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 93B1DEB64DD for ; Mon, 3 Jul 2023 11:50:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231382AbjGCLuJ (ORCPT ); Mon, 3 Jul 2023 07:50:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58586 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231391AbjGCLuI (ORCPT ); Mon, 3 Jul 2023 07:50:08 -0400 Received: from mail-ej1-x649.google.com (mail-ej1-x649.google.com [IPv6:2a00:1450:4864:20::649]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 151B7E59 for ; Mon, 3 Jul 2023 04:50:07 -0700 (PDT) Received: by mail-ej1-x649.google.com with SMTP id a640c23a62f3a-98843cc8980so379727266b.1 for ; Mon, 03 Jul 2023 04:50:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20221208; t=1688385005; x=1690977005; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=2SzNF2Xp9ZY8Wj02jDl62Q9tRowvgKYaFK1hebcuMF8=; b=pgdnlTh7+dQSQr4HXDzPTcsLOQlcjEHZQKHGP8SUHPN3/ATvqnlbPaxBaM0s7GaUvw RNvdRo93wXLXicgZGyBhr6ZaC7R7ulc3EeshDcjqG+ymW8vmixEwqNuGgEZgFwma+dXs PuAJ3SfbY6DIDtw7FWQQehgD5uzUfk/kymMLnXbNQaYbsaHYBje2TTwgvzNaVUl5hyAu mjU5Htde/TqTtks02Ohuj1rUzDg6n9J+Od7vyRrVjEeU723xdaTuLfKYG9rmCbv1HqKq Qwo0hAGqQyNLiF1/67JGjZjZUaJ7oZpn8LbSv7zzUM7/f5VgOaTJPHaDBhaZfaAScZtR Tp1w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1688385005; x=1690977005; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=2SzNF2Xp9ZY8Wj02jDl62Q9tRowvgKYaFK1hebcuMF8=; b=T8GPqLtaufWtNl3YtHkl+xKuD3GkGGltlD5KlwcgBkP1P70btwg6Il7PZbPAGPtslm auM3d0XSC6peItfptDrPJzCLQaNLh5QLjxwSVFraHifyNAH3zA2XDYisQBfIlCGEX4tu YbukigYNsPvj3omtU/SjzrWgVnK30QVEL4KsejkVs0+j2v0ZbvAEAJ7sZ6RP6aw8WnTX BkvWmurO55z+n1tEEnD6M4HCHPNP/4TPLk/deOb4GszFNtrU1/2DFIxmzDjJqN2XJQ6H pX8CxOg7p/CYsj+4Nhq/9HTgEJWwgx0Bc9yv++B5mAL1P5hErV1xvchUtXU8NmQ4p8P7 Lm7A== X-Gm-Message-State: ABy/qLZ4JUUQgXBRXENbelULeMtpl80LgMlg2wHaCEspWdyTvlj9CXVa fayHemJDNcRPYXoS+ZPHKYyunkN1kOiqTFM= X-Google-Smtp-Source: APBJJlFgAj9K0YUTqhagRD6cI8VCPje3jm3GVaqxDZ8a4l8+2/DnyNUX8Fzj6a1eJXu/gYFu03qpStGBcxSRJ3I= X-Received: from aliceryhl.c.googlers.com ([fda3:e722:ac3:cc00:31:98fb:c0a8:6c8]) (user=aliceryhl job=sendgmr) by 2002:a17:906:4bcd:b0:992:4ba4:dc4a with SMTP id x13-20020a1709064bcd00b009924ba4dc4amr24697ejv.13.1688385005551; Mon, 03 Jul 2023 04:50:05 -0700 (PDT) Date: Mon, 3 Jul 2023 11:50:00 +0000 In-Reply-To: <20230624092330.157338-2-benno.lossin@proton.me> Mime-Version: 1.0 References: <20230624092330.157338-2-benno.lossin@proton.me> X-Mailer: git-send-email 2.41.0.255.g8b1d071c50-goog Message-ID: <20230703115000.2006682-1-aliceryhl@google.com> Subject: [PATCH 2/7] rust: add derive macro for `Zeroable` From: Alice Ryhl To: benno.lossin@proton.me Cc: alex.gaynor@gmail.com, aliceryhl@google.com, bjorn3_gh@protonmail.com, boqun.feng@gmail.com, gary@garyguo.net, lina@asahilina.net, linux-kernel@vger.kernel.org, nmi@metaspace.dk, ojeda@kernel.org, patches@lists.linux.dev, rust-for-linux@vger.kernel.org, wedsonaf@gmail.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: rust-for-linux@vger.kernel.org Benno Lossin writes: > Add a derive proc-macro for the `Zeroable` trait. The macro supports > structs where every field implements the `Zeroable` trait. This way > `unsafe` implementations can be avoided. > > The macro is split into two parts: > - a proc-macro to parse generics into impl and ty generics, > - a declarative macro that expands to the impl block. > > Suggested-by: Asahi Lina > Signed-off-by: Benno Lossin Reviewed-by: Alice Ryhl