We have uploaded a new Quantal linux kernel to quantal-proposed. Please note the ABI Bump. The most notable changes are as follows:

* brcmsmac driver updates
* apple-gmux driver updates
* installing omapdrm specific headers for external drivers (LP: #1038846)
* x86/mm: Fix 64bit size of mapping tables (LP: #1022561)
* fix for CVE-2012-3412 (LP: #1037456)
* mei: add mei_quirk_probe function (LP: #1041164)
* mutex: Place lock in contended state after fastpath_lock failure (LP: #1041114)

The full changelog can be seen at: