From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7EA35C10DCE for ; Fri, 6 Mar 2020 15:29:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42C902073B for ; Fri, 6 Mar 2020 15:29:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="I6guR87a" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726932AbgCFP3b (ORCPT ); Fri, 6 Mar 2020 10:29:31 -0500 Received: from mail-pg1-f193.google.com ([209.85.215.193]:41563 "EHLO mail-pg1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725835AbgCFP3a (ORCPT ); Fri, 6 Mar 2020 10:29:30 -0500 Received: by mail-pg1-f193.google.com with SMTP id b1so1228091pgm.8; Fri, 06 Mar 2020 07:29:29 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:message-id:in-reply-to:references:subject :mime-version:content-transfer-encoding; bh=UmltvUS81tbIumWX3xGTWP1jdQyhyXf9smX/ZD9oma8=; b=I6guR87axLmn3FfIaT47Xsrqq+ZPGWKuczGyzwal0Njw4274I+g/9/ZK3B4SUgM9F8 KRJ7nuuzryB0YxS2xOo7sJsw5W8uEkeQAEjWk32LRU1nH5faBij+qVnamVLZ08+9cBPU kyFpOHfAzmhhS5C54eTSoSwjdDQGpNVevAuLjId8r4mhqpjUlccTWSAKTs1fLgM79n3u yCpu1izZv2nAZnnKysDL1GFwkomk3juFwO3DVGWBjHGJrwtfTOZDwxnVfH/7vOjpOD9s whPMKG+Ml5gybm+zqXIcRfy2tVBw4Sb0Vcr+yEI/H/NBBVekZ9Tq491L+rKwF2+LXN5r YNDg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:message-id:in-reply-to :references:subject:mime-version:content-transfer-encoding; bh=UmltvUS81tbIumWX3xGTWP1jdQyhyXf9smX/ZD9oma8=; b=Y5AVvvpxQo4JvFWZqPffgtyUHjHF3PAFcvRMe2/e9pBHgtxlvnh0Ljt3wuagQeczaN ZBNVvnm2mtBYFOshNVTYznCafk7TmKo9txTRwXFyFSvnfHsmMYQp1R+is+OT8e4vC6Hi xkonYFdNrpxkNxGuB4KKdypK7s6k5+wUV8jsqz0YRQn7GSUM6Qf6vlAuW6l//Byw+LMe /vlDcFM3ygJmXhuF4qZfwJufv/07vUadm6bYD0UcHyjZCg63rH+LZO4qh10FTfaZWlnF 062wjXHqhCzPTUea9AZXho9YGzE6g5vTQ82oHroDuhEeNBdWEQobFcJ4aBZlIsmUMKbe dJNw== X-Gm-Message-State: ANhLgQ0z3Grprir+12ka2NC3GtLocO7M9afg2Lw+2P5DWmC74BnYc0ke Uq11roL+wVDM6J4SWPU+VGw= X-Google-Smtp-Source: ADFU+vtNAQvM9mvw1j0YD7Oq2MQHqOoY5Ki8nvrqeuryXuYLyINM6b6ff3XpXncoeoy0RT/9ngSUrQ== X-Received: by 2002:a63:ce0a:: with SMTP id y10mr3765889pgf.44.1583508569030; Fri, 06 Mar 2020 07:29:29 -0800 (PST) Received: from localhost ([184.63.162.180]) by smtp.gmail.com with ESMTPSA id f4sm698041pfn.116.2020.03.06.07.29.26 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 06 Mar 2020 07:29:28 -0800 (PST) Date: Fri, 06 Mar 2020 07:29:20 -0800 From: John Fastabend To: Lorenz Bauer , john.fastabend@gmail.com, Daniel Borkmann , Jakub Sitnicki , Lorenz Bauer , "David S. Miller" , Jakub Kicinski , Alexei Starovoitov Cc: kernel-team@cloudflare.com, netdev@vger.kernel.org, bpf@vger.kernel.org, linux-kernel@vger.kernel.org Message-ID: <5e626c50bb947_17502acca07205b47@john-XPS-13-9370.notmuch> In-Reply-To: <20200304101318.5225-7-lmb@cloudflare.com> References: <20200304101318.5225-1-lmb@cloudflare.com> <20200304101318.5225-7-lmb@cloudflare.com> Subject: RE: [PATCH bpf-next v3 06/12] bpf: sockmap: simplify sock_map_init_proto Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Sender: bpf-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Lorenz Bauer wrote: > We can take advantage of the fact that both callers of > sock_map_init_proto are holding a RCU read lock, and > have verified that psock is valid. > > Signed-off-by: Lorenz Bauer > --- > net/core/sock_map.c | 19 ++++--------------- > 1 file changed, 4 insertions(+), 15 deletions(-) > Acked-by: John Fastabend