* Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi all,
>
> After merging the tip tree, today's linux-next build (arm
> multi_v7_defconfig) failed like this:
>
> kernel/tracepoint.c: In function 'tracepoint_remove_func':
> kernel/tracepoint.c:253:4: error: implicit declaration of function 'static_key_slow_dec_cpuslocked' [-Werror=implicit-function-declaration]
> static_key_slow_dec_cpuslocked(&tp->key);
> ^
>
> Caused by commit
>
> 24db7a671bd5 ("trace/perf: Cure hotplug lock ordering issues")
>
> static_key_slow_dec_cpuslocked() is only defined if HAVE_JUMP_LABEL is
> set - which is only defined if defined(CC_HAVE_ASM_GOTO) &&
> defined(CONFIG_JUMP_LABEL). CONFIG_JUMP_LABEL is not set for this build.
>
> I wasn't sure if just adding
>
> #define static_key_slow_dec_cpuslocked static_key_slow_dec
>
> in the !HAVE_JUMP_LABEL case in include/linux/jump_label.h would be
> sufficient, so I have reverted that commit for today.
Both are fine, thanks Stephen! It's all fixed up in tip:auto-latest as well.
Thanks,
Ingo
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