Re: What would you like to cross-compile?

2011-08-29 Thread Dechesne, Nicolas
On Mon, Aug 29, 2011 at 7:17 PM, Ricardo Salveti  wrote:

> > We (Developer Platform) are looking into making Ubuntu/Debian more
> > cross-compile friendly. In order to
> > decide what to focus on on first, I'd like to ask from input from you
> > - what would you like to be able to
> > cross-compile for the Linaro Ubuntu evaluation builds? We know a lot
> > of people (everyone?) cross-compiles
> > kernels already, and don't need help from distribution. What else do
> > people compile often enough that
> > cross-compiling would help?
>

i would add GST as well as it's usually customized/patched. i would also
like to be able to

1- use systemtap with a cross compiled .deb kernel
2- use dkms with a cross compiled .deb kernel (see
https://bugs.launchpad.net/dkms/+bug/666267 which has been set as won't fix
recently...)

the point is that using a cross compile .deb kernel is nice since we very
often rebuild kernel, but we have out-of-tree modules (like for graphics
acceleration) that are using dkms... honestly i am not too sure about what
the exact problem is, but since you are asking for intputs ;-)

i think both 1 and 2 are related since using systemtap requires to build a
kernel module on the target (like dkms).

nicolas
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Re: ARM summit at Plumbers 2011

2011-08-29 Thread Jeff Law
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Hash: SHA1

On 08/28/11 22:02, Jon Masters wrote:
> On Tue, 2011-08-23 at 17:11 +0100, Steve McIntyre wrote:
> 
>> UPDATE: we've not had many people confirm interest in this event
>> yet, which is a shame. If you would like to join us for this
>> session, please reply and let me know. If we don't get enough
>> interest by the end of Sunday (28th August), then we'll have to
>> cancel the meeting.
> 
> I'm obviously confirming, but I'll repeat that for the record. My 
> interests here include helping to lead up Fedora's ARMv7 efforts,
> but also wider ARM platform standardization (boot, device
> enumeration, multi-arch, ABI, kernel consolidation, and many other
> things).
> 
> If there's at least representation from a few of the distros (as it 
> seems is the case at this point) then I think it's worthwhile having
> the formal slots. Nothing is lost in so doing. In any case, many
> discussions will take place if we have the opportunity to do so.
I've certain got an interest in hashing out ARM relative issues from a
tools standpoint.  So count me in.

jeff

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Re: What would you like to cross-compile?

2011-08-29 Thread Ricardo Salveti
On Mon, Aug 29, 2011 at 5:45 PM, Dechesne, Nicolas  wrote:
>
>
> On Mon, Aug 29, 2011 at 7:17 PM, Ricardo Salveti
>  wrote:
>>
>> > We (Developer Platform) are looking into making Ubuntu/Debian more
>> > cross-compile friendly. In order to
>> > decide what to focus on on first, I'd like to ask from input from you
>> > - what would you like to be able to
>> > cross-compile for the Linaro Ubuntu evaluation builds? We know a lot
>> > of people (everyone?) cross-compiles
>> > kernels already, and don't need help from distribution. What else do
>> > people compile often enough that
>> > cross-compiling would help?
>
> i would add GST as well as it's usually customized/patched. i would also
> like to be able to
>
> 1- use systemtap with a cross compiled .deb kernel
> 2- use dkms with a cross compiled .deb kernel (see
> https://bugs.launchpad.net/dkms/+bug/666267 which has been set as won't fix
> recently...)
>
> the point is that using a cross compile .deb kernel is nice since we very
> often rebuild kernel, but we have out-of-tree modules (like for graphics
> acceleration) that are using dkms... honestly i am not too sure about what
> the exact problem is, but since you are asking for intputs ;-)
>
> i think both 1 and 2 are related since using systemtap requires to build a
> kernel module on the target (like dkms).

Yeah, we should work to get this bug fixed, it's been around for quite
a while already =\

This month we'll spend time making Systemtap to work out-of-the-box
with the Linaro images, so will also put this bug as a requirement, so
we can try to get it fixed for the 11.09 release.

Cheers,
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Re: What would you like to cross-compile?

