[Bug 103025] [GM45] loss of driver acceleration after some time

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=103025

--- Comment #11 from Chris Wilson <chris at chris-wilson.co.uk> ---
For the moment, can you apply

diff --git a/src/sna/kgem.c b/src/sna/kgem.c
index 122dda71..29e09e33 100644
--- a/src/sna/kgem.c
+++ b/src/sna/kgem.c
@@ -488,7 +488,7 @@ restart:
                     bo->tiling, tiling,
                     bo->pitch, stride,
                     set_tiling.tiling_mode == tiling));
-               return set_tiling.tiling_mode == tiling;
+               return set_tiling.tiling_mode == tiling && bo->pitch >= stride;
        }

        err = errno;

and move on to the next error. I need to work out exactly what's going on here,
and we still haven't even hit the original bug.

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