AS_MM_ALL_LOCKS 3494 mm/mmap.c if (!test_bit(AS_MM_ALL_LOCKS, &mapping->flags)) { AS_MM_ALL_LOCKS 3504 mm/mmap.c if (test_and_set_bit(AS_MM_ALL_LOCKS, &mapping->flags)) AS_MM_ALL_LOCKS 3611 mm/mmap.c if (test_bit(AS_MM_ALL_LOCKS, &mapping->flags)) { AS_MM_ALL_LOCKS 3617 mm/mmap.c if (!test_and_clear_bit(AS_MM_ALL_LOCKS,