Re: [PATCH] trace/ring_buffer: fix section mismatch warning

[Ingo Molnar]

* Heiko Carstens <heiko.carstens@xxxxxxxxxx> wrote:

> From: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
> 
> With linux-next I get this:
> 
> Section mismatch in reference from the function 
> ring_buffer_alloc() to the function .cpuinit.text:rb_cpu_notify() 
> The function ring_buffer_alloc() references the function __cpuinit 
> rb_cpu_notify(). This is often because ring_buffer_alloc lacks a 
> __cpuinit annotation or the annotation of rb_cpu_notify is wrong.
> 
> This is a false positive since rb_cpu_notify gets only referenced 
> if CONFIG_HOTPLUG_CPU=y. To get rid of the warning annotate 
> ring_buffer_alloc with __ref.
> 
> Signed-off-by: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
> ---
>  kernel/trace/ring_buffer.c |    2 +-

Frederic has beaten you to it narrowly:

09c9e84: tracing/ring-buffer: don't annotate rb_cpu_notify with __cpuinit

:)

	Ingo
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