From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756175AbcL0CuD (ORCPT ); Mon, 26 Dec 2016 21:50:03 -0500 Received: from mx1.redhat.com ([209.132.183.28]:44806 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751694AbcL0CuB (ORCPT ); Mon, 26 Dec 2016 21:50:01 -0500 From: Jason Wang To: davem@davemloft.net, linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: Jason Wang , Daniel Borkmann , John Fastabend Subject: [PATCH net] net: xdp: remove unused bfp_warn_invalid_xdp_buffer() Date: Tue, 27 Dec 2016 10:49:54 +0800 Message-Id: <1482806994-14649-1-git-send-email-jasowang@redhat.com> X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Tue, 27 Dec 2016 02:50:00 +0000 (UTC) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org After commit 73b62bd085f4737679ea9afc7867fa5f99ba7d1b ("virtio-net: remove the warning before XDP linearizing"), there's no users for bpf_warn_invalid_xdp_buffer(), so remove it. This is a revert for commit f23bc46c30ca5ef58b8549434899fcbac41b2cfc. Cc: Daniel Borkmann Cc: John Fastabend Signed-off-by: Jason Wang --- include/linux/filter.h | 1 - net/core/filter.c | 6 ------ 2 files changed, 7 deletions(-) diff --git a/include/linux/filter.h b/include/linux/filter.h index 7023142..a0934e6 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -610,7 +610,6 @@ bool bpf_helper_changes_pkt_data(void *func); struct bpf_prog *bpf_patch_insn_single(struct bpf_prog *prog, u32 off, const struct bpf_insn *patch, u32 len); void bpf_warn_invalid_xdp_action(u32 act); -void bpf_warn_invalid_xdp_buffer(void); #ifdef CONFIG_BPF_JIT extern int bpf_jit_enable; diff --git a/net/core/filter.c b/net/core/filter.c index 7190bd6..b146170 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2972,12 +2972,6 @@ void bpf_warn_invalid_xdp_action(u32 act) } EXPORT_SYMBOL_GPL(bpf_warn_invalid_xdp_action); -void bpf_warn_invalid_xdp_buffer(void) -{ - WARN_ONCE(1, "Illegal XDP buffer encountered, expect throughput degradation\n"); -} -EXPORT_SYMBOL_GPL(bpf_warn_invalid_xdp_buffer); - static u32 sk_filter_convert_ctx_access(enum bpf_access_type type, int dst_reg, int src_reg, int ctx_off, struct bpf_insn *insn_buf, -- 2.7.4