Linux Plumbers Conference 2018

Name: Linux Plumbers Conference 2018
Start: 2018-11-13T07:00:00-08:00
End: 2018-11-15T22:30:00-08:00

13-15 November 2018

America/Vancouver timezone

Containers MC

Kernel Summit Track

LPC Main Track

Networking Track

Testing & Fuzzing MC

Thermal MC

Birds of a feather (BoF)

RT MC

Device Tree MC

Performance and Scalability MC

Android MC

Toolchain MC

BPF MC

Power Management and Energy-awareness MC

RDMA MC

RISC-V MC

Live kernel patching MC

	13 Nov 2018
Time	Junior/Ballroom-AB	Junior/Ballroom-C	Junior/Ballroom-D	Pavillion/Ballroom-AB	Pavillion/Ballroom-C	Pavillion/Ballroom-D
09:00	Opening session Stéphane Graber Junior/Ballroom-AB	Welcome Junior/Ballroom-C	Linux's Code of Conduct Panel Mishi Choudhary, Chris Mason, Olof Johansson, Greg Kroah-Hartman Junior/Ballroom-D	Improving Graphics Interactivity - It's All in the Timing Keith Packard Pavillion/Ballroom-AB	Testing & Fuzzing: Welcome! Dhaval Giani, Sasha Levin Pavillion/Ballroom-C	Thermal user space interfaces: Optimizing user kernel interfaces Srinivas Pandruvada Pavillion/Ballroom-D
09:10					Report from ATS Kevin Hilman Pavillion/Ballroom-C
09:15	News from academia: FatELF, RDMA and CRIU Joel Nider, Mike Rapoport Junior/Ballroom-AB
09:20		XDP - Challenges and Future Work Jesper Dangaard Brouer, Toke Høiland-Jørgensen Junior/Ballroom-C
09:25						Improvements on thermal zone mode Rui Zhang Pavillion/Ballroom-D
09:30					KernelCI update / autobisection Kevin Hilman, Gustavo Padovan Pavillion/Ballroom-C
09:45			TBD / Unconference Junior/Ballroom-D	The end of time, 19 years to go Arnd Bergmann Pavillion/Ballroom-AB		Embedded Thermal usecases and how to handle them Amit Kucheria Pavillion/Ballroom-D
09:50	Stacking and LSM Namespacing Redux John Johansen, Casey Schaufler Junior/Ballroom-AB
09:55		Leveraging Kernel Tables with XDP David Ahern Junior/Ballroom-C
10:10	Challenges in migrating a large cgroup deployment from v1 to v2 Kamil Yurtsever, Shakeel Butt Junior/Ballroom-AB					Scheduler interactions with thermal management Thara Gopinath Pavillion/Ballroom-D
10:15					make runchecks Knut Omang Pavillion/Ballroom-C
10:30		Break	Break	Break	Break
11:00	Time Namespaces Dmitry Safonov, Andrei Vagin Junior/Ballroom-AB	Building Socket-aware BPF Programs Joe Stringer Junior/Ballroom-C	Virtio as a universal communication format Michael S. Tsirkin Junior/Ballroom-D	Mind the gap - between real-time Linux and real-time theory Daniel Bristot de Oliveira Pavillion/Ballroom-AB	Syzkaller/Syzbot Dmitry Vyukov Pavillion/Ballroom-C	Idle injection Daniel Lezcano Pavillion/Ballroom-D
11:25					Syzkaller/Syzbot Dmitry Vyukov Pavillion/Ballroom-C	Better support for virtual temperature sensors Eduardo Valentin Pavillion/Ballroom-D
11:30					Testing IDA in userspace Matthew Wilcox Pavillion/Ballroom-C
11:35	*Improving at(2) to make more secure container runtimes** Christian Brauner Junior/Ballroom-AB	Experiences Evaluating DC-TCP Boris Burkov, Murat Mugan, Greg Leclercq, Lawrence Brakmo Junior/Ballroom-C
