It's quite useful to print the device name on the stack dump caused by WARN_ON*.
Introduce dev_WARN_ON and dev_WARN_ON_ONCE macros for the same.
Signed-off-by: Pankaj Bharadiya pankaj.laxminarayan.bharadiya@intel.com --- drivers/gpu/drm/i915/i915_utils.h | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_utils.h b/drivers/gpu/drm/i915/i915_utils.h index b0ade76bec90..b4b4d326590c 100644 --- a/drivers/gpu/drm/i915/i915_utils.h +++ b/drivers/gpu/drm/i915/i915_utils.h @@ -52,6 +52,14 @@ struct timer_list; #define MISSING_CASE(x) WARN(1, "Missing case (%s == %ld)\n", \ __stringify(x), (long)(x))
+#undef dev_WARN_ON +#define dev_WARN_ON(dev, x) dev_WARN((dev), (x), "%s", \ + "WARN_ON(" __stringify(x) ")") + +#undef dev_WARN_ON_ONCE +#define dev_WARN_ON_ONCE(dev, x) dev_WARN_ONCE((dev), (x), "%s", \ + "WARN_ON_ONCE(" __stringify(x) ")") + void __printf(3, 4) __i915_printk(struct drm_i915_private *dev_priv, const char *level, const char *fmt, ...);