This activates CONFIG_SLAB_FREELIST_RANDOM.
This option make the free list less predictable. This makes it harder to
exploit heap based security vulnerabilities.
This adds a little bit more code to the kernel and a small additional
compute overhead.
This option is activated in Debian by default.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
467aa08f8a