11:45			GCMA: Guaranteed Contiguous Memory Allocator SeongJae Park Junior/Ballroom-D	SCHED_DEADLINE desiderata and slightly crazy ideas Juri Lelli, Daniel Bristot de Oliveira Pavillion/Ballroom-AB
11:50						Audience topics and summary Eduardo Valentin, Amit Kucheria Pavillion/Ballroom-D
11:55	Another year with CRIU: News from the developers Adrian Reber Junior/Ballroom-AB
12:00					Smatch Dan Carpenter Pavillion/Ballroom-C
12:10		Scaling Linux Bridge Forwarding Database Roopa Prabhu, Nikolay Aleksandrov Junior/Ballroom-C			Smatch Dan Carpenter Pavillion/Ballroom-C
14:00	pivot_root() & MS_SHARED Ram Pai, Christian Brauner Junior/Ballroom-AB	P4C-XDP: Programming the Linux Kernel Forwarding Plane Using P4 Mihai Budiu, William Tu, Fabian Ruffy Junior/Ballroom-C	TBD / Unconference Junior/Ballroom-D	Android and the kernel: herding billions of penguins, one version at a time Sandeep Patil Pavillion/Ballroom-AB	Real-Time Condition Variables: librtpi Julia Cartwright, Darren Hart Pavillion/Ballroom-C	Building the kernel with clang Mark Brown Pavillion/Ballroom-D
14:20					BPF is not a -rt debuging tool Pavillion/Ballroom-C
14:30						LLVM/Clang Bernhard Rosenkränzer Pavillion/Ballroom-D
14:35	Task Migration at Google Using CRIU Andy Tucker Junior/Ballroom-AB	ERSPAN Support for Linux William Tu, Greg Rose Junior/Ballroom-C
14:45			When eBPF meets FUSE: Improving Performance of User File Systems Ashish Bijlani Junior/Ballroom-D	Heterogeneous Memory Management Jerome Glisse Pavillion/Ballroom-AB	Data analysis of Jitter and more Pavillion/Ballroom-C
14:55	libresource - Getting system resource information with standard APIs Rahul Yadav Junior/Ballroom-AB
15:00						Gen-Z on Linux Betty Dall, Rocky Craig, Jim Hull, Keith Packard Pavillion/Ballroom-D
15:10		The Path to DPDK Speeds for AF_XDP Björn Töpel, Magnus Karlsson Junior/Ballroom-C			Beyond the latency: New metrics for the real-time kernel Daniel Bristot de Oliveira Pavillion/Ballroom-C
15:15	Securely Migrating Untrusted Workloads with CRIU Radoslaw Burny Junior/Ballroom-AB
15:30			Break	Break	Break	break
15:45		Break	Break	Break	Break	break
16:00	State of shiftfs Seth Forshee Junior/Ballroom-AB	Break	Building Stable Kernel Trees with Machine Learning Julia Lawall, Sasha Levin Junior/Ballroom-D	Documenting Linux MM for fun and for ... fun Pavillion/Ballroom-AB	SCHED_DEADLINE what's next Pavillion/Ballroom-C	Solving Linux File System Pain Points Steven French Pavillion/Ballroom-D
16:05	State of shiftfs Seth Forshee Junior/Ballroom-AB	eBPF / XDP Based Firewall and Packet Filtering Richard Huang, Puneet Mehra, Anant Deepak Junior/Ballroom-C			SCHED_DEADLINE what's next Pavillion/Ballroom-C
16:25	Using a cBPF Binary Tree in Libseccomp to Improve Performance Tom Hromatka Junior/Ballroom-AB				RT priority inside usernamespace Pavillion/Ballroom-C
16:30						Linux Plumbers 2018: ZUFS - Zero Copy User-Mode FileSystem - One year Later Harrosh Boaz Pavillion/Ballroom-D
16:40		XDP Acceleration Using NIC Metadata, Continued P. J. Waskiewicz, Neerav Parikh Junior/Ballroom-C
