On 15 December 2011 13:06, Linus Walleij linus.wall...@linaro.org wrote:
On Thu, Dec 15, 2011 at 1:16 PM, Daniel Lezcano
daniel.lezc...@linaro.org wrote:
[Me]
It is easy to reproduce with 'time sleep 1' where the timer expires 1, 2
or 3 seconds later.
It seems that does not happen with
On 8 December 2011 15:23, Andrew Stubbs andrew.stu...@linaro.org wrote:
On Thu 08 Dec 2011 14:59:02 GMT, Amber Graner wrote:
The benefits of becoming a Community Contributor will include:
* a Linaro e-mail address
* the right to carry Linaro business cards (we supply the artwork,
youprint
On 1 December 2011 19:14, David Zinman david.zin...@linaro.org wrote:
A request has been received to discontinue Linaro's support for the
Beagleboard and Beagleboard-xM hardware.
The following conditions will be applied for the 2012.01 release cycle:
* There will be no more LEB or Linaro
On 7 November 2011 09:57, Zygmunt Krynicki zygmunt.kryni...@linaro.org wrote:
W dniu 04.11.2011 15:35, David Gilbert pisze:
Hi,
I've got a pthread test that is the fall out of a bug fix which is a
good test
of kernel and libc and would like to add it into Lava.
I'm told that I
On 7 November 2011 15:07, Paul Larson paul.lar...@linaro.org wrote:
Hi David, first off, thanks for bringing this forward. We really appreciate
getting additional tests into lava, especially those that the engineers
really care about.
Is this test part of an existing test suite? For
Hi,
The attached test intermittently fails on my panda running the 11.09
(3.0.0-1404-linaro-lt-omap) kernel;
but it works on guinep and Michael's ursa and pavo running much older
kernels; I'd appreciate it if
people could try it on whatever machine with whatever kernel they
have and report the
On 28 September 2011 11:18, Daniel Lezcano daniel.lezc...@linaro.org wrote:
Hi all,
here are some tests to test the cpu hotplug.
Any feedback would be appreciate
Thanks a lot
-- Daniel
Test 3: check the affinity does not work on an online cpu
On 14 September 2011 13:03, James Westby james.wes...@linaro.org wrote:
Getting a bootchart can show very quickly where the problem areas are.
I believe that you just need to install the bootchart package and
reboot, and the data appear under /var/log/bootchart. If you install the
On 6 September 2011 14:38, Mans Rullgard mans.rullg...@linaro.org wrote:
I have an old kernel patch somewhere that allows userspace to read the
ID register
by emulating the relevant MRC in the illegal instruction trap handler.
Perhaps
this is something worth reviving. With this approach,
On 2 September 2011 05:35, Anca Emanuel anca.eman...@gmail.com wrote:
Is there an tutorial to install qemu in ubuntu and run some linaro image ?
I want to test it.
I'm not aware of a tutorial;
You can grab the latest qemu-linaro release from:
https://launchpad.net/qemu-linaro/+download
If
On 1 September 2011 10:40, Andrew Stubbs a...@codesourcery.com wrote:
Hi all,
I'm currently trying to get GCC to auto-detect what CPU to optimize for by
finding out what CPU it's actually running on (the user would only have to
pass -mcpu=native). It does this simply by reading /proc/cpuinfo.
On 26 August 2011 15:36, Andy Doan andy.d...@linaro.org wrote:
The 11.08 release includes some commonly used pre-built images. This
mean you can now download a single file and dd it to your SD card
without having to use linaro-media-create.
The images just use the l-m-c defaults. ie, there's
On 4 August 2011 14:52, James Tunnicliffe james.tunnicli...@linaro.org wrote:
I have seen poor performance when DDing to a card, which I assume is
because dd is not writing large aligned chunks. If we can dd the first
meg or so of data onto the card, then write in 4MB chunks that are all
4MB
On 4 August 2011 15:28, James Tunnicliffe james.tunnicli...@linaro.org wrote:
On 4 August 2011 14:56, David Gilbert david.gilb...@linaro.org wrote:
On 4 August 2011 14:52, James Tunnicliffe james.tunnicli...@linaro.org
wrote:
I have seen poor performance when DDing to a card, which I assume
On 27 July 2011 11:48, James Tunnicliffe james.tunnicli...@linaro.org wrote:
Hi,
First we have duplication of hardware packs, but not the checksum
files and GPG signatures to go with them. The hardware packs are
hardware, not distribution specific, so it is difficult to justify to
have them
On 12 July 2011 11:43, Dave Martin dave.mar...@linaro.org wrote:
Just for context, I had a quick play to get a feel for the feasibility of
implementing this directly, without relying either on a VDSO or on IFUNC.
