Update locking table, based on changes in r173444:  - Have SPIN / want SPIN adds the "Recursion is defined per lock" footnote.  - Have sx / want Slp & have sx / want rw changed from no to ok.
Update locking table, based on changes in r173444:
 - Have SPIN / want SPIN adds the "Recursion is defined per lock" footnote.
 - Have sx / want Slp & have sx / want rw changed from no to ok.

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