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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Display chunks with xorg intel driver with Accel & when using swap space"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90725#c14">Comment # 14</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO - Display chunks with xorg intel driver with Accel & when using swap space"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90725">bug 90725</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>The kernel patch will fix the kdm corruption (should at least). However, to fix
the swap related corruption we need to port the l-shape tiling quirk to your
machine. As a quick test of that hypothesis:
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c
b/drivers/gpu/drm/i915/i915_
index cfd85f4..ce36ebb 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -225,6 +225,7 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
dev_priv->mm.bit_6_swizzle_x = swizzle_x;
dev_priv->mm.bit_6_swizzle_y = swizzle_y;
+ dev_priv->quirks |= QUIRK_PIN_SWIZZLED_PAGES;
}
/* Check pitch constriants for all chips & tiling formats */</pre>
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