As the ftrace buffer is single shot, once dumped it will not update. As
such, it only provides information for the first bug and all subsequent
bugs are noise. The goal of CI is to have zero bugs, so taint the kernel
causing CI to reboot the machine; fix the bug and move on.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
Cc: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem.h | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h
index f6f9675848b8..b321e4544f10 100644
--- a/drivers/gpu/drm/i915/i915_gem.h
+++ b/drivers/gpu/drm/i915/i915_gem.h
@@ -68,9 +68,10 @@ struct drm_i915_private;
pr_err(__VA_ARGS__); \
trace_printk(__VA_ARGS__); \
} while (0)
-#define GEM_TRACE_DUMP() ftrace_dump(DUMP_ALL)
+#define GEM_TRACE_DUMP() \
+ do { ftrace_dump(DUMP_ALL); set_taint_for_CI(TAIN_WARN); } while (0)
#define GEM_TRACE_DUMP_ON(expr) \
- do { if (expr) ftrace_dump(DUMP_ALL); } while (0)
+ do { if (expr) GEM_TRACE_DUMP(); } while (0)
#else
#define GEM_TRACE(...) do { } while (0)
#define GEM_TRACE_ERR(...) do { } while (0)
--
2.24.0
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