Difference between revisions of "Kernel sub-systems"

From eLinux.org
Jump to: navigation, search
(Passing Time With SPI Framebuffer Driver [ELC 2012])
(6 intermediate revisions by 2 users not shown)
Line 254: Line 254:
  
 
* [https://elinux.org/images/f/f5/Elc2011_mundt.pdf PDF]
 
* [https://elinux.org/images/f/f5/Elc2011_mundt.pdf PDF]
 +
 +
== Using Interrupt Threads to Prioritize Interrupts [ELC 2010]==
 +
'''Presenter:''' Mike Anderson <br>
 +
'''Summary:'''
 +
This session talks about some misconceptions of ISRs, latency in real-time <br>
 +
systems and ways to execute interrupt code in thread context and also does <br>
 +
some performance comparisons. <br>
 +
 +
* [https://elinux.org/images/b/b6/InterruptThreads_Anderson.pdf PDF]
  
 
= '''Clocking''' =
 
= '''Clocking''' =
 +
 +
== Common Clock Framework how to use it [ELCE 2013] ==
 +
'''Presenter: '''Gregory Clement <br>
 +
'''Summary:'''
 +
This presentation talks about what the common clock framework is,<br>
 +
implementation of the common clock framework and how to add your own <br>
 +
clocks.
 +
 +
* [https://elinux.org/images/f/f1/Elce2013-clement-common-clock-framework-how-to-use-it.pdf PDF]
  
 
== Common Clock Framework (BoFs) [ELC 2012] ==
 
== Common Clock Framework (BoFs) [ELC 2012] ==
Line 264: Line 282:
  
 
* [https://elinux.org/images/b/b1/Common_Clock_Framework_%28BoFs%29.pdf PDF]
 
* [https://elinux.org/images/b/b1/Common_Clock_Framework_%28BoFs%29.pdf PDF]
 +
 +
== A Generic Clock Framework in the Kernel: Why We Need It & Why We Still Don't Have It [ELCE 2011] ==
 +
'''Presenter: ''' Sascha Hauer (Pengutronix e.K.)<br>
 +
'''Summary:'''
 +
This presentation talks about what are clocks,<br>
 +
problems and its necessity.
 +
 +
* [https://elinux.org/images/f/f0/Elce11_hauer.pdf PDF]
  
 
== A Generic Clock Framework Implementation [ELCE 2009] ==
 
== A Generic Clock Framework Implementation [ELCE 2009] ==
Line 272: Line 298:
  
 
* [https://elinux.org/images/6/64/ELC_E_2009_Generic_Clock_Framework.pdf PDF]
 
* [https://elinux.org/images/6/64/ELC_E_2009_Generic_Clock_Framework.pdf PDF]
 +
 +
==Linux Clock Management Framework [ELCE 2007] ==
 +
'''Presenter: '''Siarhei Yermalayeu <br>
 +
'''Summary:'''
 +
This presentation provides introduction to hardware<br>
 +
clock generation on Systems on Chips and Clock Management<br>
 +
SW Framework.
 +
 +
* [https://elinux.org/images/a/a3/ELC_2007_Linux_clock_fmw.pdf PDF]
  
 
= '''Memory''' =
 
= '''Memory''' =
 +
 +
== Swapping & Embedded: Compression Relieves the Pressure? [ELC 2016]==
 +
'''Presenter:''' Vitaly Wool, Softprise Consulting <br>
 +
'''Summary:'''
 +
This talk will give a comprehensive description of ZRAM and its counterpart, <br>
 +
zswap, a summary of pros and cons of both, presents some new ideas on how to <br>
 +
combine these approaches for good results. <br>
 +
 +
* [https://elinux.org/images/e/e8/Wool.pdf PDF] | [https://youtu.be/V_fZdhozIb8 VIDEO]
  
 
== Stale Data, or How We (Mis-)manage Modern Caches [ELC 2016] ==
 
== Stale Data, or How We (Mis-)manage Modern Caches [ELC 2016] ==
 
 
'''Presenter:''' Mark Rutland, ARM Ltd.<br>
 
'''Presenter:''' Mark Rutland, ARM Ltd.<br>
 
'''Summary:'''
 
'''Summary:'''
Line 283: Line 326:
  
