We have uploaded a new Quantal linux kernel. The most notable changes are as follows:

* Updated AppArmor patch set (LP:978038, LP:987371, LP:955892)
* Build in CONFIG_XEN_ACPI_PROCESSOR=y
* Enable CONFIG_NET_DSA=m (LP:1004148)
* dell-laptop: rfkill blacklist Dell XPS 13z, 15 (LP:901410)
* async_populate_rootfs: fix build warnings (LP:1003417)
* Include include/generated/compile.h (LP:942569)
* Fix up postinst to ensure we know which error is which (LP: 1002388)

The full changelog can be seen at:

https://launchpad.net/ubuntu/+source/linux/3.4.0-3.8