Revert "kernel:sched: LOAD_FREQ (4*HZ+61) avoids loadavg Moire"

This reverts commit 1a57319844ea26085eab4489f52caaf54ba905d7.

This commit completly kills loadavg, flying through the roof (>100)
Backporting samsung's f2fs filesystem on Linux 3.0.y
Merge branch 'odroid-3.0.y-f2fs' into odroid-3.0.y
Merge pull request #16 from zehome/odroid-3.0.y

Backport of f2fs (from 3.8 rc4) on odroid-3.0.y