 
* [https://elinux.org/images/6/6d/Rutland2.pdf PDF] | [https://youtu.be/n_MMrIfBD2I VIDEO]
 
* [https://elinux.org/images/6/6d/Rutland2.pdf PDF] | [https://youtu.be/n_MMrIfBD2I VIDEO]
 +
 +
== An Overview of the Kernel DMAEngine Subsystem [ELC 2015]==
 +
'''Presenter:''' Maxime Ripard, Free Electrons <br>
 +
'''Summary:'''
 +
This presentation gives an overview of DMA Engine sub-system in the Linux Kernel. <br>
 +
 +
* [https://elinux.org/images/6/65/An_Overview_of_the_Kernel_DMAEngine_Subsystem.pdf PDF]
 +
 +
== Tizen: System-Wide Memory Defragmenter Without Killing Any Application [ELC 2015]==
 +
'''Presenter:''' Pintu Kumar, Samsung <br>
 +
'''Summary:'''
 +
This session talks about different memory reclaimation techniques in the kernel. <br>
 +
 +
* [https://elinux.org/images/0/06/Tizen-_System-Wide_Memory_Defragmenter_Without_Killing_Any_Application.pdf PDF]
 +
 +
== Volatile Ranges [ELC 2014]==
 +
'''Presenter:''' Mincham Kim, LG Electronics <br>
 +
'''Summary:'''
 +
With userspace processes gobbling up memory, this presentation talks about <br>
 +
different methods the userland can inform kernel that a range of memory can <br>
 +
be safely discarded. <br>
 +
 +
* [https://elinux.org/images/b/b2/Volatile_range--minchan_kim.pdf PDF]
 +
 +
== Kernel Dynamic Memory Allocation Tracking and Reduction [ELC 2013]==
 +
'''Presenter:''' Ezequiel Alfredo Garcia, VanguardiaSur <br>
 +
'''Summary:'''
 +
This session covers aspects of memory usage tracking in tiny embedded <br>
 +
devices. <br>
 +
 +
* [https://elinux.org/images/8/81/Elc2013_Garcia.pdf PDF] | [http://free-electrons.com/blog/elc-2013-videos VIDEO]
 +
 +
== System-wide Memory Management without Swap [ELC 2013]==
 +
'''Presenter:''' Howard Cochran, Lexmark International <br>
 +
'''Summary:'''
 +
This presentation talks about memory management challenges in Linux, <br>
 +
especially in Lexmark devices and limitations of glibc malloc and <br>
 +
also talks about probable solutions. <br>
 +
 +
* [https://elinux.org/images/b/b9/Elc2013-embedded-memory-management.pdf PDF]
 +
 +
== Tips of Malloc and Free [ELC 2013]==
 +
'''Presenter:''' Tetsuyuki Kobayashi, Kiyoto Microcomputer <br>
 +
'''Summary:'''
 +
This session talks about customizing malloc and free library for better troubleshooting. <br>
 +
 +
* [https://elinux.org/images/b/b5/Elc2013_Kobayashi.pdf PDF] | [http://free-electrons.com/blog/elc-2013-videos/ VIDEO]
  
 
== Controlling Linux Memory Fragmentation and Higher Order Allocation Failure: Analysis, Observations and Results [ELC 2012] ==
 
== Controlling Linux Memory Fragmentation and Higher Order Allocation Failure: Analysis, Observations and Results [ELC 2012] ==
Line 291: Line 381:
  
 
* [https://elinux.org/images/a/a8/Controlling_Linux_Memory_Fragmentation_and_Higher_Order_Allocation_Failure-_Analysis%2C_Observations_and_Results.pdf PDF]
 
