K 10 svn:author V 7 attilio K 8 svn:date V 27 2009-10-03T15:02:55.009139Z K 7 svn:log V 210 When releasing a lockmgr held in shared way we need to use a write memory barrier in order to avoid, on architectures which doesn't have strong ordered writes, CPU instructions reordering. Diagnosed by: fabio END