[coreboot-gerrit] Patch merged into coreboot/master: 7346834 lib: Add log2 ceiling function

the following patch was just integrated into master:
commit 734683460d29c21862e2713f40c80bea1995d827
Author: Alexandru Gagniuc 
Date:   Mon Jan 13 00:49:49 2014 -0600

lib: Add log2 ceiling function

Change-Id: Ifb41050e729a0ce314e4d4918e46f82bc7e16bed
    Signed-off-by: Alexandru Gagniuc

See http://review.coreboot.org/4684 for details.

-gerrit