I could not find another post on this on our forum, albeit I concede I may have missed such.
I note phoronix has an article that the next GNU/Linux kernel is to be Linux-4.0 :
http://www.phoronix.com/scan.php?page=news_item&px=Linux-4.0-rc1-Kernel-Released
and Phoronix list some of the new planned features:
[INDENT=2]DRM / Graphics Drivers:
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The AMD Radeon driver finally has DisplayPort audio support.
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The Radeon driver also has better fan control support and other improvements.
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The AMDKFD HSA kernel driver has basic work towards Carrizo/VI APU support.
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The Intel DRM driver has many improvements throughout and basic Intel Skylake support should now be working.
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The Nouveau DRM driver has GK20A re-clocking support and other improvements.
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Freedreno’s MSM driver has Embedded DisplayPort support, YUV support for newer hardware, and various other changes.
File-Systems / Disk Drives:
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pNFS block server support and it’s currently supported by the XFS file-system. This feature has been a long-time coming for mainline.
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Handling of multiple read-only layers for the OverlayFS.
Processors:
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Numerous new ARM platforms are now enabled for this next Linux kernel release.
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A new AMD ACPI driver and Skylake P-State support, among other power management and ACPI improvements.
Other Hardware:
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Bootloader improvements for the Sony PlayStation 3 with Linux.
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TPM 2.0 support for Trusted Computing.
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Better Logitech HID++ support.
[/INDENT]
and of course, there is more than just the above.