16:45	Uevent in namespaces Christian Brauner Junior/Ballroom-AB		TBD / Unconference Junior/Ballroom-D	Towards a Linux Kernel Maintainer Handbook Dan Williams Pavillion/Ballroom-AB
16:50					What to do after PREEMPT_RT is accepted into mainline Pavillion/Ballroom-C
17:00						seccomp and libseccomp performance improvements Tom Hromatka Pavillion/Ballroom-D
17:10					How can we catch problems that can break the PREEMPT_RT preemption model? Pavillion/Ballroom-C
17:15		Linux SCTP is Catching Up and Going Above! Marcelo RIcardo Leitner, Xin Long Junior/Ballroom-C
17:20	Container IDs Stéphane Graber Junior/Ballroom-AB
17:30			TAB Elections Junior/Ballroom-D
	14 Nov 2018
Time	Junior/Ballroom-AB	Junior/Ballroom-C	Junior/Ballroom-D	Pavillion/Ballroom-AB	Pavillion/Ballroom-C	Pavillion/Ballroom-D
09:00		Daily openning, announcements, etc. Junior/Ballroom-C	TBD / Unconference Junior/Ballroom-D	Exploring New Frontiers in Container Technology James Bottomley Pavillion/Ballroom-AB	Scheduler task accounting for cgroups Tim Chen Pavillion/Ballroom-C	Welcome & Introduction Sean Hudson, Frank Rowand Pavillion/Ballroom-D
09:10						Q&A Session 1 + General Discussion Frank Rowand, Sean Hudson Pavillion/Ballroom-D
09:15					Seamlessly update hypervising kernel Pavel Tatashin Pavillion/Ballroom-C
09:20		Phylink and SFP: Going Beyond 1G Copper PHYs Andrew Lunn Junior/Ballroom-C
09:25						json-schema for DT bindings and validation Rob Herring Pavillion/Ballroom-D
09:30					Load balancing via scalable task stealing Steven Sistare Pavillion/Ballroom-C
09:45			Zinc: Minimal Light-weight Kernel Cryptography API Jason Donenfeld Junior/Ballroom-D	Open Source GPU compute stack - Not dancing the CUDA dance David Airlie Pavillion/Ballroom-AB
09:55		Combining kTLS and BPF for Introspection and Policy Enforcement John Fastabend, Daniel Borkmann Junior/Ballroom-C
10:00					Scheduler and pipe sleep wakeup scalability Subhra Mazumdar Pavillion/Ballroom-C
10:15						DT memory (kernel), DT memory (bootloader), storage (FDT) size Simon Glass, Frank Rowand Pavillion/Ballroom-D
10:30		Break	Break	Break	Break	Break
10:50		Break	Break	Break	Break	Q&A Session #2 Sean Hudson, Frank Rowand Pavillion/Ballroom-D
11:00		Optimizing UDP for Content Delivery with GSO, Pacing and Zerocopy Willem de Bruijn Junior/Ballroom-C	An Introduction to RISC-V Palmer Dabbelt Junior/Ballroom-D	Proactive Defense Against CPU Side Channel Attacks Kristen Accardi Pavillion/Ballroom-AB	Promoting huge page usage Mike Kravetz, Christopher Lameter Pavillion/Ballroom-C
11:10						New FDT format & Overlays Frank Rowand Pavillion/Ballroom-D
11:30					Workqueues and CPU Hotplug Boqun Feng Pavillion/Ballroom-C
11:35		Bringing the Power of eBPF to Open vSwitch Yifeng Sun, William Tu, Yi-Hung Wei, Joe Stringer Junior/Ballroom-C
11:40						FPGA + DT Moritz Fischer, Alan Tull Pavillion/Ballroom-D
11:45			Clang + Linux Nick Desaulniers Junior/Ballroom-D	Untrusted Filesystems Eric Biederman Pavillion/Ballroom-AB	ktask: Parallelizing CPU-intensive kernel work Daniel Jordan Pavillion/Ballroom-C
