Re: [PATCH 03/12] timer: Protect lockdep functions with #ifdef

From: Namhyung Kim
Date: Tue Feb 08 2022 - 17:29:35 EST


Hi Steve,

On Tue, Feb 8, 2022 at 11:36 AM Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
>
> On Tue, 8 Feb 2022 10:41:59 -0800
> Namhyung Kim <namhyung@xxxxxxxxxx> wrote:
>
> > With upcoming lock tracepoints config, it'd define some of lockdep
> > functions without enabling CONFIG_LOCKDEP actually. The existing code
> > assumes those functions will be removed by the preprocessor but it's
> > not the case anymore. Let's protect the code with #ifdef's explicitly.
>
> I wonder if it would be cleaner to have another macro name for these
> locations to keep out the ugly #ifdef in the code.
>
> lockdep_init_map_raw() ?

Yeah, I like that.. Then I also need to add the _raw variants
for acquire, release and so on. Is that ok?

Thanks,
Namhyung