I am happy to announce the availability of a document describing methods
of tuning Linux filesystems for eMMC/SDD-based block devices.
This is the culmination of several months of effort, to determine the results
of using different tuning options in the Linux kernel, with different
filesystems
ru
Hello everyone,
I'm asking a personal favor of everyone on this list...
We are now preparing for Embedded Linux Conference Europe,
and as part of this event we will be presenting the results of
a survey (as part of a game).
Please go the URL below, and answer the 20 questions.
Each answer should
Hello all,
The CE Workgroup is now accepting proposals for projects to fund
this year as part of our "Open Project Proposal" period.
Every year (almost) the CE Workgroup of the Linux Foundation
funds a few project intended to improve Linux for use in embedded
products. We are opening up a propos
Greetings,
Like in the past years, the ELCE staff is organizing a technical showcase
for conference participants:
See http://elinux.org/ELCE_2013_Technical_Showcase
The technical showcase is an opportunity:
* For Free and Open Source Software (FOSS) projects to show their
software in actio
On Tuesday, September 17, 2013 8:08 AM Atilla Filiz
[atilla.fi...@essensium.com] wrote:
>
>Generic upgrade infrastructure for embedded systems.
Thanks. This is an interesting project, which I've added to the wiki at:
http://elinux.org/Generic_upgrade_infrastructure_for_embedded_systems
I'll al
Device-tree documentation project
; Summary: Device-tree documentation project
; Proposer: Tim Bird, Sony Mobile
== Description ==
The [[Device Tree]] is a relatively new (for ARM Linux) framework
for specifying the hardware configuration of a board to the Linux Kernel.
New device drivers for ma
Wolfram,
Great proposal! I'm glad to see this, as I think it addresses an important
area of work and enablement in the kernel.
I wish you had used the template, though. :-)
I've put the proposal on the wiki at:
http://elinux.org/Improve_devm_*_and_get_rid_of_boilerplate_code
-- Tim
On Tuesda
On Tuesday, October 01, 2013 4:19 PM, Ezequiel Garcia wrote:
>Improve UBI user space tools
...
Thanks for this proposal. I've saved it on the wiki at:
http://elinux.org/Improve_UBI_user_space_tools
-- Tim
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Ezequiel,
Thanks for this proposal also. Here is a link to the proposal on the wiki:
http://elinux.org/Implement_scatter-gather_lists_support_in_UBI_and_UBIFS
-- Tim
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On Wednesday, October 02, 2013 2:13 AM, Jean-Christophe PLAGNIOL-VILLARD wrote:
>Summary
>===
>
>Fix IRQ Domain DT support issues and gpio IRQ
...
Jean-Christophe,
Given objections raised on the list, and my preference for easy submission
to the elinux wiki, can you re-submit this proposal wi
Well, deadlines are good for spuring last-minute action
Here are a bunch of project proposals from Sony.
; Summary: More robust UBIFS support
; Proposer: Tim Bird, Sony Mobile
== Description ==
UBIFS is the preferred Linux filesystem for large raw NAND flash, but it still
has some stability i
; Summary: CPU Shielding capability
; Proposer: Tim Bird, Sony Mobile
== Description ==
In multi-processor realtime systems, it is sometimes desirable to isolate some
CPUs in
the system to enhance their capability to maintain realtime performance.
Normally, when the Linux kernel is running in a
; Summary: Support dumping user-space stack from kernel
; Proposer: Tim Bird, Sony Mobile
== Description ==
Currently, a function like dump_stack() (which internally calls
dump_backtrace()) is limited to showing the the dump of kernel stack only.
