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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D057DC433EF for ; Sat, 9 Apr 2022 09:33:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239179AbiDIJfu (ORCPT ); Sat, 9 Apr 2022 05:35:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51246 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239456AbiDIJft (ORCPT ); Sat, 9 Apr 2022 05:35:49 -0400 Received: from mail-pl1-x643.google.com (mail-pl1-x643.google.com [IPv6:2607:f8b0:4864:20::643]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D250126F7 for ; Sat, 9 Apr 2022 02:33:43 -0700 (PDT) Received: by mail-pl1-x643.google.com with SMTP id j8so9912802pll.11 for ; Sat, 09 Apr 2022 02:33:43 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=pZfLmYbolHwmqXMfr7nqaaE34g3CnbTOWtScfGan094=; b=mV8K/WvBSJZLNXa0ZeVxRySds6X/7x2ml081X0XtGt8sRgKrMnD28EQwpVSF3k4UU/ JJxiROxIdU0kW97EDggFMSqjAg9t9F/C7DeM7QItcE7Jmw0KHTUg7p9h2AtOsoBi9dr2 7a2HUI0vWS9TmOpgcUiYZHtHQiNwNIc4eRgyGsEn/cZ2IMRopOsDdi73DM76IauVLzN0 vmS0nfJ3DbTHn1DotcT7UHAWSk8P7usZkezKqJT6NjatCrv6w7lqS5WKGNeFqkVDY0a5 Hd+1mvwDDK0HlhQ8ffPdFMiUC7Hn3o7NNFrZIY68HCMoa/0BpYqj+WMO0nqJjQ4otulS g5HQ== 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=pZfLmYbolHwmqXMfr7nqaaE34g3CnbTOWtScfGan094=; b=C3tDdF9zpGzADCHDghv6hapV3/tsrKxIj+AM/lAP9splWWFGe6FULDPxjqlUDEoRss 1rGXDfLo3iUJstm1X9Z5QkfdzEUQ6rlZaIjlRVhkRLoz/yWyEdeAhJ3Ag103D6+ODx8f QiU8xBwhKibQCys5Isp3odN3i58KuUjq7hkc/JQKSHN2YBHDYjKAUfe5rFfRiDM2nX/9 D7I45shPvJeAopGUOVIvBNrt/YVFh0NFzf8zCgGnBlJNJKDeKDyzNrNWFh9htbdUPSz/ EJ750WY95cVhs9p/zFPbrao4QFP9DWCOpRJ39q+Hu7i7d0HIcV/iObvok68VQueU4yOc iLYA== X-Gm-Message-State: AOAM530ORAel9hC4PRhY/JeUYrv18HY3YWVaL9VrDdiKYEBkVgAsetFG 97Z8lkkA1dFWF4OSBEBlVXMdpVHF2xA= X-Google-Smtp-Source: ABdhPJyz+A5LoZylSsn2X6VaeDJoPqsi226qzE7hXlRBoDcNau9sbOQkZ0e/GuRSyjz29QaubLxWXg== X-Received: by 2002:a17:90a:8a98:b0:1cb:6b5d:fd37 with SMTP id x24-20020a17090a8a9800b001cb6b5dfd37mr1024447pjn.198.1649496823189; Sat, 09 Apr 2022 02:33:43 -0700 (PDT) Received: from localhost ([112.79.142.148]) by smtp.gmail.com with ESMTPSA id o34-20020a634e62000000b0039cc4376415sm7103413pgl.63.2022.04.09.02.33.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 09 Apr 2022 02:33:42 -0700 (PDT) From: Kumar Kartikeya Dwivedi To: bpf@vger.kernel.org Cc: Alexei Starovoitov , Andrii Nakryiko , Daniel Borkmann , =?UTF-8?q?Toke=20H=C3=B8iland-J=C3=B8rgensen?= , Jesper Dangaard Brouer Subject: [PATCH bpf-next v4 11/13] libbpf: Add kptr type tag macros to bpf_helpers.h Date: Sat, 9 Apr 2022 15:03:01 +0530 Message-Id: <20220409093303.499196-12-memxor@gmail.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220409093303.499196-1-memxor@gmail.com> References: <20220409093303.499196-1-memxor@gmail.com> MIME-Version: 1.0 X-Developer-Signature: v=1; a=openpgp-sha256; l=907; h=from:subject; bh=dtVrckouAMHnmEAd4Rr2OdBAilXX+AUoTjGvaGbi9os=; b=owEBbQKS/ZANAwAIAUzgyIZIvxHKAcsmYgBiUVF0srejQAaub14DT4bq6Zig06TX+s1CkhTq0CzC 8ntkqcuJAjMEAAEIAB0WIQRLvip+Buz51YI8YRFM4MiGSL8RygUCYlFRdAAKCRBM4MiGSL8RykacEA DCELWrPF1/dXk8l5i3kTVVC8DaUvFESqgHH57y9uIiw112HoJ4lFMCK+OdbQuDhk8ekoUO4h87vusw nTb/AnJbsW0Fz0sQiIkG3tef8fkUuk9v8HCj3gG28mX0wQBx4fOZUcousADg2Ohp0qC5EwSR2i+2T1 sWhMzvV5KxZWjsUIF+h5fNuneFwbSS0N2eoiQXccIw1UHA0JW+/HVP/57s8IURcYuQpkRxdHI1ph+8 EXEl1Vgsebjdk392L9KTt10/ZmvDJoVyN96Dp4J99pV9LVv6kc4Tx2h0IbS8emcCu87NsgvTrpq4+w wH0Yemxp6mkWvWiIjXzfW1AXY8zi5gRNhnjXF+hcDGjCoMZQi4GWKOFAy7bs62ZYDhMEOEsVN28pRr RwCHj67VGI0PqLL18guqIeWMVIvIis3F0eY3lCVo7VacPZvA6CplrB2WVTzJzW9JL3yeueRvs7SGYA IZpxccrWJPxN7wxPTXfv5ykLr7nC47zYiMyV9TORTGzKa6lqp1bDKak997QnAoXJmm8GkVl8fXhDh8 JQIm2Vj9Fszwa2oKZZk2vdLrYhZh/i3eTEzuxlKJVAycSvPiKpQOm3r/O+BgsgKMCTs7wiFXlxieb+ gmBLjuBiMnz/bEJ5RFT3Z/5BudnwvKP+/Y36zdW3JPd6GTrMdbOALTY4lk5Q== X-Developer-Key: i=memxor@gmail.com; a=openpgp; fpr=4BBE2A7E06ECF9D5823C61114CE0C88648BF11CA Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org Include convenience definitions: __kptr: Unreferenced BTF ID pointer __kptr_ref: Referenced BTF ID pointer Users can use them to tag the pointer type meant to be used with the new support directly in the map value definition. Signed-off-by: Kumar Kartikeya Dwivedi --- tools/lib/bpf/bpf_helpers.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/tools/lib/bpf/bpf_helpers.h b/tools/lib/bpf/bpf_helpers.h index 44df982d2a5c..bbae9a057bc8 100644 --- a/tools/lib/bpf/bpf_helpers.h +++ b/tools/lib/bpf/bpf_helpers.h @@ -149,6 +149,8 @@ enum libbpf_tristate { #define __kconfig __attribute__((section(".kconfig"))) #define __ksym __attribute__((section(".ksyms"))) +#define __kptr __attribute__((btf_type_tag("kptr"))) +#define __kptr_ref __attribute__((btf_type_tag("kptr_ref"))) #ifndef ___bpf_concat #define ___bpf_concat(a, b) a ## b -- 2.35.1