Re: Build regressions/improvements in v4.15-rc1

From: Kalle Valo
Date: Mon Nov 27 2017 - 07:57:50 EST


Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> writes:

> On Mon, Nov 27, 2017 at 11:01 AM, Geert Uytterhoeven
> <geert@xxxxxxxxxxxxxx> wrote:
>> Below is the list of build error/warning regressions/improvements in
>> v4.15-rc1[1] compared to v4.14[2].
>>
>> Summarized:
>> - build errors: +2/-5
>
>> [1] http://kisskb.ellerman.id.au/kisskb/head/4fbd8d194f06c8a3fd2af1ce560ddb31f7ec8323/ (all 271 configs)
>> [2] http://kisskb.ellerman.id.au/kisskb/head/bebc6082da0a9f5d47a1ea2edc099bf671058bd4/ (270 out of 271 configs)
>
>> 2 error regressions:
>> + /home/kisskb/slave/src/drivers/gpu/drm/i915/intel_csr.c: error: 'si' may be used uninitialized in this function [-Werror=uninitialized]: => 204:3
>
> x86_64-randconfig
>
>> + /home/kisskb/slave/src/include/linux/bcma/bcma_driver_pci.h: error: field 'pci_controller' has incomplete type: => 218:24

The last "real" change to that file was from 2015 so I guess something
else changed to trigger this? But anyway, I guess the reason is missing
struct pci_controller forward declaration? Or missing include
<asm/pci-bridge.h? Not sure.

--
Kalle Valo