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

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Date:   Fri, 5 Jun 2020 11:48:46 +0200
From:   Jessica Yu <jeyu@...nel.org>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     Stephen Rothwell <sfr@...b.auug.org.au>,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Jiri Kosina <jikos@...nel.org>,
        Max Filippov <jcmvbkbc@...il.com>,
        Peter Zijlstra <peterz@...radead.org>
Subject: Re: linux-next: build failure after merge of the origin tree

+++ Josh Poimboeuf [04/06/20 19:04 -0500]:
>On Fri, Jun 05, 2020 at 08:37:15AM +1000, Stephen Rothwell wrote:
>> Hi all,
>>
>> After merging the origin tree, today's linux-next build (powerpc
>> ppc64_defconfig) failed like this:
>>
>> kernel/module.c: In function 'do_init_module':
>> kernel/module.c:3593:2: error: implicit declaration of function 'module_enable_ro'; did you mean 'module_enable_x'? [-Werror=implicit-function-declaration]
>>  3593 |  module_enable_ro(mod, true);
>>       |  ^~~~~~~~~~~~~~~~
>>       |  module_enable_x
>>
>> Caused by commit
>>
>>   e6eff4376e28 ("module: Make module_enable_ro() static again")
>>
>> This config has neither CONFIG_ARCH_HAS_STRICT_MODULE_RWX or
>> CONFIG_ARCH_HAS_STRICT_MODULE_RWX set.  This failure was hidden in
>> linux-next due to commit
>>
>>   db991af02f11 ("module: break nested ARCH_HAS_STRICT_MODULE_RWX and STRICT_MODULE_RWX #ifdefs")
>>
>> from the modules tree. I have cherry-picked that commit for today.
>
>Sorry, I guessed we missed that dependency between the live-patching and
>module trees.
>
>Jessica, are you planning on sending a pull request?

Yep, just sent. So hopefully this gets resolved in the next day or two.