Documentation/memory-barriers.txt: Clarify release/acquire ordering
This commit fixes a couple of typos and clarifies what happens when the CPU chooses to execute a later lock acquisition before a prior lock release, in particular, why deadlock is avoided. Reported-by: Peter Hurley <peter@hurleysoftware.com> Reported-by: James Bottomley <James.Bottomley@HansenPartnership.com> Reported-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
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