* [https://elinux.org/images/a/a8/Controlling_Linux_Memory_Fragmentation_and_Higher_Order_Allocation_Failure-_Analysis%2C_Observations_and_Results.pdf PDF]
 +
 +
== Saving the Power Consumption of the Unused Memory [ELC 2012]==
 +
'''Presenter:''' Loïc Pallardy <br>
 +
'''Summary:'''
 +
This talk discusses about DDR power management function called <br>
 +
Partial Array Self-Refresh (PASR). <br>
 +
 +
* [https://elinux.org/images/f/f3/Lf_elc12_pallardy.pdf PDF]
 +
 +
== Software Considerations When Using High-Performance Memory Systems [ELCE 2010] ==
 +
'''Presenter: '''Leif Lindholm <br>
 +
'''Summary:'''
 +
This presentation aims to explain some of what <br>
 +
goes on underneath your feet when developing software<br>
 +
for modern computer systems.
 +
 +
* [https://elinux.org/images/f/fa/Software_implications_memory_systems.pdf PDF]
 +
 +
== Visualizing Process Memory [ELC 2009]==
 +
'''Presenter:''' Matt Mackall <br>
 +
'''Summary:'''
 +
This presentation talks about memory conservation techniques in Linux <br>
 +
by sharing memory between processes using smem. <br>
 +
 +
* [https://elinux.org/images/6/68/Smem.pdf PDF]
 +
* [https://elinux.org/images/e/ec/ELC2009PresentationsM.pdf PDF]
 +
 +
== Memory...The Most Precious Resource [ELC 2009] ==
 +
'''Presenter:''' Dan Malek <br>
 +
'''Summary:'''
 +
This presentation talks about usage of memory cgroups with examples <br>
 +
and also talks about out-of-memory killer as well. <br>
 +
 +
* [https://elinux.org/images/6/67/Celf_mem_notify.pdf PDF]
 +
 +
== Superpages Revisited: Transparent Application of Large TLBs on Embedded Systems [ELC 2009] ==
 +
'''Presenter:''' Paul Mundt <br>
 +
'''Summary:'''
 +
This session talks about application of large TLBs in a transparent manner to <br>
 +
implement superpages. <br>
 +
 +
* [https://elinux.org/images/f/fe/Elc2009-superpages.ppt PPT]
 +
 +
== Compressed Swap Solution for Embedded Linux [ELC 2008] ==
 +
'''Presenter:''' Alexander Belyakov <br>
 +
'''Summary:'''
 +
This session talks memory conservation in an embedded world when memory <br>
 +
requirements are constantly growing. One of the ideas explored as part <br>
 +
of this presentation is storage of compressed swap pages in flash. <br>
 +
 +
* [https://elinux.org/images/c/c4/Belyakov_elc2008_compressed_swap_final_ppt.pdf PDF]
 +
* [https://elinux.org/images/a/a7/Belyakov_elc2008_compressed_swap_final_doc.pdf PDF]
 +
 +
== Avoiding OOM on Embedded Linux [ELC 2008] ==
 +
'''Presenter:''' YoungJun Jang <br>
 +
'''Summary:'''
 +
This presentation talks about ways of avoid Out-of-memory situation in Linux. <br>
 +
 +
* [https://elinux.org/images/a/a3/CELF_AvoidOOM.pdf PDF]
 +
 +
== Making a Phone Call With Phase Change Memory [ELC 2008] ==
 +
'''Presenter:''' Justin Treon <br>
 +
'''Summary:'''
 +
This presentation demonstrates ways to get Linux up on a phone with <br>
 +
memory changed using Phase Change Memory technique. <br>
 +
 +
* [https://elinux.org/images/2/2d/Making_a_Phone_Call_With_PCM_at_ELC_2008.ppt PDF] | [https://bootlin.com/pub/video/2008/elc/elc2008-justin-treon-hacking-phone.ogg VIDEO]
 +
 +
== System-wide Memory Profiling [ELC 2007] ==
 +
'''Presenter:''' Matt Mackall <br>
 +
'''Summary:'''
 +
This presentation narrates ways to calculate system-wide memory usage <br>
 +
using available information on the Linux system in proc file system. <br>
 +
 +
* [http://selenic.com/repo/pagemap/raw-file/tip/memory-profiling.html HTML]
  
 
='''Flash'''=
 
='''Flash'''=
Line 329: Line 494:
  
