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-rw-r--r--src/mesa/state_tracker/st_context.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index 6d4bc544d0c..a1817720d90 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -144,6 +144,10 @@ st_create_context_priv( struct gl_context *ctx, struct pipe_context *pipe )
/* we want all vertex data to be placed in buffer objects */
vbo_use_buffer_objects(ctx);
+
+ /* make sure that no VBOs are left mapped when we're drawing. */
+ vbo_always_unmap_buffers(ctx);
+
/* Need these flags:
*/
st->ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE;