[Intel-gfx] [PATCH 05/12] drm/i915: Protect lockdep functions with #ifdef

Namhyung Kim namhyung at kernel.org
Tue Feb 8 19:22:49 UTC 2022


On Tue, Feb 8, 2022 at 10:51 AM Jani Nikula <jani.nikula at linux.intel.com> wrote:
> On Tue, 08 Feb 2022, Namhyung Kim <namhyung at kernel.org> 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 don't understand why you can't keep the no-op stubs for

Because I want to use the lockdep annotation for other purposes.
But the workqueue lockdep_map was defined under LOCKDEP
only.  Please see the description in the cover letter.



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