Thanks, and sorry for my noobishness.
Marcus
http://sources.gentoo.org/viewcvs.py/linux-patches/genpatches-2.6/tags/
--
Eray
It uses a tarball and patches:
$$ ( cd /usr/portage/distfiles ; ls -l *2.6.31* )
... 114701 2009-11-07 17:37 genpatches-2.6.31-6.base.tar.bz2
... 24961 2009-11-07 17:37 genpatches-2.6.31-6.extras.tar.bz2
... 139031 2009-11-16 14:50 genpatches-2.6.31-7.base.tar.bz2
... 24961 2009-11-16 14:50 genpatches-2.6.31-7.extras.tar.bz2
... 61494822 2009-09-12 20:14 linux-2.6.31.tar.bz2
In addition to the link Eray posted, you can also always check
/usr/portage/sys-kernel/gentoo-sources/ChangeLog
Marcus
Marcus