From patchwork Thu Oct 14 14:34:26 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lorenz Bauer X-Patchwork-Id: 12558681 X-Patchwork-Delegate: bpf@iogearbox.net Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D986BC433EF for ; Thu, 14 Oct 2021 14:34:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B933F61163 for ; Thu, 14 Oct 2021 14:34:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231161AbhJNOhD (ORCPT ); Thu, 14 Oct 2021 10:37:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229994AbhJNOhC (ORCPT ); Thu, 14 Oct 2021 10:37:02 -0400 Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 91889C061570 for ; Thu, 14 Oct 2021 07:34:57 -0700 (PDT) Received: by mail-wr1-x429.google.com with SMTP id v17so20137589wrv.9 for ; Thu, 14 Oct 2021 07:34:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloudflare.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=JB5Q5wNmb2hTXra88g0D3xIBP+iOpoIEWT0euuqnYlc=; b=UIM+Q0sLteuLNVadXphlCReMI9ZVnXbsjW+I7j4dkAub+Hju314RDaE9OD7VYgyPYX 0W0a535iWYhYU0Ya2vyCpXZqa5iBbSjQ73XPqzpHGT431qjc7B9PGkAjrh00IzhaUdJL yWwJPOfmRqQ/tsrxViSGw/Fc6p4ZahMQtJAsQ= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=JB5Q5wNmb2hTXra88g0D3xIBP+iOpoIEWT0euuqnYlc=; b=VwEYA8QtES1bfdJ/OVGCeyDWypsY3nKOX9v4cWFFXgooBAxdsYkaGMdlJFFzem0S+t 07XrKtq9oUp/UFvY8gEFFhvaWKAAQHMMyyO46OYuPx+KuWzHFSF6Plh50LiiGu7PmgTj +jEloqILt5NR6FwMW8ZWVR0bshrH7U94+1xRZw4UzLUuP/gqCdN8d3X3ftsUw6rFH3l2 JEAdWQiKQOu3UZrwwde6LUuYS54wJxOyVBU7YKlgD53httwLS0qEDqEYinTIovZcDkbO RMTkVNwfsjkBvdU7tGce6Aa9KNpa5wrXf0xTo2/3tnTfkQWyRkRJRSDFd7aIpA7+5oI2 +CaQ== X-Gm-Message-State: AOAM531AOIUQOqJpYlGjuM/tHyol1wGtGBobNBfzKQ0WSlCBxWb1lPHF Jq59kNlsLdehWxV6W8Sbp09dcOowQ+lDbg== X-Google-Smtp-Source: ABdhPJzw9bVs/HhOzdZQrDfMjY66uvWk1K4TTi/KplTQrwTxbeoJ6fxcuimWF2NlFR7SJ6CNqzCevg== X-Received: by 2002:a7b:c386:: with SMTP id s6mr20191902wmj.183.1634222095881; Thu, 14 Oct 2021 07:34:55 -0700 (PDT) Received: from antares.. (4.4.a.7.5.8.b.d.d.b.6.7.4.d.a.6.f.f.6.2.a.5.a.7.0.b.8.0.1.0.0.2.ip6.arpa. [2001:8b0:7a5a:26ff:6ad4:76bd:db85:7a44]) by smtp.gmail.com with ESMTPSA id k6sm2656439wri.83.2021.10.14.07.34.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 14 Oct 2021 07:34:55 -0700 (PDT) From: Lorenz Bauer To: andrii@kernel.org, ast@kernel.org, daniel@iogearbox.net Cc: bpf@vger.kernel.org, kernel-team@cloudflare.com, Lorenz Bauer Subject: [RFC 2/9] bpf: various constants Date: Thu, 14 Oct 2021 15:34:26 +0100 Message-Id: <20211014143436.54470-3-lmb@cloudflare.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20211014143436.54470-1-lmb@cloudflare.com> References: <20211014143436.54470-1-lmb@cloudflare.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org X-Patchwork-Delegate: bpf@iogearbox.net X-Patchwork-State: RFC --- include/uapi/linux/bpf.h | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 78b532d28761..211b9d902006 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -1248,7 +1248,10 @@ enum bpf_stack_build_id_status { BPF_STACK_BUILD_ID_IP = 2, }; -#define BPF_BUILD_ID_SIZE 20 +enum { + BPF_BUILD_ID_SIZE = 20, +}; + struct bpf_stack_build_id { __s32 status; unsigned char build_id[BPF_BUILD_ID_SIZE]; @@ -1258,7 +1261,9 @@ struct bpf_stack_build_id { }; }; -#define BPF_OBJ_NAME_LEN 16U +enum { + BPF_OBJ_NAME_LEN = 16U, +}; union bpf_attr { struct { /* anonymous struct used by BPF_MAP_CREATE command */ @@ -5464,7 +5469,9 @@ struct bpf_xdp_sock { __u32 queue_id; }; -#define XDP_PACKET_HEADROOM 256 +enum { + XDP_PACKET_HEADROOM = 256, +}; /* User return codes for XDP prog type. * A valid XDP program must return one of these defined values. All other @@ -5582,7 +5589,9 @@ struct sk_reuseport_md { __bpf_md_ptr(struct bpf_sock *, migrating_sk); }; -#define BPF_TAG_SIZE 8 +enum { + BPF_TAG_SIZE = 8, +}; struct bpf_prog_info { __u32 type;