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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [v4.10] GPU HANG: ecode 6:0:0xbd69ffff, in compiz [2609], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99671#c30">Comment # 30</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [v4.10] GPU HANG: ecode 6:0:0xbd69ffff, in compiz [2609], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=99671">bug 99671</a>
from <span class="vcard"><a class="email" href="mailto:chris@chris-wilson.co.uk" title="Chris Wilson <chris@chris-wilson.co.uk>"> <span class="fn">Chris Wilson</span></a>
</span></b>
<pre>Can you try:
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c
b/drivers/gpu/drm/i915/intel_ringbuffer.c
index 4ffa35faff49..df094699ba9d 100644
--- a/drivers/gpu/drm/i915/intel_ringbuffer.c
+++ b/drivers/gpu/drm/i915/intel_ringbuffer.c
@@ -1217,10 +1217,6 @@ static int init_status_page(struct intel_engine_cs
*engine)
return PTR_ERR(obj);
}
- ret = i915_gem_object_set_cache_level(obj, I915_CACHE_LLC);
- if (ret)
- goto err;
-
vma = i915_vma_instance(obj, &engine->i915->ggtt.base, NULL);
if (IS_ERR(vma)) {
ret = PTR_ERR(vma);
@@ -1244,7 +1240,7 @@ static int init_status_page(struct intel_engine_cs
*engine)
if (ret)
goto err;
- vaddr = i915_gem_object_pin_map(obj, I915_MAP_WB);
+ vaddr = i915_gem_object_pin_map(obj, I915_MAP_WC);
if (IS_ERR(vaddr)) {
ret = PTR_ERR(vaddr);
goto err_unpin;</pre>
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