PAGE_POISON 933 drivers/virtio/virtio_balloon.c memset(&poison_val, PAGE_POISON, sizeof(poison_val)); PAGE_POISON 46 mm/page_poison.c memset(addr, PAGE_POISON, PAGE_SIZE); PAGE_POISON 75 mm/page_poison.c start = memchr_inv(mem, PAGE_POISON, bytes); PAGE_POISON 80 mm/page_poison.c if (*end != PAGE_POISON) PAGE_POISON 86 mm/page_poison.c else if (start == end && single_bit_flip(*start, PAGE_POISON))