12:00					Reducing the number of users of mmap_sem Yang Shi Pavillion/Ballroom-C
12:10						Summary, Action Items, and closing Sean Hudson, Frank Rowand Pavillion/Ballroom-D
12:15					Performance and scalability MC Closing Pavel Tatashin, Ying Huang, Daniel Jordan Pavillion/Ballroom-C
14:00	GCC and the GNU Toolchain: The Essential Collection David Edelsohn Junior/Ballroom-AB	What's Happened to the World of Networking Hardware Offloads? Jesse Brandeburg, Anjali Singhai Jain Junior/Ballroom-C	TBD / Unconference Junior/Ballroom-D	What could be done in the kernel to make strace happy Eugene Syromyatnikov, Dmitry Levin, Elvira Khabirova Pavillion/Ballroom-AB		Symbol namespaces Martijn Coenen Pavillion/Ballroom-D
14:15						Android usage of memory pressure signals in userspace low memory killer Suren Baghdasaryan Pavillion/Ballroom-D
14:20	Support for Control-flow Enforcement Technology H. J. Lu Junior/Ballroom-AB
14:30						Dynamically Allocated Binder Devices Christian Brauner Pavillion/Ballroom-D
14:35		XDP 1.5 Years In Production. Evolution and Lessons Learned. Nikita V. Shirokov Junior/Ballroom-C
14:40	GLIBC API to access x86 specific platform features CPU run-time library for C H. J. Lu Junior/Ballroom-AB
14:45			Elivepatch: Flexible Distributed Linux Kernel Live Patching Alice Ferrazzi Junior/Ballroom-D	Formal Methods for Kernel Hackers Catalin Marinas Pavillion/Ballroom-AB		How to be better citizens: from changes review to changes testing Patrick Bellasi Pavillion/Ballroom-D
15:00	improve glibc and kernel iteration Adhemerval Zanella Junior/Ballroom-AB					Userdata FS Checkpointing Daniel Rosenberg, Paul Lawrence Pavillion/Ballroom-D
15:10		Keynote: "This Talk Is Not About XDP: From Resource Limits to SKB Lists" David Miller Junior/Ballroom-C
15:15						LVM, Device Mapper and DM-Linear David Anderson Pavillion/Ballroom-D
15:30	Break		Break	Break		Break
15:35	Break	Break	Break	Break		Break
16:00	RISC-V 32-bit time_t kernel ABI Palmer Dabbelt, Atish Patra Junior/Ballroom-AB	TC SW Datapath: A Performance Analysis Eelco Chaudron, Marcelo Ricardo Leitner, Davide Caratti, Paolo Abeni Junior/Ballroom-C	XArray Matthew Wilcox Junior/Ballroom-D	Managing Memory Bandwidth Antagonism at Scale Rohit Jnagal, Dragos Sbirlea, David Lo Pavillion/Ballroom-AB		Android DTS fstab node requirements Sandeep Patil Pavillion/Ballroom-D
16:15						How to Get Ashmem Out of Staging Joel Fernandes Pavillion/Ballroom-D
16:20	Toolchain plans for Armv8.5 Ramana Radhakrishnan Junior/Ballroom-AB
16:30						Readiness of ARM64 Kernels for Running on Any Device Sandeep Patil Pavillion/Ballroom-D
16:35		Using eBPF as an Abstraction for Switching Nick Viljoen Junior/Ballroom-C
16:40	TBD/Open Discussion Junior/Ballroom-AB
16:45	TBD/Open Discussion Junior/Ballroom-AB		TBD / Unconference Junior/Ballroom-D	oomd: a userspace OOM killer Daniel Xu Pavillion/Ballroom-AB		DRM/KMS for Android Alistair Strachan Pavillion/Ballroom-D
17:00						ION Upstreaming Update Laura Abbott Pavillion/Ballroom-D
17:10		BPF Host Network Resource Management Lawrence Brakmo, Alexei Starovoitov Junior/Ballroom-C