 
= '''Scheduling''' =
 
= '''Scheduling''' =
 +
 +
== SCHED_DEADLINE: It's Alive! [ELC 2017]==
 +
'''Presenter:''' Juri Lelli, ARM Ltd. <br>
 +
'''Summary:'''
 +
In this talk, the speaker does a review of the current set of features <br>
 +
of SCHED_DEADLINE scheduling policy, will deep dive into the details of <br>
 +
all the new features currently under development: CPU capacity and clock <br>
 +
frequency scaling, bandwidth reclaiming, coupling with clock frequency <br>
 +
selection and cgroups support. <br>
 +
 +
* [https://elinux.org/images/d/d3/DEADLINE_alive.pdf PDF] | [https://www.youtube.com/watch?v=wzrcWNIneWY VIDEO]
 +
 +
== SCHED_DEADLINE: A Status Update [ELC 2016]==
 +
'''Presenter:''' Juri Lelli, ARM Ltd <br>
 +
'''Summary:'''
 +
This presentation will review current status of the SCHED_DEADLINE feature <br>
 +
and also talks about next set of scheduler enhancements for SCHED_DEADLINE. <br>
 +
 +
* [https://youtu.be/0mzo3-LKmBg VIDEO]
  
 
== Using SCHED_DEADLINE [ELCE 2016] ==
 
== Using SCHED_DEADLINE [ELCE 2016] ==
Line 352: Line 536:
  
 
* [https://elinux.org/images/4/40/Elc-pantelis-2013.pdf PDF] | [https://youtu.be/cb7GM6iOZqM VIDEO]
 
* [https://elinux.org/images/4/40/Elc-pantelis-2013.pdf PDF] | [https://youtu.be/cb7GM6iOZqM VIDEO]
 +
 +
==Improvement of Scheduling Granularity for Deadline Scheduler [ELCE 2012] ==
 +
'''Presenter: '''Yoshitake Kobayashi, Toshiba <br>
 +
'''Summary:'''
 +
This presentation talks about deadline scheduler,<br>
 +
SCHED_DEADLINE and its evaluation.
 +
 +
* [https://elinux.org/images/9/9c/Improvement_of_Scheduling_Granularity_for_Deadline_Scheduler.pdf PDF]
  
 
='''MTD'''=
 
='''MTD'''=

Revision as of 21:19, 20 October 2020

Contents

I2C

Linux I2C in the 21st Century [ELCE 2019]

Presenter: Wolfram Sang, Consultant / Renesas
Summary: This presentation provides information about build root, use, need, and cross ¬compiling toolchain.

I + I2C = I3C: What's in this Addition 'I'? [ELC 2018]

Presenter: Boris Brezillion, Bootlin
Summary: This presentation provides information about the new features exposed by the I3C
protocol in Linux and future possible improvements of I3C framework.

More Robust I2C Designs with a New Fault-Injection Driver [ELCE 2017]

Presenter: Wolfram Sang, Renesas
Summary: This presentation provides information about new GPIO based
driver scope and limitations and a case study of snoop busses with
only free software and openHardware(i.e sigrok).

Tutorial:I2C Hacking Demystified [ELC 2016]

Presenter: Igor Stoppa, OpenSource Technology Center, Intel
Summary: The slides provide information to create and operate a custom I2C
peripheral as well as debugging tools for interaction between the two devices.

The Shiny New I2C Slave Framework [ELCE 2015]

Presenter: Wolfram Sang
Summary: This presentation provides information about the I2C bus driver,
data flow and slave interrupt handler.

Board Bringup: You, Me, and I2C [ELC 2013]

Presenter: David Anders, Texas Instruments
Summary: The session talks about the communication principles,
drivers and software tools and also about board bringup use cases on I2C.

David Anders, Texas Instruments [ELCE 2012]

Presenter:Board Bringup: You, Me, and I2C
Summary: This presentation provides information about communication principles
and synchronous communication interfacing.

SPI

SPI Memory Support in Linux and U-Boot [ELCE 2018]

Presenter: Miquèl Raynal, Bootlin
Summary: This presentation provides information about SPI memories using the same SPI controller driver.

Groking the Linux SPI Subsystem [ELC 2017]

Presenter: Matt Porter, Konsulko
Summary: This presentation provides the information about SPI framework,
features of the SPI subsystem, which used to satisfy hardware and
performance requirements in an embedded Linux system.

An Introduction to SPI-NOR Subsystem [ELCE 2017]

Presenter: Vignesh Raghavendra, Texas Instruments India
Summary: This presentation providing an overview of the SPI-NOR framework and
provides an overview of writing a new controller driver.