2011-08-29 Thread Ricardo Salveti
On Mon, Aug 29, 2011 at 3:54 PM, Jani Monoses  wrote:
> On 08/29/2011 08:17 PM, Ricardo Salveti wrote:
>>
>> Cross posting at ubuntu-devel.
>>
>> On Mon, Aug 29, 2011 at 11:22 AM, Riku Voipio
>>  wrote:
>>>
>>> Hi,
>>>
>>> We (Developer Platform) are looking into making Ubuntu/Debian more
>>> cross-compile friendly. In order to
>>> decide what to focus on on first, I'd like to ask from input from you
>>> - what would you like to be able to
>>> cross-compile for the Linaro Ubuntu evaluation builds? We know a lot
>>> of people (everyone?) cross-compiles
>>> kernels already, and don't need help from distribution. What else do
>>> people compile often enough that
>>> cross-compiling would help?
>>
>>  From previous experience I remember there were a lot of people wanting
>> to be able to cross build Qt, as it takes almost one day to build it
>> at Launchpad's builders.
>
> Any of the other packages that take long to build on ARM - LibO,
> chromium-browser, firefox, especially since they have their own de-facto
> maintainers who then would not need to ask for ARM hw just to debug failed
> builds - assuming the build issues are reproduced just as accurately as the
> build-results on a cross setup :)

Yeah, those are all huge projects and probably also a good test case
for the cross-toolchain in general :-)

> Out of curiosity does focusing on a set of packages mean making all their
> build-deps multiarch/cross build friendly?

Yup, that's the idea. Riku helped porting a bunch of packages to
multiarch, but we'd also like to use and test the common use cases so
we can show that this actually work ;-)

Cheers,
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Re: What would you like to cross-compile?

2011-08-29 Thread Ricardo Salveti
Cross posting at ubuntu-devel.

On Mon, Aug 29, 2011 at 11:22 AM, Riku Voipio  wrote:
> Hi,
>
> We (Developer Platform) are looking into making Ubuntu/Debian more
> cross-compile friendly. In order to
> decide what to focus on on first, I'd like to ask from input from you
> - what would you like to be able to
> cross-compile for the Linaro Ubuntu evaluation builds? We know a lot
> of people (everyone?) cross-compiles
> kernels already, and don't need help from distribution. What else do
> people compile often enough that
> cross-compiling would help?

>From previous experience I remember there were a lot of people wanting
to be able to cross build Qt, as it takes almost one day to build it
at Launchpad's builders.

Besides that being able to cross build the deliverables from other
Linaro WGs would also be a good start, like:
 * glcompbench
 * glmark2
 * powertop
 * powerdebug
 * libjpeg-turbo

Cheers,
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Re: Being less active in the project

2011-08-29 Thread Daniel Holbach
Hello Bhavani,

Am 29.08.2011 10:01, schrieb Bhavani Shankar R:
> Pertaining to the above subject, After a long thought, I've decided to
> be a "bit less active" in the project due to my ever increasing demand
> in real life handling MBA studies and full time work I am afraid that
> I wont be able to dedicate the time I used to do before to the
> project.

All the best with your studies and thanks for all the work you put into
Ubuntu! :)

Have a great day,
 Daniel

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Being less active in the project

2011-08-29 Thread Bhavani Shankar R
Hello list and dear fellow developers,

Pertaining to the above subject, After a long thought, I've decided to
be a "bit less active" in the project due to my ever increasing demand
in real life handling MBA studies and full time work I am afraid that
I wont be able to dedicate the time I used to do before to the
project. I'm writing this mail very reluctantly. I will however remain
in the MOTU team and an Ubuntu member and squeeze in time over weekend
to help out my small bit on the sponsors team and doing occasional
uploads so that I'll still remain around and totally wont go.

Thanks for all who have helped me out in this project and in
particular to Daniel Holbach and Benjamin Drung for being one of the
finest mentors and the finest individuals I've ever interacted with in
my life. As I said the list is long and I want to say a Big Thank you
for all again :)

Good luck going forward on the project and thanks again for everything :)

Thanks and Warm regards,

-- 
Bhavani Shankar
Ubuntu Developer   |  www.ubuntu.com
https://launchpad.net/~bhavi

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