp_acquire__after_ctrl_dep().

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@kernel.org>

...

This commit is contained in:

Peter Zijlstra 2016-06-01 19:23:54 +02:00 • committed by Ingo Molnar

parent 33ac279677

commit 7cb45c0fe9

2 changed files with 39 additions and 37 deletions

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39

include/asm-generic/barrier.h

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37

include/linux/compiler.h

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