What's Going on with SPI [ELC 2014]

Presenter: Mark Brown, Linaro
Summary: This presentation provides status of the
SPI subsystem in Linux kernel and methods to optimally
use the SPI hardware by minimizing delays and CPU utilization

Passing Time With SPI Framebuffer Driver [ELC 2012]

Presenter: Matt Porter, Texas Instruments
Summary: The talk covers details on registering the SPI device and
drivers as well as debugging tools for SPI.

PCI

Overview of PCI(e) Subsystem [ELCE 2015]

Presenter: Kishon Vijay Abraham, Texas Instruments
Summary: This presentation gives information about PCI subsystem
its topology, i/o lines and ECAM.

USB

Modern USB [ELC 2019]

Presenter: Andrzej Pietrasiewicz, Collabora
Summary: This presentation provides information about important use-cases
like gadget creation device boot time, etc.. and provides details
on USB functions implementation.

USB Protocol introduction [ELC 2019]

Presenter: Krzysztof Opasiak, Samsung R&D Institute Poland.
Summary: The session talks about open source/hardware tools and tools for USB traffic modification.

Debugging Usually Slightly Broken (USB) Devices and Drivers [ELC 2017]

Presenter: Krzysztof Opasiak, Samsung R&D Institute Poland.
Summary: This presentation provides information about USB protocol,
standard Linux host side infrastructure and analyzes USB
traffic without expensive USB analyzers.

Understand USB (in Linux) [ELC 2016]

Presenter: Krzysztof Opasiak
Summary: The slides talk about the USB protocol, implementation
in Linux and basics of USB host implementation.

Understand USB (in Linux) [ELCE 2015]

Presenter: Krzysztof Opasiak, Samsung
Summary: This presentation provides information about USB protocol implementation, hardware for USB communication, USB classes, and
use of USB device.

USB and the Real World [ELC 2014]

Presenter: Alan Ott, Signal 11 Software.
Summary: This presentation provides information about Linux USB
Gadget Interface and USB speed, USB Standards and hardware.

Kernel USB Gadget Configfs Interface [ELC 2014]

Presenter: Matt Porter, Linaro.
Summary: The talk covers information about the Linux USB terminology,
a brief history of USB gadget subsystem and usage of USB gadget configfs.

USB and the Real World [ELCE 2014]

Presenter: Alan Ott
Summary: This presentation provides information about USB bus speed, USB standards, USB terminology, and logical USB device.

Tame the USB Gadgets Talkative Beast [ELCE 2014]

Presenter: Krzysztof Opasiak, Samsung
Summary: This presentation provides information about USB overview, USB function in kernel, and USB function type.

Useful USB Gadgets on Linux.

Presenter: Gary Bisson, Adeneo Embedded [ELC 2012]
Summary: This presentation provides information about USB gadget API,
covers ways to design your own gadget and all basics of USB.

USB Debugging and Profiling Techniques [ELCE 2012]

Presenter: Kishon Vijay Abraham
Summary: This presentation provides information about USB Linux system architecture, USB debugging Techniques, and challenges in debugging.

Do More With Less - On Driver-less Interfacing with Embedded Devices [ELCE 2010]

Presenter:Peter Korsgaard
Summary: This presentation provides information about USB class protocol, USB functionality, and Linux USB gadget stack.

Enhancements to USB Gadget Framework [ELC 2008]

Presenter: Conrad Roeber.
Summary: The topics covered in this presentation include USB architecture,
creation of USB gadgets and comparison of gadget API and Linux-USB API.

GPIO

New GPIO Interface for User Space [ELCE 2017]

Presenter: Bartosz Golaszewski, BGDev
Summary: This presentation will showcase the new features of the
GPIO UAPI, discuss the current state of libgpiod and explains
why it's beneficial to switch to the new interface.

GPIO for Engineers and Makers [ELCE 2016]

Presenter: Linus Walleij
Summary: This talk will go over the changes to the GPIO subsystem
in the recent years, including GPIO descriptor refactoring,
new support for things like open drain, some words on device tree
and ACPI hardware descriptions.

PinControl and GPIO Update [ELC 2013]

Presenter: Linus Walleij, ST-Ericsson
Summary: The session talks about information about GPIO sub-system,
pin control subsystem and GPIO subsystem drivers interface.

Pin Control Subsystem Overview [ELC 2012]

Presenter: Linus Walleij, ST-Ericsson
Summary: The session covers information about pin configuration
sub-system interface and GPIO formation.

