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drm/i915: Don't taint when using fault injection 

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@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Cc: Petri Latvala <petri.latvala@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20200706144107.204821-3-michal@hardline.pl
This commit is contained in:
Michał Winiarski 2020-07-06 16:41:07 +02:00 committed by Chris Wilson
parent 65706203d1
commit fcab594a30
1 changed files with 4 additions and 1 deletions
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5
drivers/gpu/drm/i915/i915_utils.c
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@ -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)