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=-7.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, 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 0CE5DC433E6 for ; Wed, 27 Jan 2021 21:52:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D37BB64DA3 for ; Wed, 27 Jan 2021 21:52:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235811AbhA0Vvy (ORCPT ); Wed, 27 Jan 2021 16:51:54 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54828 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231899AbhA0VvS (ORCPT ); Wed, 27 Jan 2021 16:51:18 -0500 Received: from mail-il1-x131.google.com (mail-il1-x131.google.com [IPv6:2607:f8b0:4864:20::131]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C677AC061756; Wed, 27 Jan 2021 13:50:36 -0800 (PST) Received: by mail-il1-x131.google.com with SMTP id a1so3340827ilr.5; Wed, 27 Jan 2021 13:50:36 -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=GVrPheh8vPdTboVv6uFpQpyWv1YK0YXeLPT2TfyWdU4=; b=P/kg5OHLOFFm71THnZtOzqiPYWNCKgbvZJcempQ68sU7JI4U8+kbMgby5ViBPp6hls tyFhPlbGn4h4kFd89i1z36w+HlvUPTxtXoGOX+8YeYYLGpUHJNW2Sd7tdJdnTuqywdQe N2apvU50m/zkoGIZxJ5R96y6l30U7VwmCW9MCDJOUJkv9f3CAhq+bPUeMp0prfBdD1/Y Sy+/X9F8wwa3fxMUAQNv+R0p/T8qY2Vzh0AFtCoZTsVlqqXvEuiC5DSNTkHgsIVwJYnQ VkrDZgGxxh01UUTaQN+6yvlrRRtGkqKCkNfe3vHeiPtZIhVFuH+KdQz/h2dIathZmLQr uFHQ== 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=GVrPheh8vPdTboVv6uFpQpyWv1YK0YXeLPT2TfyWdU4=; b=qtqFXG07/rmRZvfztVDOZJGPOS5Lp5dQujibvBOb6ZAOEJpzejFigXsi8Yil1/8hMS 0ty0CO7WilSwly6+K/BoEqLNfL8f0+8Qgo6hLyeSvPda81B5xoEh86c/4QaWWfsNKdid Lh561eVv6vb8VdaYhIzMvao6Mpu6rx9gbmxZFnZOsEi7AmlnqRJWw6DhIp+SKj0XWDtE q6LPFBJ36R5JDg5SMLACAHdE7EXqCoWfIXYWiZ0ybFoLXs+x/M3L8tAvxHGqmwJUXkun STVqga8srw0XGW6ogs28MM/hA0gi5SdOql/pGwjywbpUzVavrVXgF4EdkoiRnCIEp5bl cVPA== X-Gm-Message-State: AOAM532V0WPC4Fy09o5ZZzhWdVlpvv97rmUruB3XZxvagTXDqyseQJO5 j98mYJdVW6vPQoHUBk6Hjxc= X-Google-Smtp-Source: ABdhPJzmk6QgANGqS778QNp8gYiYIEOVXcwzOm0Y5oGysXa7vN686DE3LnIgEeSAuqPwUqinZCMSRw== X-Received: by 2002:a05:6e02:108e:: with SMTP id r14mr10323250ilj.285.1611784236285; Wed, 27 Jan 2021 13:50:36 -0800 (PST) Received: from localhost ([172.243.146.206]) by smtp.gmail.com with ESMTPSA id b3sm1501706iob.10.2021.01.27.13.50.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 27 Jan 2021 13:50:35 -0800 (PST) Date: Wed, 27 Jan 2021 13:50:27 -0800 From: John Fastabend To: Hangbin Liu , bpf@vger.kernel.org Cc: netdev@vger.kernel.org, =?UTF-8?B?VG9rZSBIw7hpbGFuZC1Kw7hyZ2Vuc2Vu?= , Jiri Benc , Jesper Dangaard Brouer , Eelco Chaudron , ast@kernel.org, Daniel Borkmann , Lorenzo Bianconi , David Ahern , Andrii Nakryiko , Alexei Starovoitov , John Fastabend , Maciej Fijalkowski , Hangbin Liu Message-ID: <6011e023c65ba_a0fd9208f0@john-XPS-13-9370.notmuch> In-Reply-To: <20210125124516.3098129-3-liuhangbin@gmail.com> References: <20210122074652.2981711-1-liuhangbin@gmail.com> <20210125124516.3098129-1-liuhangbin@gmail.com> <20210125124516.3098129-3-liuhangbin@gmail.com> Subject: RE: [PATCHv17 bpf-next 2/6] bpf: add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Hangbin Liu wrote: > Add a new bpf argument type ARG_CONST_MAP_PTR_OR_NULL which could be > used when we want to allow NULL pointer for map parameter. The bpf help= er > need to take care and check if the map is NULL when use this type. > = > Acked-by: Toke H=C3=B8iland-J=C3=B8rgensen > Signed-off-by: Hangbin Liu > = > --- > v13-v17: no update > v11-v12: rebase the patch to latest bpf-next > v10: remove useless CONST_PTR_TO_MAP_OR_NULL and Copy-paste comment. > v9: merge the patch from [1] in to this series. > v1-v8: no this patch > = > [1] https://lore.kernel.org/bpf/20200715070001.2048207-1-liuhangbin@gma= il.com/ > --- LGTM Acked-by: John Fastabend =