----------------------------
-What: xtime, wall_to_monotonic
-When: 2.6.36+
-Files: kernel/time/timekeeping.c include/linux/time.h
-Why: Cleaning up timekeeping internal values. Please use
- existing timekeeping accessor functions to access
- the equivalent functionality.
-Who: John Stultz <johnstul@us.ibm.com>
-
-----------------------------
-
What: KVM paravirt mmu host support
When: January 2011
Why: The paravirt mmu host support is slower than non-paravirt mmu, both