From: Michał Winiarski <michal.winiarski@xxxxxxxxx>
It is not really unexpected to hit wedge on init this way.
We're already downgrading error printk when running with fault injection,
let's use the same approach for CI tainting.
v2: Don't check fault inject in trace dump (Chris)
Signed-off-by: Michał Winiarski <michal.winiarski@xxxxxxxxx>
Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Michal Wajdeczko <michal.wajdeczko@xxxxxxxxx>
Cc: Petri Latvala <petri.latvala@xxxxxxxxx>
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_utils.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_utils.c b/drivers/gpu/drm/i915/i915_utils.c
index 01a3d3c941bf..4c305d838016 100644
--- a/drivers/gpu/drm/i915/i915_utils.c
+++ b/drivers/gpu/drm/i915/i915_utils.c
@@ -53,7 +53,10 @@ void add_taint_for_CI(struct drm_i915_private *i915, unsigned int taint)
{
__i915_printk(i915, KERN_NOTICE, "CI tainted:%#x by %pS\n",
taint, (void *)_RET_IP_);
- __add_taint_for_CI(taint);
+
+ /* Failures that occur during fault injection testing are expected */
+ if (!i915_error_injected())
+ __add_taint_for_CI(taint);
}
#if IS_ENABLED(CONFIG_DRM_I915_DEBUG)
--
2.27.0
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