MeetBSDCa 2018

Author: Kamil Rytarowski

E-mail: kamil@netbsd.org

Date: October 20th 2018

Place: Intel Santa Clara Campus, California, USA

Kamil Rytarowski (born 1987)

Krakow, Poland

NetBSD user since 6.1.

The NetBSD Foundation member since 2015.

Work areas: kernel, userland, pkgsrc.

Interest: NetBSD on desktop and in particular NetBSD as a workstation.

The current activity in 3rd party software:

• LLVM committer.
• GDB & binutils committer.
• NetBSD maintainer in qemu.

NetBSD 8.0 is released (2018-07-17).

• USB stack rework, USB3 support added.
• In-kernel audio mixer
• Fully Reproducible builds (MKREPRO)
• Full userland debug information
• PaX MPROTECT (W^X) by default on i386, amd64, evbarm, landisk
• PaX ASLR by default on i386, amd64, evbarm, landisk, sparc64
• Position independent executables by default for userland on: i386, amd64, arm, m68k, mips, sh3, sparc64
• Hardening of the network stack
• x86 CPU bugs mitigation
• UEFI

AMD64:

• Kernel-ASLR,
• SMAP/SMEP,
• USER_LDT (for wine 64-bit),
• Kernel Sanitizers (kASan, kUBSan),
• Meltdown, POPSS, Spectre mitigations,
• enabled retpoline (GCC) by default,
• support for -static -pie binaries,
• remove pmc(9) X86PMC; tpfmt(1) merged into tprof(8),
• removed ipkdb(8),
• randomize by default all the randomizable VM areas in the kernel,
• drop hardware-assisted protected mode support ...
• ... over 1000 resolved pullups to netbsd-8

• New release support policy (no micro versions)
• Dedicated release engineer funded by TNF (martin@)
• Xen work funded work (cherry@)
• TCP/IP stack audit (3 months) funded work (maxv@)
• Debugging features improvements (kamil@)
• GSoC 2018 -- 9 slots, 4 successful projects

• Native Command Queuing (NCQ) support
• Improved GPT support in installer
• NetBSD/acorn26 removal
• NetBSD/aarch64 welcome (as a part of NetBSD/evbarm)
• EFI support
• npf(7) prioritized over ipfilter and pf
• Kernel and Userland Sanitizers
• DRMKMS update to Linux 4.19(-rc2)

• bwfm(4) Broadcom & Cypress driver
• TNF funded project to port FreeBSD wifi stack to NetBSD
• modularization of compat kernel modules
• ZFS updated to the version from FreeBSD svn r.315983
• DTrace FBT probes can now be places in kernel modules

• Lua 5.3.5 in base and the kernel
• GCC 6.x (plan for 7.x or newer)
• Clang/LLVM 7.x

ARM: NVIDIA Tegra X1 SoC, Allwinner A83T SoC, Allwinner H6 SoC, QEMU ARM Virtual Machine ("virt"), Rockchip RK3328 SoC, ARMv7 performance event monitoring with tprof(4), Rockchip RK3399 SoC, Olinex A10, Olinex A13, C.H.I.P, ...

AARCH64 (ARM64): support several for several boards, SMP, GICv3, FDT, UEFI, ARMv8 performance event monitoring with tprof(4), ACPI (in progress), ...

i386 Xen changes:

• drop XEN3_DOM0, XEN3_DOMU and non-PAE-32bit-PV
• leave only PAE_32bit-PV

Tier II changes:

vax: Add support for VAXstation 4000 TURBOchanne

sparc: cpuctl support

atari: Milan support

macppc: G5 support improvements

atari: mntva2000 driver

...

• The NetBSD Foundation blog https://blog.netbsd.org/
• The NetBSD Foundation twitter account twitter.com/netbsd
• The ChangeLog file in src/doc/CHANGES