1. 243412b um/x86: merge (and trim) 32- and 64-bit variants of ptrace.h by Al Viro · 13 years ago
  2. 5c48b10 um: take arch/um/sys-x86 to arch/x86/um by Al Viro · 14 years ago[Renamed from arch/um/sys-x86/asm/elf.h]
  3. 27f85f1 um: merge arch/um/sys-{i386,x86_64}/asm by Al Viro · 14 years ago