Add minor explanatory comment.

2011-12-17 10:07:24 -06:00 · 2011-12-17 10:07:24 -06:00 · 0f00a7d444
parent a0d0c7575c
commit 0f00a7d444
1 changed files with 1 additions and 1 deletions
--- a/lib/process_shared/mutex.rb
+++ b/lib/process_shared/mutex.rb
@ -68,7 +68,7 @@ module ProcessShared
        if @locked_by.get_int(0) > 0
          false                 # was locked
        else
-          @sem.wait
+          @sem.wait             # should return immediately
          self.locked_by = ::Process.pid
          true
        end