And also most likely the cause of the funky audio problems on the K3.
If someone here intends to re-build that kernel, they really should find and backport the fix for the "HZ problem" on ARM.
The Linux-2.6 repo at this site would be a good place to start looking (or bi-secting):
http://git.freescale.com/git/
Perhaps its this one -
http://git.freescale.com/git/cgit.cg...67d0649ee56ff2
Or something else on this page (mostly all engineering changes):
http://git.freescale.com/git/cgit.cg...6.31&showmsg=1