In some situations it would be useful to get the
; Summary: Compressed printk messages
; Proposer: Tim Bird - Sony Mobile Communications
== Description ==
Attempts have been made in the past to compress printk messages to save kernel
runtime footprint. There is an option to disable all printks, but many embedded
developers do not use it, even w
; Summary: Kernel module binary compatibility with debug features
; Proposer: Tim Bird, Sony Mobile
== Description ==
Sometimes, the workflow for embedded systems include obtaining kernel modules
from
3rd party vendors or other software teams. In certain situations, it can be
difficult
to re-co
; Summary: Overwrite detection for kernel text and read-only data
; Proposer: Tim Bird, Sony Mobile
== Description ==
In embedded systems, drivers or other subsystems can easily (mistakenly)
overwrite kernel text or kernel read-only area. It can be very difficult to
debug
who is overwriting ker
; Summary: Support asymetric RSA in Crypto API
; Proposer: Tim Bird, Sony Mobile
== Description ==
The current AF_ALG interface to user space only
supports hash and symmetric algorithms.
Some user applications may want to utilize HW
crypto engine's asymetric algorithm, like RSA.
The purpose of thi
On Wednesday, October 02, 2013 1:32 PM, Bird, Tim wrote:
>A significant difficulty is that the kernel memory for ARM is currently mapped
>by
>section (that is, using 1MB sections). This means that small memory areas
>cannot be individually re-mapped RO on page boundaries. If th
(For the benefit of Christopher and Dmitry, who are CC'ed and might not
know what this is all about - the CE Workgroup of the Linux Foundation
periodically funds contract work for items of interest to member companies
or the industry in general. This is one such proposal, by Sony Mobile.
Please co
; Summary: Add device-tree support to the pn544 NFC driver
; Proposer: Tim Bird, Sony Mobile
== Description ==
The NXP PN544 NFC chipset is used in a very large number of Linux-based devices.
The driver in mainline was submitted by developers at Nokia, and was last
worked on in 2011. It is missin
On Wednesday, October 02, 2013 3:41 PM, Bird, Tim wrote:
>== Description ==
>The NXP PN544 NFC chipset is used in a very large number of Linux-based
>devices.
>The driver in mainline was submitted by developers at Nokia, and was last
>worked on in 2011.
OK - this is not right.
; Summary: Add support for CONFIG_NUMA to ARM
; Proposer: Tim Bird, Sony Mobile
== Description ==
ARM does not currently support CONFIG_NUMA. In some embedded products,
it is useful to treat separate sections of memory as non-uniform, even
if the hardware is only presenting a single, uniform rang
On Wednesday, October 02, 2013 11:27 PM, Artemi Ivanov wrote:
>
>; Summary: Android boot time improvements
>; Proposer: Artemi Ivanov
>
>== Description ==
>Android boot time could be dramatically improved by leveraging
>checkpoints/snapshots approaches (might be sufficient for variety of
>produc
On Wednesday, October 02, 2013 11:28 PM, Artemi Ivanov wrote:
>
>; Summary: Setup LTSI Testing/Validation infrastructure
Thanks - wiki page at:
http://elinux.org/Setup_LTSI_Testing/Validation_infrastructure
-- Tim
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On Thursday, October 03, 2013 2:28 AM, Jean-Christophe PLAGNIOL-VILLARD wrote:
>here I get board with a full system + QT UI in 300ms running from cold start.
Wow! That's really impressing. Can you provide any details? Is that from
power on
to Qt driving the gui with an image up? Are you doing
On Wednesday, October 02, 2013 6:37 PM, Lucas De Marchi wrote:
> Why not use the isolcpus on the kernel command line? It doesn't depend
> on cgroups. Do you really need to configure this at runtime?
Good questions. I hadn't heard of isolcpus. I'll have to ask the Sony
team interested in this if
Hello everyone,
I am now officially soliciting bids for the contract projects listed at:
http://elinux.org/Project_Proposals_for_2013
You can find detailed instructions for bidding at:
http://elinux.org/CEWG_project_bidding_instructions
The time is unfortunately not very long for bids to be
rece
Hey everyone,
I'm finishing up my slides for ELC Europe, and I thought for some fun I'd
introduce a new section in my talk. This is my perennial "Status of Embedded
Linux" talk, and I usually give information about technologies that are
recently introduced or under development for the Linux kerne
On Wednesday, October 09, 2013 2:22 PM, Yann E. MORIN wrote:
> Not sure it really applies, but there was this crazy (russian?) guy who
> managed to run Linux on an 8-bit micro-controller:
> http://dmitry.gr/index.php?r=05.Projects&proj=07.%20Linux%20on%208bit
>
> TL;DR: the guy wrote a basic V
On Friday, November 08, 2013 2:41 PM, Richard Weinberger wrote:
> IMHO we should not only focus on the user interface.
