From: Eric Anholt <eric@anholt.net>
Date: Wed, 27 May 2015 23:20:28 +0000 (-0700)
Subject: vc4: Don't try to put our dmabuf-exported BOs into the BO cache.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f8de6277bfa1a7db9a8c0f0baaa441276264a982;p=mesa.git

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.
---

diff --git a/src/gallium/drivers/vc4/vc4_bufmgr.c b/src/gallium/drivers/vc4/vc4_bufmgr.c
index 4bb2c711e16..6b3a8c3070c 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;
 }