=========== Test matrix =========== rusage002: do_mmap(),/dev/shm with --mpol_shm_premap,pre-page->get_page(),st->set_pte()->munmap()->clear_range() [OK] rusage003: do_mmap(),/dev/shm without --mpol_shm_premap,pre-page->get_page(),st->set_pte()->munmap()->clear_range() [OK] rusage010: app->mmap() 2M,anon,pre-page ->set_range()->munmap()->free_process_memory_range()->clear_range()[OK] rusage008: sharing file-map page fork()->filemap->pf->clear_range() [OK] rusage009: sharing shmget() page fork()->shmat()->pf->clear_range() [OK] rusage011: sharing xpmem page fork()->xpmem_attach()->pf->clear_range() [OK] device file (ib ping-pong) in verbs directory devobj()->get_page()->pf->munmap()->clear_range() [OK] remote page fault->cow->clear_range() [OK] ld-linux.so->mmap private->cow->clear_range() [OK]