Summary: If the user deallocates an RPC device this can sometimes fail if the RPC server is still running. This will happen if the modification happens while the server is still checking it. This patch adds a mutex to guard modifications to it.
Summary: If the user deallocates an RPC device this can sometimes fail if the RPC server is still running. This will happen if the modification happens while the server is still checking it. This patch adds a mutex to guard modifications to it.