These options do not used by any supported arch, so disable them by
default to make arch configs a bit more clean.
Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Only one arch (x86_64) enables this option. So disable
ARCH_WANTS_THP_SWAP by default and remove referencies to it from all
configs (except x86_64) to make them clean.
Signed-off-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
This is based on the code for kernel 4.9, but a lot of 4.9 patches are
backports from more recent kernel version and can be removed now.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>