Mesa (master): vc4: Don' t try to put our dmabuf-exported BOs into the BO cache.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: f8de6277bfa1a7db9a8c0f0baaa441276264a982
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=f8de6277bfa1a7db9a8c0f0baaa441276264a982

Author: Eric Anholt <eric at anholt.net>
Date:   Wed May 27 16:20:28 2015 -0700

vc4: Don't try to put our dmabuf-exported BOs into the BO cache.

We'd sometimes try to reallocate something that X was using as a new
pipe_resource, and potentially conflict in our rendering.  But even
worse, if we reallocated the BO as a shader, the kernel would reject
rendering using the shader.

---

 src/gallium/drivers/vc4/vc4_bufmgr.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/src/gallium/drivers/vc4/vc4_bufmgr.c b/src/gallium/drivers/vc4/vc4_bufmgr.c
index 4bb2c71..6b3a8c3 100644
--- a/src/gallium/drivers/vc4/vc4_bufmgr.c
+++ b/src/gallium/drivers/vc4/vc4_bufmgr.c
@@ -286,6 +286,7 @@ vc4_bo_get_dmabuf(struct vc4_bo *bo)
                         bo->handle);
                 return -1;
         }
+        bo->private = false;
 
         return fd;
 }