[PATCH 05/12] drm/i915: Protect lockdep functions with #ifdef
From: Namhyung Kim <namhyung@kernel.org>
Date: 2022-02-08 18:42:48
Also in:
intel-gfx
Subsystem:
drm drivers, intel drm i915 driver (meteor lake, dg2 and older excluding poulsbo, moorestown and derivative), the rest · Maintainers:
David Airlie, Simona Vetter, Jani Nikula, Joonas Lahtinen, Rodrigo Vivi, Tvrtko Ursulin, Linus Torvalds
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. Cc: Jani Nikula <jani.nikula@linux.intel.com> Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Cc: Tvrtko Ursulin <redacted> Cc: intel-gfx@lists.freedesktop.org Signed-off-by: Namhyung Kim <namhyung@kernel.org> --- drivers/gpu/drm/i915/intel_wakeref.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_wakeref.c b/drivers/gpu/drm/i915/intel_wakeref.c
index dfd87d082218..6e4b8d036283 100644
--- a/drivers/gpu/drm/i915/intel_wakeref.c
+++ b/drivers/gpu/drm/i915/intel_wakeref.c@@ -106,8 +106,11 @@ void __intel_wakeref_init(struct intel_wakeref *wf, wf->wakeref = 0; INIT_DELAYED_WORK(&wf->work, __intel_wakeref_put_work); + +#ifdef CONFIG_LOCKDEP lockdep_init_map(&wf->work.work.lockdep_map, "wakeref.work", &key->work, 0); +#endif } int intel_wakeref_wait_for_idle(struct intel_wakeref *wf)
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2.35.0.263.gb82422642f-goog