> Customers often ask me for the following two features:
>
> - A tool to extract files from an UBIFS image (AKA ubidump).
> - Fastmap support for the ubinize tool to generate fastm
ELC Europe followers or interested parties...
Many slide decks and some videos from ELC Europe are now available.
The slides and videos on LF's web site are published here:
http://events.linuxfoundation.org/events/embedded-linux-conference-europe
under the heading "Event Recap".
A YouTube playli
On Thursday, November 21, 2013 12:19 AM, Thomas Petazzoni wrote:
> Do you know what should be done to make the slides of a given
> conference appear on the events.linuxfoundation.org page? I've uploaded
> my slides on elinux.org and they appear here. I've also uploaded them
> in the "CfP" interfac
= start of quoted message
On Tuesday, November 19, 2013 2:42 PM, Ezequiel García wrote:
> I'd like to know what ever happened to the "Boot U-Boot from UBI
> volume" proposal,
> as it seemed a very interesting project.
>
> Currently I'm working in a product with a _very
On Monday, December 02, 2013 12:58 PM, Ezequiel García
[ezequ...@vanguardiasur.com.ar] wrote:
> On 22 November 2013 17:02, Bird, Tim wrote:
> > Sorry for the slow response. I had hoped to be able to
> > announce the results of the voting actually during the week
> > o
I am pleased to announce the projects to be sponsored by the CE Workgroup
for the next year. In September, the CEWG had an open project proposal
period, where we solicited project ideas from the community and from workgroup
members. In October, at our Architecture Group meeting, we did a technica
On Friday, December 27, 2013 4:27 PM, Ezequiel García wrote:
> On 10 December 2013 19:05, Bird, Tim wrote:
> [..]
> >
> > Here is the list of projects that the CE working group decided to fund:
> >
> > 1. Setup LTSI testing/validation infrastructure
> > 2. CP
On Monday, December 30, 2013 9:56 AM, Ezequiel García
[ezequ...@vanguardiasur.com.ar] wrote:
>
> If the "status" tag looks good, then let's keep it for projects that
> are not selected
> for sponsor and add the details about it at the bottom. Something like this?
>
> http://elinux.org/Improve_UBI_
> Done! Feel free to review and suggest any further improvement.
>
> Thanks a lot for providing all this information,
Thanks for getting this on the wiki.
-- Tim
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Hello everyone,
The CE workgroup of the Linux Foundation would like to invite you
to make a presentation at our upcoming Embedded Linux Conference.
The conference will be held April 29 - May 1 in San Jose,
California.
For general information about the conference, See
http://events.linuxfoundati
This time, with a subject line...
(Sorry if for the dup.)
Hello everyone,
The CE workgroup of the Linux Foundation would like to invite you
to make a presentation at our upcoming Embedded Linux Conference.
The conference will be held April 29 - May 1 in San Jose,
California.
For general informa
Hello everyone,
I am conducting research for the CE Workgroup of the Linux
Foundation regarding the reasons that Linux kernel developers
do NOT submit their changes upstream. The intended
participants for this survey are developers who have modified
the Linux kernel, but who, for one reason or an
Hey everyone,
In my previous announcement about the Call for Proposals for
Embedded Linux Conference Europe, I wrote that proposals were due June 7
(today).
This was a typo on my part. They are actually due by midnight (PDT), June 17th.
For detailed information about submitting a proposal, ple
Hey everyone,
This is just a quick reminder that June 17 (today) is the deadline for
submitting a proposal for a Embedded Linux Conference Europe.
The conference will be held October 5 - 7 in Dublin, Ireland.
The CFP is at:
http://events.linuxfoundation.org/events/embedded-linux-conference-eu
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