Among the many features are:
- Radeon graphics performance improvements on the open-source driver.
- Many Intel graphics driver changes, including the Haswell and Valley View work for their upcoming hardware.
- DMA-BUF work coming together.
- The ASpeed KMS driver.
- The Matrox KMS driver.
- Cirrus QEMU KMS driver for virtualization.
- Radeon HD 6000 series HDMI audio support.
- Various other DRM/KMS graphics-related changes.
Aside from graphics, there is:
- Creative Sound Core3D support, which is the latest-generation Creative audio processors succeeding the Sound Blaster X-Fi hardware.
- Xonar DGX support and other audio-related enhancements.
- Many kernel input support improvements.
- ARM improvements.
- CRC32 meta-data support for EXT4 file-systems.
- ACPI updates.
- Minor Btrfs improvements.
- CoDel packet scheduler.
Expect the Linux 3.5 kernel to be officially released this week or next.