[PATCH 5/5] HACK: taint and dump stack

Jani Nikula jani.nikula at intel.com
Fri Mar 22 15:14:43 UTC 2024


Signed-off-by: Jani Nikula <jani.nikula at intel.com>
---
 drivers/gpu/drm/i915/i915_driver.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/gpu/drm/i915/i915_driver.c b/drivers/gpu/drm/i915/i915_driver.c
index 4b9233c07a22..cff66a81bac1 100644
--- a/drivers/gpu/drm/i915/i915_driver.c
+++ b/drivers/gpu/drm/i915/i915_driver.c
@@ -757,6 +757,10 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 		return ret;
 	}
 
+	add_taint(TAINT_CPU_OUT_OF_SPEC, LOCKDEP_STILL_OK);
+	add_taint(TAINT_FIRMWARE_WORKAROUND, LOCKDEP_STILL_OK);
+	dump_stack();
+
 	i915 = i915_driver_create(pdev, ent);
 	if (IS_ERR(i915)) {
 		pci_disable_device(pdev);
-- 
2.39.2



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