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locking/Documentation: Fix a typo of example result

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An example result for data dependent write has a typo.  This commit
fixes the wrong typo.

Signed-off-by: SeongJae Park <sj38.park@gmail.com>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: dhowells@redhat.com
Cc: linux-arch@vger.kernel.org
Cc: will.deacon@arm.com
Link: http://lkml.kernel.org/r/1470939463-31950-3-git-send-email-paulmck@linux.vnet.ibm.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
SeongJae Park 2016-08-11 11:17:42 -07:00 committed by Ingo Molnar
parent d7cab36db8
commit 8b9e771555
1 changed files with 1 additions and 1 deletions
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2
Documentation/memory-barriers.txt
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@ -609,7 +609,7 @@ A data-dependency barrier must also order against dependent writes:
The data-dependency barrier must order the read into Q with the store
into *Q. This prohibits this outcome:
(Q == B) && (B == 4)
(Q == &B) && (B == 4)
Please note that this pattern should be rare. After all, the whole point
of dependency ordering is to -prevent- writes to the data structure, along