As the ftrace log is overflowing the pstore capture, we lose the gasps
from dmesg which includes the GEM_BUG_ON function:line and condition that
failed. Vital information for tracking down the bug, so append it to the
frace log as well.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Cc: Mika Kuoppala <mika.kuoppala@xxxxxxxxxxxxxxx>
Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_gem.h b/drivers/gpu/drm/i915/i915_gem.h
index e920dab7f1b8..d9f0709973d1 100644
--- a/drivers/gpu/drm/i915/i915_gem.h
+++ b/drivers/gpu/drm/i915/i915_gem.h
@@ -29,7 +29,10 @@
#ifdef CONFIG_DRM_I915_DEBUG_GEM
#define GEM_BUG_ON(condition) do { if (unlikely((condition))) { \
- printk(KERN_ERR "GEM_BUG_ON(%s)\n", __stringify(condition)); \
+ pr_err("%s:%d GEM_BUG_ON(%s)\n", \
+ __func__, __LINE__, __stringify(condition)); \
+ GEM_TRACE("%s:%d GEM_BUG_ON(%s)\n", \
+ __func__, __LINE__, __stringify(condition)); \
BUG(); \
} \
} while(0)
--
2.16.2
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