Re: linux-next: build failure after merge of the qcom tree

From: John Stultz
Date: Mon Apr 20 2020 - 22:42:11 EST


On Mon, Apr 20, 2020 at 4:29 PM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
>
> Hi all,
>
> On Tue, 14 Apr 2020 18:18:11 -0700 John Stultz <john.stultz@xxxxxxxxxx> wrote:
> >
> > On Tue, Apr 14, 2020 at 5:41 PM Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> > >
> > > After merging the qcom tree, today's linux-next build (x86_64
> > > allmodconfig) failed like this:
> > >
> > > drivers/soc/qcom/rpmh-rsc.c: In function '__tcs_buffer_write':
> > > drivers/soc/qcom/rpmh-rsc.c:484:3: error: implicit declaration of function 'trace_rpmh_send_msg_rcuidle'; did you mean 'trace_rpmh_send_msg_enabled'? [-Werror=implicit-function-declaration]
> > > 484 | trace_rpmh_send_msg_rcuidle(drv, tcs_id, j, msgid, cmd);
> > > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~
> > > | trace_rpmh_send_msg_enabled
> > > cc1: some warnings being treated as errors
> > >
> > > I don't know why this error only started happening today. However
> > > reverting commit
> > >
> > > 1d3c6f86fd3f ("soc: qcom: rpmh: Allow RPMH driver to be loaded as a module")
> > >
> > > fixes the build, so I have done that for today.
> >
> >
> > Ah. I'm guessing the newly added rpmh-rsc code depends on rpmh being built in.
> >
> > I'll take a look at it.
>
> I am still reverting that commit.

Yea. I've stirred up some discussion on it, but its fairly
complicated. Unfortunately I suspect it will take some time to confirm
and justify the change I think is needed, so I think reverting this is
the best short term plan.

thanks
-john