From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757190AbaJIWQ4 (ORCPT ); Thu, 9 Oct 2014 18:16:56 -0400 Received: from mail-pd0-f173.google.com ([209.85.192.173]:36180 "EHLO mail-pd0-f173.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751002AbaJIWQy (ORCPT ); Thu, 9 Oct 2014 18:16:54 -0400 From: Alexei Starovoitov To: "David S. Miller" Cc: Michal Sojka , netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH net] net: bpf: fix bpf syscall dependence on anon_inodes Date: Thu, 9 Oct 2014 15:16:41 -0700 Message-Id: <1412893001-8401-1-git-send-email-ast@plumgrid.com> X-Mailer: git-send-email 1.7.9.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org minimal configurations where EPOLL, PERF_EVENTS, etc are disabled, but NET is enabled, are failing to build with link error: kernel/built-in.o: In function `bpf_prog_load': syscall.c:(.text+0x3b728): undefined reference to `anon_inode_getfd' fix it by selecting ANON_INODES when NET is enabled Reported-by: Michal Sojka Signed-off-by: Alexei Starovoitov --- I understand that 'select' is highly non-recommended for all good reasons, but here 'depends on' is very user unfriendly, since ANON_INODES is a hidden config that users cannot select directly. net/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/net/Kconfig b/net/Kconfig index d6b138e..6272420 100644 --- a/net/Kconfig +++ b/net/Kconfig @@ -6,6 +6,7 @@ menuconfig NET bool "Networking support" select NLATTR select GENERIC_NET_UTILS + select ANON_INODES ---help--- Unless you really know what you are doing, you should say Y here. The reason is that some programs need kernel networking support even -- 1.7.9.5