I originally thought about doing something similar to what you've done
with the
On 12 July 2011 13:40, Dave Martin dave.mar...@linaro.org wrote:
On Tue, Jul 12, 2011 at 01:10:24PM +0100, David Gilbert wrote:
Does it help address rth's concerns though?
Which ones in particular?
Good question - hence my prompt to rth at the bottom; I know he originally
asked why not go
On 11 July 2011 09:36, Dave Martin dave.mar...@linaro.org wrote:
On Sat, Jul 09, 2011 at 12:29:01AM +0100, Peter Maydell wrote:
On 8 July 2011 19:32, Nicolas Pitre nicolas.pi...@linaro.org wrote:
On Fri, 8 Jul 2011, Dave Martin wrote:
On Fri, Jul 08, 2011 at 12:21:27AM +0100, David Gilbert
On 11 July 2011 12:30, Dave Martin dave.mar...@linaro.org wrote:
On Mon, Jul 11, 2011 at 10:42:27AM +0100, Richard Sandiford wrote:
Dave Martin dave.mar...@linaro.org writes:
IFUNC doesn't solve the problem because either it gets resolved
lazily (violating the above principle (*)), or we
On 5 July 2011 15:49, Dave Martin dave.mar...@linaro.org wrote:
On Fri, Jul 1, 2011 at 6:10 PM, David Gilbert david.gilb...@linaro.org
wrote:
Hi All,
I've just submitted the patches for the 64 bit atomic stuff to the
gcc-patches list.
Richard Henderson has raised the question of why
Hi All,
I've just submitted the patches for the 64 bit atomic stuff to the
gcc-patches list.
Richard Henderson has raised the question of why the ARM commpage isn't a full
VDSO and, if it was, then it would make the version number check a lot simpler.
What's the history behind this/how big a
On 29 June 2011 23:40, AJ ONeal coola...@gmail.com wrote:
The cards are from the same manufacturer, and exactly the same size.
Is the ID of the card as reported by
/sys/class/mmc_host/mmc0/mmc0:0001/manfid and oemid
(adjust path to your SD card interface) the same for the cards that
work and the
On 10 June 2011 20:38, Nicolas Pitre nicolas.pi...@linaro.org wrote:
On Fri, 10 Jun 2011, David Gilbert wrote:
On 25 May 2011 04:45, Nicolas Pitre nicolas.pi...@linaro.org wrote:
snip
FWIW, here's what the kernel part might look like, i.e. for
compatibility with pre ARMv6k systems
On 25 May 2011 04:45, Nicolas Pitre nicolas.pi...@linaro.org wrote:
snip
FWIW, here's what the kernel part might look like, i.e. for
compatibility with pre ARMv6k systems (beware, only compile tested):
snip
Hi Nicolas,
I've just about got a set of gcc backend changes working for the inline
On 31 May 2011 15:35, Richard Earnshaw rearn...@arm.com wrote:
I think the difficulty here is that glibc expects either the compiler,
or libgcc to provide the sync primitives; and while GCC can tie the
inlined copy of the primitive to use of CPUs with the relevant
instruction, the libgcc
On 25 May 2011 04:45, Nicolas Pitre nicolas.pi...@linaro.org wrote:
FWIW, here's what the kernel part might look like, i.e. for
compatibility with pre ARMv6k systems (beware, only compile tested):
OK, so that makes a eglibc part for that pretty easy.
