[yocto] Poky 1.3_M3 branch does not work with linux-yocto 3.0 kernel ?

[Bruce Ashfield]

On Tue, Aug 28, 2012 at 3:34 PM, Darren Hart <darren.hart at intel.com> wrote:
> On 08/27/2012 08:18 PM, Bruce Ashfield wrote:
>> On 12-08-27 8:14 PM, Saxena, Rahul wrote:
>>> Hi,
>>>
>>> I am building a BSP (meta-cedartrail) using 1.3 M3 branch of Poky.
>>>
>>> When I try to boot a image such as core-image-sato, I get kernel panic
>>> and errors such as:
>>>
>>> VFS: Cannot open root device “ram0” or unkown-block(0,0)
>>>
>>> Please append a correct “root=” boot option; here are the available
>>>
>>> partitions:
>>>
>>> VFS: unable to mount root fs on unknown block(0,0)
>>>
>>> User configuration error – no valid rootfilesystem found
>>>
>>> I do see that the root file system exists in
>>> cedartrail-poky-linux/core-image-sato-1.0-r0/rootfs dir..
>>>
>>> I did not see this problem when I uses a earlier commit of the Poky
>>> master branch.
>>>
>>> It seems like something broke with 1.3 M3 branch that prevents a proper
>>> build with 3.0 kernel. I do need to build my BSP with 3.0 kernel.
>>>
>>> (I was also told by Laurentiu Serban that 1.3 M3 Full Pass testing does
>>> not include testing with the 3.0 kernel)
>>>
>>> Any suggestions would be most welcome. I do need to build my BSP with
>>> the 3.0 kernel.
>>
>> Hmm. It should work, I booted one not that long ago. Can you force
>> qemux86 to prefer the 3.0 kernel and see if that boots ? That would
>> at least start to isolate the potential problem areas.
>
> However, won't 3.0 be removed for the 1.3 release? Keeping with 3.4 and 3.2?

For 1.3 the 3 kernel sliding window plan was 3.4, 3.2 and 3.0 with 2.6.37 being
voted off the island. Or did you mean 1.4 ? Regardless, anything using 3.0 needs
to be updated since it's time is running short! :)

Cheers,

Bruce

>
> --
> Darren
>
>>
>> Bruce
>>
>>>
>>> Thanks
>>>
>>> Rahul
>>>
>>
>
>
> --
> Darren Hart
> Intel Open Source Technology Center
> Yocto Project - Linux Kernel
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