On 11/8/20 4:19 PM, Sasha Levin wrote:
> On Wed, Nov 04, 2020 at 06:34:50PM -0800, Guenter Roeck wrote:
>> On 11/4/20 8:18 AM, Sasha Levin wrote:
>>> On Wed, Nov 04, 2020 at 03:37:09PM +0100, Greg KH wrote:
>>>> On Wed, Nov 04, 2020 at 06:12:30AM -0800, Guenter Roeck wrote:
>>>>> Building ia64:defconfig ... failed
>>>>> --------------
>>>>> Error log:
>>>>> drivers/acpi/numa.c: In function 'pxm_to_node':
>>>>> drivers/acpi/numa.c:49:43: error: 'numa_off' undeclared
>>>>
>>>> Caused by 8a3decac087a ("ACPI: Add out of bounds and numa_off
>>>> protections to pxm_to_node()"), I'll go drop it.
>>>>
>>>> Sasha, you didn't queue this up to 4.9, but you did to 4.4?
>>>>
>>>>>
>>>>> Building powerpc:defconfig ... failed
>>>>> --------------
>>>>> Error log:
>>>>> arch/powerpc/kvm/book3s_hv.c: In function ‘kvm_arch_vm_ioctl_hv’:
>>>>> arch/powerpc/kvm/book3s_hv.c:3161:7: error: implicit declaration of function ‘kvmhv_on_pseries’
>>>>
>>>> Caused by 05e6295dc7de ("KVM: PPC: Book3S HV: Do not allocate HPT for a
>>>> nested guest"), I'll go drop this.
>>>>
>>>> Sasha, why did you only queue this up to 4.4 and 5.4 and 5.9 and not the
>>>> middle queues as well?
>>>
>>> Originally it got queued everywhere, but then it looks like I dropped it
>>> from 4.9-4.19 because of build failures, but it seems that the 4.4
>>> failure wasn't detected.
>>>
>>> Looking into why, it seems that my baseline for that build also fails
>>> for some reason:
>>>
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S: Assembler messages:
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S:1603: Warning: invalid register expression
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S:1644: Warning: invalid register expression
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S:839: Error: attempt to move .org backwards
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S:840: Error: attempt to move .org backwards
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S:864: Error: attempt to move .org backwards
>>> ../../../../linux/arch/powerpc/kernel/exceptions-64s.S:865: Error: attempt to move .org backwards
>>> make[2]: *** [/home/sasha/data/linux/scripts/Makefile.build:375: arch/powerpc/kernel/head_64.o] Error 1
>>> make[1]: *** [/home/sasha/data/linux/Makefile:1006: arch/powerpc/kernel] Error 2
>>>
>>> I think that I'll rebuild my toolchain for powerpc and redo the baseline
>>> builds, sorry about that.
>>>
>>
>> Is that an allmodconfig build ? That simply won't build in 4.4.y because
>> exceptions-64s.S is too large there.
>
> But only on 4.4, and not on 4.9+? sheesh...
>
The file was rearranged in later kernel versions. I tried a long time ago
to find a minimum set of necessary patches to apply, but gave up after
a while. Feel free to give it a try yourself :-)
Guenter