For things like fetch_and_add (which I can
On 20 May 2011 17:39, Kurt Taylor kurt.r.tay...@gmail.com wrote:
On Fri, May 20, 2011 at 1:44 AM, Eric Miao eric.m...@linaro.org wrote:
Hi all,
When debugging video playback performance issue, we found that pulseaudio is
eating up 100% cpu time. Just in case someone else is having the samilar
On 20 May 2011 17:50, Paul Larson paul.lar...@linaro.org wrote:
I don't quite understand your maths there; if you look at the Ubuntu ARM
images
they are 540MB for netbook and 200MB for headless (compressed).
So at 6 boards to support that's ~4.2GB/month or ~50GB/year which is a lot
less
On 20 May 2011 18:27, Peter Maydell peter.mayd...@linaro.org wrote:
On 20 May 2011 18:10, David Gilbert david.gilb...@linaro.org wrote:
On 20 May 2011 17:50, Paul Larson paul.lar...@linaro.org wrote:
The Ubuntu Images have an extra bit that happens on first boot where it
expands itself
On 19 May 2011 16:49, Ken Werner k...@linux.vnet.ibm.com wrote:
On 05/19/2011 12:40 PM, David Rusling wrote:
Is this going to end up in a blueprint? This is the last loose end of
SMP / atomic memory operations work and I'd like to see it happen
Hi,
Yep, there is one (kind of a skeleton)
2011/5/6 Christian Robottom Reis k...@linaro.org:
On Thu, May 05, 2011 at 04:08:01PM +0100, Måns Rullgård wrote:
Incidentally, this ties into the question sent earlier this week which
had to do with Nico's work item in:
On 5 May 2011 17:45, Deepak Saxena dsax...@plexity.net wrote:
On May 05 2011, at 16:46, David Gilbert was caught saying:
On 5 May 2011 16:08, Måns Rullgård m...@mansr.com wrote:
David Gilbert david.gilb...@linaro.org writes:
Not quite:
a) Neon memcpy/memset is worse on A9 than non-neon
On 5 May 2011 18:17, Måns Rullgård m...@mansr.com wrote:
David Gilbert david.gilb...@linaro.org writes:
On 5 May 2011 16:08, Måns Rullgård m...@mansr.com wrote:
David Gilbert david.gilb...@linaro.org writes:
Not quite:
a) Neon memcpy/memset is worse on A9 than non-neon versions (better
On 5 May 2011 18:44, Måns Rullgård m...@mansr.com wrote:
The relative performance of NEON vs non-NEON seems to depend a lot on
the size (relative to cache), alignment, and whether or not any
prefetching (explicit PLD, automatic, or preload engine) is used.
Yes, agreed - Neon does very well in
I'm curious; do we have any interaction with the autotest project - it
seems it's whole point is automated kernel testing,.
http://autotest.kernel.org/ and test.kernel.org
Dave
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On 9 March 2011 19:15, Tom Gall tom.g...@linaro.org wrote:
Going deeper it's pretty easy to spot low hanging fruit:
From fs - Do we need afs, jfs, code, minix, hpfs, xfs, hfs, hfsplus,
gfs2, reiserfs... I'm thinking no.
From drivers - net and media make about about 1/3rd of the 28 meg in
On 10 February 2011 13:14, Mirsad Vojnikovic
mirsad.vojniko...@linaro.org wrote:
On 10 February 2011 04:30, David Gilbert david.gilb...@linaro.org wrote:
OK, there were a few cases I was thinking here:
1) A batch of new machines arrives in the data centre; they are
apparently
identical
On 4 February 2011 21:53, Paul Larson paul.lar...@linaro.org wrote:
Hi Mirsad, I'm looking at the recent edits to
https://wiki.linaro.org/Platform/Validation/Specs/ValidationScheduler and
wanted to start a thread to discuss. Would love to hear thoughts from
others as well.
We could
On 27 January 2011 17:20, Marcus Shawcroft marcus.shawcr...@arm.com wrote:
* libffi/hardfp changes are mostly complete and upstream
These changes are ready to go upstream or they are upstream ? I don;t see any
patch on libffi-discuss
These are written and I'm waiting for internal sign off
On 20 January 2011 18:30, Loïc Minier loic.min...@linaro.org wrote:
Hey
As a followup to IRC conversations around backports, releases and QA
today, I'd like to hear what others think of our Linaro PPAs. I'll
start with some history and proposals:
To my mind the important
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