Interrupts

Working with HardIRQs: Life Beyond Static IRQ Assignments [ELC 2011]

Presenter: Paul Mundt (Renesas)
Summary: This presentation provides information about the overview of
sparseirq and transparent demux - A case study.

Using Interrupt Threads to Prioritize Interrupts [ELC 2010]

Presenter: Mike Anderson
Summary: This session talks about some misconceptions of ISRs, latency in real-time
systems and ways to execute interrupt code in thread context and also does
some performance comparisons.

Clocking

Common Clock Framework how to use it [ELCE 2013]

Presenter: Gregory Clement
Summary: This presentation talks about what the common clock framework is,
implementation of the common clock framework and how to add your own
clocks.

Common Clock Framework (BoFs) [ELC 2012]

Presenter: Mike Turquette, Texas Instruments
Summary: This presentation provides information about Common implementation of API
in include/linux/clk.h and basic clock types.

A Generic Clock Framework in the Kernel: Why We Need It & Why We Still Don't Have It [ELCE 2011]

Presenter: Sascha Hauer (Pengutronix e.K.)
Summary: This presentation talks about what are clocks,
problems and its necessity.

A Generic Clock Framework Implementation [ELCE 2009]

Presenter:Francesco Virlinzi
Summary: This presentation provides information about Linux Generic
Clock Framework (GCF) and its features.

Linux Clock Management Framework [ELCE 2007]

Presenter: Siarhei Yermalayeu
Summary: This presentation provides introduction to hardware
clock generation on Systems on Chips and Clock Management
SW Framework.

Memory

Swapping & Embedded: Compression Relieves the Pressure? [ELC 2016]

Presenter: Vitaly Wool, Softprise Consulting
Summary: This talk will give a comprehensive description of ZRAM and its counterpart,
zswap, a summary of pros and cons of both, presents some new ideas on how to
combine these approaches for good results.

Stale Data, or How We (Mis-)manage Modern Caches [ELC 2016]

Presenter: Mark Rutland, ARM Ltd.
Summary: This presentation provides information about ARM architecture, significant ways caches,
and related components have evolved over the last decade.

An Overview of the Kernel DMAEngine Subsystem [ELC 2015]

Presenter: Maxime Ripard, Free Electrons
Summary: This presentation gives an overview of DMA Engine sub-system in the Linux Kernel.

Tizen: System-Wide Memory Defragmenter Without Killing Any Application [ELC 2015]

Presenter: Pintu Kumar, Samsung
Summary: This session talks about different memory reclaimation techniques in the kernel.

Volatile Ranges [ELC 2014]

Presenter: Mincham Kim, LG Electronics
Summary: With userspace processes gobbling up memory, this presentation talks about
different methods the userland can inform kernel that a range of memory can
be safely discarded.

Kernel Dynamic Memory Allocation Tracking and Reduction [ELC 2013]

Presenter: Ezequiel Alfredo Garcia, VanguardiaSur
Summary: This session covers aspects of memory usage tracking in tiny embedded
devices.

System-wide Memory Management without Swap [ELC 2013]

Presenter: Howard Cochran, Lexmark International
Summary: This presentation talks about memory management challenges in Linux,
especially in Lexmark devices and limitations of glibc malloc and
also talks about probable solutions.

Tips of Malloc and Free [ELC 2013]

Presenter: Tetsuyuki Kobayashi, Kiyoto Microcomputer
Summary: This session talks about customizing malloc and free library for better troubleshooting.

Controlling Linux Memory Fragmentation and Higher Order Allocation Failure: Analysis, Observations and Results [ELC 2012]

Presenter: Pintu Kumar, Samsung
Summary: This presentation provides information about measuring the memory fragmentation
level and memory fragmentation analysis.

Saving the Power Consumption of the Unused Memory [ELC 2012]

Presenter: Loïc Pallardy
Summary: This talk discusses about DDR power management function called
Partial Array Self-Refresh (PASR).

Software Considerations When Using High-Performance Memory Systems [ELCE 2010]

Presenter: Leif Lindholm
Summary: This presentation aims to explain some of what
goes on underneath your feet when developing software
for modern computer systems.

