[OE-core] [PATCH 0/4] linux-yocto: build changes, 4.1 and libc-headers

[Bruce Ashfield]

On Wed, Jul 22, 2015 at 10:03 AM, Bruce Ashfield
<bruce.ashfield at gmail.com> wrote:
> On Tue, Jul 21, 2015 at 11:21 AM, Bruce Ashfield
> <bruce.ashfield at windriver.com> wrote:
>> Hi all,
>>
>> This series absolutely needs some more testing and runs through the
>> autobuilder, but I've done pretty much all I can do with it here.
>>
>> I have more changes to the build process that will follow this, but
>> these changes need to show that they are stable, so here's the first
>> blast.
>>
>> With this series:
>>
>>   - I create the 4.1, and 4.1-rt linux-yocto content. This will be
>>     the new LTSI kernel. Deletion of 3.14 and 3.19 will follow once
>>     all machines have been moved forward.
>>
>>   - libc-headers updated to match the 4.1 kernel version.
>>
>> And the one that could cause some issues/compatibility issues is the
>> split of the kernel configuration data from the kernel tree itself.
>>
>> From the commit log:
>>
>>   The linux-yocto tree has always been a combined set of kernel changes
>>   and configuration (meta) data carried in a single tree. While this
>>   format is effective at keeping kernel configuration and source
>>   modifications synchronized, it isn't always obvious to developers on
>>   how to manipulate the meta data versus the source.
>>
>>   With this change, we remove the meta data processing from the
>>   kernel-yocto class and use the external meta-data repository that
>>   has always been used to seed the linux-yocto meta branch.
>>
>>   After this change, linux-yocto can no longer process combined trees,
>>   and is simplified as a result.
>>
>> I'm interested to find out if we get any breakages or severe compability
>> issues with the change. I don't want to support both variants of the
>> meta data (in and out of tree), since the goal is to reduce complexity
>> in the code. Once this change lands, I'll further streamline things.
>>
>> I've built core-image-kernel-dev and boot tested the qemu* machines.
>> qemuppc continues to show a boot failure with systemd, but we have a
>> bugzilla to track that.
>>
>> I'm now doing graphical testing, but wanted to get this out and soaking
>> for other images types while I wait for builds to churn.
>
> As a follow up, my qemuarm boots that worked on Friday, are now hanging.
> I'm bisecting to find out what happened.

And a final follow up.

qemuarm (console and graphics) works fine .. but only if you use gcc
4.9.x, gcc 5.1
is doing something evil.

We've looked into this in the past, so it is a known issue, but I need
to handle these
separately.

Cheers,

Bruce

>
> But I have tested graphics on x86 and mips without issue.
>
> Cheers,
>
> Bruce
>
>>
>> Cheers,
>>
>> Bruce
>>
>> The following changes since commit 0f8d89ce66cfffccc9911d6c61470a585173b79d:
>>
>>   core-image-lsb-sdk: use kernel-devsrc to ensure kernel module builds work (2015-07-20 10:40:42 +0100)
>>
>> are available in the git repository at:
>>
>>   git://git.pokylinux.org/poky-contrib zedd/kernel
>>   http://git.pokylinux.org/cgit.cgi/poky-contrib/log/?h=zedd/kernel
>>
>> Bruce Ashfield (4):
>>   linux-yocto: split meta data from kernel repository
>>   kern-tools: standalone tree configuration
>>   linux-libc-headers: update to 4.1
>>   linux-yocto: introduce 4.1 versioned recipes
>>
>>  meta/classes/kernel-yocto.bbclass                  | 76 ++--------------------
>>  meta/conf/distro/include/tcmode-default.inc        |  2 +-
>>  .../kern-tools/kern-tools-native_git.bb            |  2 +-
>>  .../linux-libc-headers/linux-libc-headers.inc      |  2 +
>>  .../linux-libc-headers/linux-libc-headers_3.19.bb  |  7 --
>>  .../linux-libc-headers/linux-libc-headers_4.1.bb   |  7 ++
>>  meta/recipes-kernel/linux/linux-yocto-dev.bb       |  5 +-
>>  meta/recipes-kernel/linux/linux-yocto-rt_3.14.bb   |  7 +-
>>  meta/recipes-kernel/linux/linux-yocto-rt_4.1.bb    | 26 ++++++++
>>  meta/recipes-kernel/linux/linux-yocto-tiny_3.14.bb |  7 +-
>>  meta/recipes-kernel/linux/linux-yocto-tiny_3.19.bb |  7 +-
>>  meta/recipes-kernel/linux/linux-yocto-tiny_4.1.bb  | 23 +++++++
>>  meta/recipes-kernel/linux/linux-yocto_3.14.bb      |  7 +-
>>  meta/recipes-kernel/linux/linux-yocto_3.19.bb      |  7 +-
>>  meta/recipes-kernel/linux/linux-yocto_4.1.bb       | 41 ++++++++++++
>>  15 files changed, 129 insertions(+), 97 deletions(-)
>>  delete mode 100644 meta/recipes-kernel/linux-libc-headers/linux-libc-headers_3.19.bb
>>  create mode 100644 meta/recipes-kernel/linux-libc-headers/linux-libc-headers_4.1.bb
>>  create mode 100644 meta/recipes-kernel/linux/linux-yocto-rt_4.1.bb
>>  create mode 100644 meta/recipes-kernel/linux/linux-yocto-tiny_4.1.bb
>>  create mode 100644 meta/recipes-kernel/linux/linux-yocto_4.1.bb
>>
>> --
>> 2.1.0
>>
>> --
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>> Openembedded-core at lists.openembedded.org
>> http://lists.openembedded.org/mailman/listinfo/openembedded-core
>
>
>
> --
> "Thou shalt not follow the NULL pointer, for chaos and madness await
> thee at its end"



-- 
"Thou shalt not follow the NULL pointer, for chaos and madness await
thee at its end"