Lines Matching full:_mapcount
227 atomic_t _mapcount; /* Count of ptes mapped in mms,
599 * The atomic page->_mapcount, like _count, starts from -1:
605 atomic_set(&(page)->_mapcount, -1);
610 return atomic_read(&(page)->_mapcount) + 1;
618 return atomic_read(&(page)->_mapcount) >= 0;
