K 10 svn:author V 3 alc K 8 svn:date V 27 2004-09-18T04:27:00.000000Z K 7 svn:log V 182 MFC Use atomic ops in pmap_clear_ptes() and pmap_protect() to prevent the loss of a page modified (PG_M) bit in a race between processors. Approved by: re (scottl) PR: i386/61852 END