SL_FLUSH_ON_DISABLED_WRITECACHE
(sl->sl_flags & SL_FLUSH_ON_DISABLED_WRITECACHE)) || fua_bit) {
(sl->sl_flags & SL_FLUSH_ON_DISABLED_WRITECACHE)) {
sl->sl_flags |= SL_FLUSH_ON_DISABLED_WRITECACHE;
sl->sl_flags &= ~SL_FLUSH_ON_DISABLED_WRITECACHE;
sl->sl_flags |= SL_FLUSH_ON_DISABLED_WRITECACHE;