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

* Upstream audio bug fixes from v3.6 (LP: #1018262, #1040077, #1034779, #1021192, #1006089, #996611, #997227, #1038651)
* fs: d_revalidate methods may be passed a NULL nameidata (LP: #1038075)
* drm/vmwgfx: add MODULE_DEVICE_TABLE so vmwgfx loads at boot (LP: #1039157)
* Enable CONFIG_DEVPTS_MULTIPLE_INSTANCES for highbank (LP: #1038259)
* wlcore: Declare MODULE_FIRMWARE usage (LP: #1042918)
* Input: wacom – add support to Cintiq 22HD (LP: #1043733)
* asus-nb-wmi: add some video toggle keys (LP: #1022427)

The full changelog can be seen at:

https://launchpad.net/ubuntu/+source/linux/3.5.0-14.15