K 10 svn:author V 3 kib K 8 svn:date V 27 2011-04-08T21:26:50.150267Z K 7 svn:log V 297 Disable local interrupts before testing the PCB_FULL_IRET flag. Thread might be preempted after testing, which causes the flag to be cleared. If ast was not delivered, we will do sysret with potentially wrong fs/gs bases. Reviewed by: jhb, jkim MFC after: 1 week (together with r220430, r220452) END