Features That Landed So Far For The Linux 3.15 Kernel
- EFI mixed mode support to allow 64-bit Linux kernels to be booted from 32-bit system UEFI firmwares.
- AVX-512 instruction support for future Intel processors.
- AHCI libata improvements.
- Scheduler improvements.
- The mainline Linux kernel can almost be exploited for better performance through link-time optimization support for the kernel.
- Performance and bug-fixes for the Btrfs file-system.
- Many audio/sound improvements.
- ACPI and power management improvements, particularly better support for new hardware and ACPI improvements.
- Support was dropped for old x86 platforms.
- Kernfs is in better shape for other subsystems wishing to utilize this sysfs-derived code.
- Better Windows guest support for KVM virtualization.
- New input device support for the Linux 3.15 kernel, including Sony's DualShock 4 controller for the PlayStation 4.
- Better write performance with the FUSE file-systems in user-space.
- Intel RDSEED support for better randomness.
- EXT4 and XFS file-system updates.
- New media/V4L2 drivers.
- ARM SoC updates.
There's still several more days left to the Linux 3.15 merge window before Linux 3.15-rc1 is declared, including the DRM pull and other interesting merges, so stay tuned for the latest Linux kernel updates on Phoronix.