[Intel-gfx] [PATCH] drm/i915/guc: Reduce verbosity on log overflows

Chris Wilson chris at chris-wilson.co.uk
Mon Jun 17 10:09:17 UTC 2019


If the user is clearing the log buffer too slowly, we overflow. As this
is an expected condition, and the driver tries to handle it, reduce the
error message down to a notice.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=110817
Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
Cc: Michal Wajdeczko <michal.wajdeczko at intel.com>
Cc: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
---
 drivers/gpu/drm/i915/intel_guc_log.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_guc_log.c b/drivers/gpu/drm/i915/intel_guc_log.c
index bf1446629703..e3b83ecb90b5 100644
--- a/drivers/gpu/drm/i915/intel_guc_log.c
+++ b/drivers/gpu/drm/i915/intel_guc_log.c
@@ -208,7 +208,9 @@ static bool guc_check_log_buf_overflow(struct intel_guc_log *log,
 			/* buffer_full_cnt is a 4 bit counter */
 			log->stats[type].sampled_overflow += 16;
 		}
-		DRM_ERROR_RATELIMITED("GuC log buffer overflow\n");
+
+		dev_notice_ratelimited(guc_to_i915(log_to_guc(log))->drm.dev,
+				       "GuC log buffer overflow\n");
 	}
 
 	return overflow;
-- 
2.20.1



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