17:15						Cuttlefish Alistair Strachan Pavillion/Ballroom-D
17:30						Android and Linux Kernel: Herding billions of penguins, one version at a time Sandeep Patil Pavillion/Ballroom-D
17:35						Progress Report Karim Yaghmour Pavillion/Ballroom-D
17:45		Closing Junior/Ballroom-C
	15 Nov 2018
Time	Junior/Ballroom-AB	Junior/Ballroom-C	Junior/Ballroom-D	Pavillion/Ballroom-AB	Pavillion/Ballroom-C	Pavillion/Ballroom-D
09:00	Energy-aware scheduling Dietmar Eggemann, Quentin Perret Junior/Ballroom-AB	Wellcome Leon Romanovsky, Jason Gunthorpe Junior/Ballroom-C	ZUFS - Zero Copy User-Mode FileSystem - One Year Later Boaz Harrosh Junior/Ballroom-D	The hard work behind large physical allocations in the kernel Vlastimil Babka Pavillion/Ballroom-AB	Welcome Daniel Borkmann, Alexei Starovoitov Pavillion/Ballroom-C	RISC-V Platform Specification Kick-Off Palmer Dabbelt Pavillion/Ballroom-D
09:10					Scaling Linux Traffic Shaping with BPF Eddie Hao, Vlad Dumitrescu, Willem de Bruijn Pavillion/Ballroom-C
09:20		Container and namespaces for RDMA topics Parav Pandit, Doug Ledford Junior/Ballroom-C
09:25	Expressing per-task/per-cgroup performance hints Morten Rasmussen, Patrick Bellasi Junior/Ballroom-AB
09:30					Compile-Once Run-Everywhere BPF Programs? Alexei Starovoitov, Yonghong Song Pavillion/Ballroom-C	Supervisor Binary Interface(SBI) extension in RISC-V Atish Patra Pavillion/Ballroom-D
09:45			Filename encoding and case-insensitive filesystems Gabriel Krisman Bertazi Junior/Ballroom-D	WireGuard: Next-Generation Secure Kernel Network Tunnel Jason Donenfeld Pavillion/Ballroom-AB
09:50	Towards improved selection of CPU idle states Rafael Wysocki Junior/Ballroom-AB				ELF relocation for static data in BPF Daniel Borkmann, Joe Stringer Pavillion/Ballroom-C
10:00		Remote page faults over RDMA Mike Rapoport, Joel Nider Junior/Ballroom-C				High performance computing in RISC-V Christopher Lameter Pavillion/Ballroom-D
10:10	Generic power domains (genpd) framework improvements Ulf Hansson Junior/Ballroom-AB				BPF control flow, supporting loops and other patterns John Fastabend Pavillion/Ballroom-C
10:30	Break	Break	Break	Break	Break	Break
10:55	Firmware interfaces for power management vs direct control of resources Sudeep Holla Junior/Ballroom-AB	Break	Break	Break	Break	Break
11:00		RDMA and get_user_pages Mathew Wilcox, John Hubbard, Jan Kara, Dan Williams Junior/Ballroom-C	Who stole my CPU? Steal time mitigation at Digital Ocean Vineeth Remanan Pillai, Leonid Podolny Junior/Ballroom-D	Recursive read deadlocks and Where to find them Boqun Feng Pavillion/Ballroom-AB	Efficient JIT to 32-bit architectures through data flow analysis Jiong Wang Pavillion/Ballroom-C	Power Management in RISC-V Paul Walmsley Pavillion/Ballroom-D
11:20	Runtime power sharing among CPUs, GPUs and others Srinivas Pandruvada Junior/Ballroom-AB				eBPF Debugging Infrastructure - Current Techniques and Additional Proposals Quentin Monnet Pavillion/Ballroom-C
11:30						RISC-V hypervisor Spec - The Good, the Bad and the Ugly Alistair Francis Pavillion/Ballroom-D
