Message ID | 20190320144944.147862-2-willemdebruijn.kernel@gmail.com |
---|---|
State | Changes Requested |
Delegated to: | BPF Maintainers |
Headers | show
Return-Path: <netdev-owner@vger.kernel.org> X-Original-To: patchwork-incoming-netdev@ozlabs.org Delivered-To: patchwork-incoming-netdev@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b="a1eVZSgT"; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 44PXrf1hRyz9sNf for <patchwork-incoming-netdev@ozlabs.org>; Thu, 21 Mar 2019 01:49:54 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728051AbfCTOtx (ORCPT <rfc822;patchwork-incoming-netdev@ozlabs.org>); Wed, 20 Mar 2019 10:49:53 -0400 Received: from mail-qk1-f193.google.com ([209.85.222.193]:43163 "EHLO mail-qk1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726067AbfCTOtv (ORCPT <rfc822;netdev@vger.kernel.org>); Wed, 20 Mar 2019 10:49:51 -0400 Received: by mail-qk1-f193.google.com with SMTP id c20so9506196qkc.10 for <netdev@vger.kernel.org>; Wed, 20 Mar 2019 07:49:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=MPg2+bByfx3IwFWrB/UbrDJlrmtNctIrkmc3yCxFTVs=; b=a1eVZSgTMLovGZz30EutuS6koWkuL1+kDT0grKA+Ah3JsgPFoy/Vnj0+QvcWC3MZP8 ZqANNXSvKyDM5CmkWuK8FH+/Il/Wp92V58jtAE1VcgCLHKTS7ivjxQNut3BDaKbhmi4i NhpHf84iZAs4qvuvvn/WEZpaL9sxq4hV+/yEdiyxUXIMegVLUsCe0nThTtETVK/+9Qw3 N9YezhZ9Ek96/5+HF9D1OkRnTxYzUyjak6fQzC8a5TTxNv7QOu/twbGJyEvxfuSY3mgx GPsMlYRIRtqsxSLLZdO6SR2klcntzUo+v5+0J24FRWR0x3r0A3+WnP08D+PnLoeaZKWR wKlg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=MPg2+bByfx3IwFWrB/UbrDJlrmtNctIrkmc3yCxFTVs=; b=mLS18SjuI2kygN2fSPSNkSoMk9yfzHsQFXWdNnA2o5qV/eHBjDyuKRHAdq0deAqMSW lvKyItuulYVDa+ioT/rSrhcMPm6QfkxxUpRQKnRURdiCJKJOq3sPu1pm7mg6evKe7S25 E4X4wx+12/YNgD4VHaxG1pIYcAsx5nc7c/YRPRjieuWXriHCGl/egW20hb/oV4WB/Kr/ tONT0GAWsdG501PYfiKuq0TlKxOTPR6zQZ/8r/0+RgoLZnFtbH8dl5mZHd9BzWgaG8bQ fo1ibJu1gneh9bK455bH3XGYKNkGWg55DWPgrrBCzg59/sE7Ey4tfWqQHCBwiALmTayY r6nQ== X-Gm-Message-State: APjAAAW1bN/b8SjihyFqjVNCMpyFIWd7FFoDtw28LHlh3QaHa7AesApi 8Pb/v+HVtzxcBRxWO8qJDXxEzUgG X-Google-Smtp-Source: APXvYqy4+4Is7gFBL1lk3KZlRF5VKtyf+4F9ybUJN5B1QcvzFte1+F1JOIrNfepbh6cRSGnlpKGvUQ== X-Received: by 2002:a37:e503:: with SMTP id e3mr6598413qkg.316.1553093390582; Wed, 20 Mar 2019 07:49:50 -0700 (PDT) Received: from willemb1.nyc.corp.google.com ([2620:0:1003:315:3fa1:a34c:1128:1d39]) by smtp.gmail.com with ESMTPSA id x201sm1142257qkb.92.2019.03.20.07.49.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 20 Mar 2019 07:49:49 -0700 (PDT) From: Willem de Bruijn <willemdebruijn.kernel@gmail.com> To: netdev@vger.kernel.org Cc: ast@kernel.org, daniel@iogearbox.net, sdf@google.com, posk@google.com, Willem de Bruijn <willemb@google.com> Subject: [PATCH bpf-next 01/13] bpf: in bpf_skb_adjust_room avoid copy in tx fast path Date: Wed, 20 Mar 2019 10:49:32 -0400 Message-Id: <20190320144944.147862-2-willemdebruijn.kernel@gmail.com> X-Mailer: git-send-email 2.21.0.225.g810b269d1ac-goog In-Reply-To: <20190320144944.147862-1-willemdebruijn.kernel@gmail.com> References: <20190320144944.147862-1-willemdebruijn.kernel@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: <netdev.vger.kernel.org> X-Mailing-List: netdev@vger.kernel.org |
Series |
bpf tc tunneling
|
expand
|
diff --git a/net/core/filter.c b/net/core/filter.c index 647c63a7b25b6..8e15fb919b574 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2971,7 +2971,7 @@ static int bpf_skb_net_grow(struct sk_buff *skb, u32 len_diff) if (skb_is_gso(skb) && !skb_is_gso_tcp(skb)) return -ENOTSUPP; - ret = skb_cow(skb, len_diff); + ret = skb_cow_head(skb, len_diff); if (unlikely(ret < 0)) return ret;