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SubjectRe: pinctrl-msm build error on Linus' tree
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On Wed, Oct 8, 2014 at 6:49 PM, Josh Cartwright <joshc@codeaurora.org> wrote:
> Hey Josh-
>
> On Wed, Oct 08, 2014 at 06:42:55PM -0400, Josh Boyer wrote:
>> We're hitting a build error on ARM with Linus' tree as of Linux
>> v3.17-2860-gef0625b70dac :
>>
>> drivers/pinctrl/qcom/pinctrl-msm.c: In function 'msm_pinctrl_setup_pm_reset':
>> drivers/pinctrl/qcom/pinctrl-msm.c:875:4: error: implicit declaration
>> of function 'register_restart_handler'
>> [-Werror=implicit-function-declaration]
>> if (register_restart_handler(&pctrl->restart_nb))
>> ^
>> drivers/pinctrl/qcom/pinctrl-msm.c: In function 'msm_pinctrl_remove':
>> drivers/pinctrl/qcom/pinctrl-msm.c:949:2: error: implicit declaration
>> of function 'unregister_restart_handler'
>> [-Werror=implicit-function-declaration]
>> unregister_restart_handler(&pctrl->restart_nb);
>> ^
>> cc1: some warnings being treated as errors
>>
>> Looking at the git logs it seems this was added via:
>>
>> commit cf1fc187628913070c3e418ce0e205732435aa2f
>> Author: Josh Cartwright <joshc@codeaurora.org>
>> Date: Tue Sep 23 15:59:53 2014 -0500
>>
>> pinctrl: qcom: use restart_notifier mechanism for ps_hold
>>
>>
>> However, there is literally nothing else in the tree that calls or
>> provides those functions:
>>
>> [jwboyer@vader linux]$ git grep unregister_restart_handler
>> drivers/pinctrl/qcom/pinctrl-msm.c: unregister_restart_handler(&pctrl->resta
>> [jwboyer@vader linux]$
>>
>>
>> I'm rather confused. How was this commit built and tested?
>
> This may be my fault for not clearly stating that this particular patch
> was dependent on Guenter's restart notifier patchset. This patch was
> applied to linusw's tree without these patches. Perhaps it should be
> dropped for now until the restart_notifier stuff lands?

Thanks, that explains things. I'm not sure if Linus would do a revert
at this point. I guess it depends on how fast he's going to merge
Guenter's patches.

Is there a reason this wasn't all brought in via one tree? Seems like
it should have been.

josh


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