11:40					eBPF-based tracing tools under 32 bit architectures Adrian Szyndela, Maciej Slodczyk Pavillion/Ballroom-C
11:45	Runtime PM timer granularity issue Vincent Guittot Junior/Ballroom-AB		TBD / Unconference Junior/Ballroom-D	Enhancing perf to export processor hazard information Madhavan Srinivasan Pavillion/Ballroom-AB
12:00		Very large Contiguous regions in userspace Christopher Lameter, Mike Kravetz Junior/Ballroom-C			Using eBPF as a heterogeneous processing ABI Jakub Kicinski Pavillion/Ballroom-C	Experiences from Andes Technology Zong Li, Alan Kao Pavillion/Ballroom-D
12:05	On-chip Interconnect API Proposal Vincent Guittot Junior/Ballroom-AB
12:20					Traffic policing in eBPF: applying token bucket algorithm Julia Kartseva Pavillion/Ballroom-C
12:40					Break
14:00	Livepatch patch creation tooling Nicolai Stange Junior/Ballroom-AB	RDMA and PCI peer to peer Stephen Bates Junior/Ballroom-C	Concurrency with tools/memory-model Andrea Parri, Paul McKenney Junior/Ballroom-D	Migrating to Gitlab Daniel Vetter Pavillion/Ballroom-AB	In-kernel protocol aware filtering Peter Parkanyi Pavillion/Ballroom-C
14:20	GCC optimizations and their impacts on live patching Miroslav Benes Junior/Ballroom-AB				Enhancing User Defined Tracepoints Matheus Marchini Pavillion/Ballroom-C
14:40	Livepatch callback state management Nicolai Stange Junior/Ballroom-AB				Augmenting syscalls in 'perf trace' using eBPF Arnaldo Carvalho de Melo Pavillion/Ballroom-C
14:45			SoC Maintainer Group Olof Johansson Junior/Ballroom-D	Task Migration at Scale Using CRIU Andy Tucker, Victor Marmol Pavillion/Ballroom-AB
15:00	User space live patching (libpulp) Joao Moreira Junior/Ballroom-AB	Improving testing of RDMA with syzkaller, RXE and Python Noa Osherovich, Jason Gunthorpe Junior/Ballroom-C			bpftrace - high-level tracing language powered by BPF Matheus Marchini Pavillion/Ballroom-C
15:15	Livepatch stable trees Jason Baron Junior/Ballroom-AB
15:20	Livepatch stable trees Jason Baron Junior/Ballroom-AB				eBPF as execution engine for DTrace Kris van Hees Pavillion/Ballroom-C
15:30	Break	Break	Break	Break
16:00	Elivepatch - flexible distributed live patch generation Alice Ferrazzi Junior/Ballroom-AB	IOCTL conversion and new kABI topics Jason Gunthorpe Junior/Ballroom-C	Multiple Time Domains Thomas Gleixner Junior/Ballroom-D	A practical introduction to XDP Jesper Dangaard Brouer, Andy Gospodarek Pavillion/Ballroom-AB
16:15	Livepatch s390x consistency model Joe Lawrence Junior/Ballroom-AB
16:25	Livepatch arm64 support Junior/Ballroom-AB
16:30	Livepatch arm64 support Junior/Ballroom-AB	RDMA BoF and Closing Session Leon Romanovsky, Jason Gunthorpe Junior/Ballroom-C
16:35	Objtool powerpc support Kamalesh Babulal Junior/Ballroom-AB
16:45			TBD / Unconference Junior/Ballroom-D
17:30				Closing Plenary Session: Kernel Panel Pavillion/Ballroom-AB	Closing Plenary Session: Kernel Panel Pavillion/Ballroom-C	Closing Plenary Session: Kernel Panel Pavillion/Ballroom-D

Linux Plumbers Conference 2018

13 Nov 2018

14 Nov 2018

15 Nov 2018