K 10 svn:author V 3 alc K 8 svn:date V 27 2012-06-11T21:41:16.766417Z K 7 svn:log V 180 Avoid unnecessary atomic operations for clearing PGA_WRITEABLE in pmap_remove_pages(). This reduces pmap_remove_pages()'s running time by 4 to 11% in my tests. MFC after: 1 week END