This reverts commit cba5dd7f.

Commit cba5dd7f duplicates
/sys/devices/system/cpu/cpu#/node entry.
Commit 657348a0 has already added it.
Signed-off-by: NKusanagi Kouichi <slash@ac.auone-net.jp>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>