Visualizing Process Memory [ELC 2009]

Presenter: Matt Mackall
Summary: This presentation talks about memory conservation techniques in Linux
by sharing memory between processes using smem.

Memory...The Most Precious Resource [ELC 2009]

Presenter: Dan Malek
Summary: This presentation talks about usage of memory cgroups with examples
and also talks about out-of-memory killer as well.

Superpages Revisited: Transparent Application of Large TLBs on Embedded Systems [ELC 2009]

Presenter: Paul Mundt
Summary: This session talks about application of large TLBs in a transparent manner to
implement superpages.

Compressed Swap Solution for Embedded Linux [ELC 2008]

Presenter: Alexander Belyakov
Summary: This session talks memory conservation in an embedded world when memory
requirements are constantly growing. One of the ideas explored as part
of this presentation is storage of compressed swap pages in flash.

Avoiding OOM on Embedded Linux [ELC 2008]

Presenter: YoungJun Jang
Summary: This presentation talks about ways of avoid Out-of-memory situation in Linux.

Making a Phone Call With Phase Change Memory [ELC 2008]

Presenter: Justin Treon
Summary: This presentation demonstrates ways to get Linux up on a phone with
memory changed using Phase Change Memory technique.

System-wide Memory Profiling [ELC 2007]

Presenter: Matt Mackall
Summary: This presentation narrates ways to calculate system-wide memory usage
using available information on the Linux system in proc file system.

Flash

Flash Subsystems Status Update [ELCE 2019]

Presenter: Richard Weinberger, sigma star gmbh & Miquèl Raynal, Bootlin
Summary: This talk will give an update on what happened in the
last two years on both Linux and U-Boot flash subsystems.

Better Alignment of Flash Storage to Mobile System Behavior [ELCE 2016]

Presenter: Alex Lemberg, SanDisk Company
Summary: This presentation will cover what storage driver developers
need to know in order to enable mobile/embedded flash devices to
perform faster.

Thermal

Intelligent Power Allocation for Consumer & Embedded Thermal Control[ELC 2016]

Presenter: Ian Rickards, ARM Ltd
Summary: This presentation provides information about new “Intelligent
Power and Allocation “ (IPA) governor.

Making Gadgets Really "cool" [ELC 2013]

Presenter: Noor UI Mubeen, Intel Technology India Pvt Ltd
Summary: This presentation provides information about Tskin's
virtual sensor and Skin zone temperature.

Scheduling

SCHED_DEADLINE: It's Alive! [ELC 2017]

Presenter: Juri Lelli, ARM Ltd.
Summary: In this talk, the speaker does a review of the current set of features
of SCHED_DEADLINE scheduling policy, will deep dive into the details of
all the new features currently under development: CPU capacity and clock
frequency scaling, bandwidth reclaiming, coupling with clock frequency
selection and cgroups support.

SCHED_DEADLINE: A Status Update [ELC 2016]

Presenter: Juri Lelli, ARM Ltd
Summary: This presentation will review current status of the SCHED_DEADLINE feature
and also talks about next set of scheduler enhancements for SCHED_DEADLINE.

Using SCHED_DEADLINE [ELCE 2016]

Presenter: Steven Rostedt, Red Hat
Summary: This talk will discuss how to implement an application
that uses SCHED_DEADLINE as well various issues that one must cope with.

Deadline Miss Detection with SCHED_DEADLINE [ELC 2013]

Presenter: Yoshitake Kobayashi, TOSHIBA Corporation
Summary: This presentation provides information about SCHED_DEADLINE and its evaluation.

Adventures in (simulated) Assymmetric Scheduling [ELC 2013]

Presenter: Pantelis Antoniou, Antoniou Consulting
Summary: This presentation provides information about Paul Turner's
load average patches and Methods of simulating an asymmetric system.

Improvement of Scheduling Granularity for Deadline Scheduler [ELCE 2012]

Presenter: Yoshitake Kobayashi, Toshiba
Summary: This presentation talks about deadline scheduler,
SCHED_DEADLINE and its evaluation.

MTD

Modernizing the NAND Framework: The Big Picture [ELCE 2016]

Presenter: Boris Brezillon, Free Electrons
Summary: This presentation provides an overview of the current
architecture of the MTD and NAND subsystems and highlights
its shortcomings.