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=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 72A17C433ED for ; Mon, 3 May 2021 14:44:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 42865611C9 for ; Mon, 3 May 2021 14:44:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229748AbhECOpk (ORCPT ); Mon, 3 May 2021 10:45:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229657AbhECOpj (ORCPT ); Mon, 3 May 2021 10:45:39 -0400 Received: from mail-oi1-x22e.google.com (mail-oi1-x22e.google.com [IPv6:2607:f8b0:4864:20::22e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 52CDAC06174A; Mon, 3 May 2021 07:44:46 -0700 (PDT) Received: by mail-oi1-x22e.google.com with SMTP id v24so5592567oiv.9; Mon, 03 May 2021 07:44:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=6dkv1diytowCkvVVBDe3P56VdfrlcPPTRc/t0hgxBUs=; b=gKJpHRFyBXao+qZ4Tt4X8Fz6f/f7n0hpHarXlfd1k8R+G4OB/+ibnU3L+PAnBRQyFA u8Dh+ZsXDgV3+LDcaSuqFMmuiDTYyPWeOIKx5/73cGBbSNJT/wNFcAcoL2G61G7TwwEg pGIDSlpCX/B0SDqDQUnCtiIaAr4FhqU6HqXlqXW3UTI1nTZTSwyKVYUhC6AWDHK6PpFo 8ngdzo3ri0MYZ3X7Laca2KrB07am+yKyDZI6kHZRcIb+4QqEfCvdbnRBzF7qla9OXxw4 4WbY5vmCmOxf8Au5zKmpeqXpmoeCf/4b0mP6Em7YNBIjJIjpCpRBU6/ypO7bjd+hH1dz XiQQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=6dkv1diytowCkvVVBDe3P56VdfrlcPPTRc/t0hgxBUs=; b=USC1xwadicJfWnwyia9PRn3dLyqVJouGUoZAZnGrQyBt2JzuARn/8Xg84dO5DTnYAQ Ie+3tNX8bzTAqpI/UE4wLUe3luFmX08yJSWxClv8u5ajt4cqB8+Hvt7wnicEYYXWsNgH o8cSdVRv8pGubuC35KI6AI+zI4t9Y3r3VsnQhlhsJ2ne55WzfV5t3eb6dO6QIrFrx6nq FsqMFp/0JQ3s63G1M4V6jlZacWZcySSE+Bejzh39LefxNEbuqZe51jaXOmlYoyK3zmCS 1Y8m1uzBf1dgT1l83A6b/I/kORQoH7ju+EmEuzhs+SUCSa8fPcWT8iW+aafJicQrasFb mFeA== X-Gm-Message-State: AOAM531qNmg0WzR426IwBvV8DLowN4EFjF3Dl7f1U7yCHfb5bIj9Wyh9 uSLIbLl9Y0wWOuhjqnhwFjc= X-Google-Smtp-Source: ABdhPJwWs4dF9JkdG0wp3no7YgV70u43/cyLduOygM7cE3NXALRe0dsmwywxq4FjenXK+Q9W0VyPrQ== X-Received: by 2002:aca:488f:: with SMTP id v137mr3865337oia.173.1620053085795; Mon, 03 May 2021 07:44:45 -0700 (PDT) Received: from Davids-MacBook-Pro.local ([8.48.134.33]) by smtp.googlemail.com with ESMTPSA id d62sm2752650oia.37.2021.05.03.07.44.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 03 May 2021 07:44:45 -0700 (PDT) Subject: Re: [PATCH iproute2-next v2 0/2] Add copy-on-fork to get sys command To: Gal Pressman Cc: linux-rdma@vger.kernel.org, netdev@vger.kernel.org, Yossi Leybovich , Alexander Matushevsky , Leon Romanovsky , Jason Gunthorpe References: <20210429064803.58458-1-galpress@amazon.com> From: David Ahern Message-ID: Date: Mon, 3 May 2021 08:44:43 -0600 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <20210429064803.58458-1-galpress@amazon.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On 4/29/21 12:48 AM, Gal Pressman wrote: > This is the userspace part for the new copy-on-fork attribute added to > the get sys netlink command. > > The new attribute indicates that the kernel copies DMA pages on fork, > hence fork support through madvise and MADV_DONTFORK is not needed. > > Kernel series was merged: > https://lore.kernel.org/linux-rdma/20210418121025.66849-1-galpress@amazon.com/ > > Changelog - > v1->v2: https://lore.kernel.org/linux-rdma/20210428114231.96944-1-galpress@amazon.com/ > * Rebase kernel headers > * Print attributes on the same line > * Simplify if statement > > Thanks > > Gal Pressman (2): > rdma: update uapi headers > rdma: Add copy-on-fork to get sys command > > rdma/include/uapi/rdma/rdma_netlink.h | 3 +++ > rdma/sys.c | 11 ++++++++++- > 2 files changed, 13 insertions(+), 1 deletion(-) > applied to iproute2-next