Linux 3.16.42 LTS improves support for the ARC, ARM, ARM64 (AArch64), CRIS, MIPS, PA-RISC, PowerPC (PPC), Sparc, Tile, and x86 hardware architectures, improvements to ATA, Bus, CLK, crypto, GPU (Intel i915, Intel GMA500, Nouveau, Radeon), HID, hwmon, I2C, iiO, InfiniBand, IOMMU, MD, ISDN, media, MMC, networking (Ethernet Atheros, Broadcom, Cisco, Emulex, Marvell, Mellanox, Renesas, STMicroelectronics, Xilinx), PCI, s390, SCSI, SSB, thermal, TTY, VME, Xen, and USB drivers. The Btrfs, CIFS, Ceph, EXT4, F2FS, NFS, OCFS2, UBIFS, and XFS filesystems have also been improved, along with numerous mm and core kernel bug fixes. The sound and networking stacks also come with many changes for various of the supported components, including CAN, Bridge, Ceph, DCCP, DECnet, IrDA, IPv4, IPv6, L2TP, LLC, mac80211, Netfilter, packet scheduler, SCTP, SunRPC, vmw_vsock, wireless, ALSA, and many others.