drm/i915: Tune down reset_stat output from ERROR to debug

This is user-triggerable and hence we should not allow it to spam
dmesg. Also, it upsets the nice dmesg tracking piglit does.

Note that this is just extra debugging information, mostly
unwanted, in case of a hang and that there is a separate message to the
user giving instructions on how to report a bug for a GPU hang.

v2: Add note as suggests in Chris' reply.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=72740
Cc: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 32636a4703673d1ca952381a41b63c3732813208..51d4c1a0f54431e9986e1f710fbd1d828f0bfbfd 100644 (file)
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -2330,7 +2330,7 @@ static void i915_set_reset_status(struct intel_ring_buffer *ring,
 
        if (ring->hangcheck.action != HANGCHECK_WAIT &&
            i915_request_guilty(request, acthd, &inside)) {
-               DRM_ERROR("%s hung %s bo (0x%lx ctx %d) at 0x%x\n",
+               DRM_DEBUG("%s hung %s bo (0x%lx ctx %d) at 0x%x\n",
                          ring->name,
                          inside ? "inside" : "flushing",
                          offset,