diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c index f3ef6700a5f26a6b7fc8b0234a20e4d02f767314..28a82c849bacbc2a43fc1fff4236b8981d349d1e 100644 --- a/drivers/gpu/drm/i915/i915_pmu.c +++ b/drivers/gpu/drm/i915/i915_pmu.c @@ -1117,12 +1117,17 @@ void i915_pmu_register(struct drm_i915_private *i915) hrtimer_init(&pmu->timer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); pmu->timer.function = i915_sample; - if (!is_igp(i915)) + if (!is_igp(i915)) { pmu->name = kasprintf(GFP_KERNEL, - "i915-%s", + "i915_%s", dev_name(i915->drm.dev)); - else + if (pmu->name) { + /* tools/perf reserves colons as special. */ + strreplace((char *)pmu->name, ':', '_'); + } + } else { pmu->name = "i915"; + } if (!pmu->name) goto err;