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Avoid a needless locking in sp_search()
authorMarco Costalba <mcostalba@gmail.com>
Mon, 19 Oct 2009 06:44:06 +0000 (07:44 +0100)
committerMarco Costalba <mcostalba@gmail.com>
Mon, 19 Oct 2009 06:47:18 +0000 (07:47 +0100)
Only in less then 2% of cases we have a new sp->bestValue,
so check before to lock and save a costly locking
most of the times.

Patch suggested by Joona.

No functional search.

Signed-off-by: Marco Costalba <mcostalba@gmail.com>

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