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=-2.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED 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 08C8EC4332D for ; Wed, 20 Jan 2021 14:07:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B824D2336E for ; Wed, 20 Jan 2021 14:07:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2390102AbhATOGs (ORCPT ); Wed, 20 Jan 2021 09:06:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39902 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387504AbhATN3E (ORCPT ); Wed, 20 Jan 2021 08:29:04 -0500 Received: from mail-ed1-x544.google.com (mail-ed1-x544.google.com [IPv6:2a00:1450:4864:20::544]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 19990C061575; Wed, 20 Jan 2021 05:28:24 -0800 (PST) Received: by mail-ed1-x544.google.com with SMTP id n6so10662139edt.10; Wed, 20 Jan 2021 05:28:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=++2AFwNvgQfjY7NJOn30KJ+8z4S+tPwsAkQbDcQVkNU=; b=qJGIhgh29gfiTwdJB3uWEMMcFe9CIunqFE2jYkWM3sHOHFW7eyIP5XF3qO8cddkVtJ hFJkrYy1AVjCXzB375dNewQNomeREKZEJnZ3HrDSkfp4FVuWd9BucazsoccWATyy43gG Ahm2YrH/YogJLXYHgWIfCnr5+4/xef2s78QX5N2h8ctppw8bb8+nPtggHLMq8pBgLgqx +LYCQ0EsgLi9G0kHhs2h0+zLS3Z15oUiSvFJVmnqW4fu/P6ag3wLOlaZwQe7CYlOxB4F idzrU9ETBPqiuQgFqsg/K2h0+TX11H2GjBbqO+VgZMLEX+QW45hBIDFwqoqV/kjKuZcy SLfg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=++2AFwNvgQfjY7NJOn30KJ+8z4S+tPwsAkQbDcQVkNU=; b=mGo6ejQLHT3SapGg7pujel1Q4pSki8fCkb+Np1IL38+xnu7rOW7sJrmlMlVN+AhhrX Zfq2QL7v9Re//OiQU9PcrFV2jpy2WaTQlPcP4Da+uCByMIexk+ZlLeS33ihPotyyL0Ox CKE2Wk/uAHH9qgHHzgGvL7uOAuWYd5rHyCBZR0fRK4RKPuiXqZCFS3TaS56jhSzfOb6M KfRKMy5Lhg8CKMpS1+1fG+7Sgnp20fMnkjzZAIXBHnfQjruF1ZKKUZmLPOJu2LbizUNI evbBedwVN54b/d3sqSPJ8ZzA6qIgt3at4EsoB8CrsVmLwQTyNq9Dc8zR6gN7Xy/XRpwT 2bIQ== X-Gm-Message-State: AOAM530oFjn7qmCSXJXsXKbTgz+3u2Y3nwlRRcrYHYlSN4XmvUpuswNZ p0Idr72W8hQ4XHcW8ezRDXPrtJAfSDzMDMXFTHs= X-Google-Smtp-Source: ABdhPJzdAwrUr/ejJ1imp70wMJ/DwiBEjY9M8jZzuG1GXvGdAxA0fMAVsWqqVaaMVwTwQoq3GnLiBd/u8OBOjRPkyf0= X-Received: by 2002:a05:6402:513:: with SMTP id m19mr7406967edv.229.1611149302795; Wed, 20 Jan 2021 05:28:22 -0800 (PST) MIME-Version: 1.0 References: <20210118143932.56069-1-dong.menglong@zte.com.cn> <20210118143932.56069-4-dong.menglong@zte.com.cn> <20210120104621.GM19605@breakpoint.cc> In-Reply-To: <20210120104621.GM19605@breakpoint.cc> From: Menglong Dong Date: Wed, 20 Jan 2021 21:28:11 +0800 Message-ID: Subject: Re: [PATCH net-next 3/3] net: core: Namespace-ify sysctl_rmem_max and sysctl_wmem_max To: Florian Westphal Cc: Jakub Kicinski , christian.brauner@ubuntu.com, David Miller , Hideaki YOSHIFUJI , Menglong Dong , daniel@iogearbox.net, gnault@redhat.com, ast@kernel.org, Nicolas Dichtel , ap420073@gmail.com, Eric Dumazet , Paolo Abeni , jakub@cloudflare.com, bjorn.topel@intel.com, Kees Cook , viro@zeniv.linux.org.uk, rdna@fb.com, Mahesh Bandewar , netdev , LKML Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hello~ On Wed, Jan 20, 2021 at 6:46 PM Florian Westphal wrote: > > > > > For that reason, make sysctl_wmem_max and sysctl_rmem_max > > per-namespace. > > I think having those values be restricted by init netns is a desirable > property. I just thought that having these values per-namespace can be more flexible, and users can have more choices. Is there any bad influence that I didn't realize? Thanks~ Menglong Dong