git status complains of untracked (generated) files in arch/x86/boot..

# Untracked files:
# (use "git add ..." to include in what will be committed)
#
# ../../arch/x86/boot/compressed/mkpiggy
# ../../arch/x86/boot/compressed/piggy.S
# ../../arch/x86/boot/compressed/vmlinux.lds
# ../../arch/x86/boot/voffset.h
# ../../arch/x86/boot/zoffset.h

..so adjust .gitignore files accordingly.

Signed-off-by: Mike Galbraith
Signed-off-by: H. Peter Anvin