1. bb89855 x86, um: ... and asm-x86 move by Al Viro · 16 years ago[Renamed from include/asm-x86/pvclock-abi.h]
  2. 77ef50a x86: consolidate header guards by Vegard Nossum · 16 years ago
  3. 7af192c x86: Add structs and functions for paravirt clocksource by Gerd Hoffmann · 16 years ago