Debian testing just got kenrel 2.6.30. The previous version was 2.6.26.
I will summarize here the new features for the upgrade but only the ones I will find interesting.
- POHMELFS – kernel client for the developed distributed parallel internet filesystem
- DST – network block device storage
- LZMA/BZIP2 kernel image compression. The kernel size is about 10 per cent smaller with bzip2 in comparison to gzip, and about 33 per cent smaller with lzma.
- SR-IOV support – PCI virtualization helper
- Networking: Allowing more than 64k connections and heavily optimize bind(0) time.
- Virtualization: virtio_net: Allow setting the MAC address of the NIC
- Many Bluetooth improvements
- WiMAX (Intel Wireless WiMAX/Wi-Fi Link 5×50 USB/SDIO devices)
- Filesystem freeze (LWN has very technical article about this)
- Support for multiple instances of devpts
- MD: Allow md devices to be created by name, make devices disappear when they are no longer needed
- Xen: add xenfs to allow usermode and Xen interaction
- USB: storage: recognizing and enabling Nokia 5200 cell phones
- Bluetooth: Add suspend/resume support to btusb driver
- Memory management Scalability improvements (technical details on LWN)
- NFS: authenticated deep mounting
- Port redirection support for TCP
- gre: Add Transparent Ethernet Bridging
- Support discard requests on SSD devices to improve wear-leveling
- Add generic ATA/ATAPI disk driver
- Multiqueue networking
- ftrace, sysprof support – another tracing mechanism for kernel (not related to SystemTap)
- Improved video camera support with the gspca driver. (List of devices is at LWN)
- Add HTC Shift Touchscreen Driver
- Bluetooth: Track status of Simple Pairing mode and remote Simple Pairing mode
- HP iLO driver