From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ej1-f73.google.com (mail-ej1-f73.google.com [209.85.218.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3DAEE3DDDBB for ; Tue, 26 May 2026 12:32:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779798759; cv=none; b=Qw78Zld2M7r6q2lw8TJddJN3YtYhH6hd1rk03ZsedhVBE3/R3do6WJ3cbZbpu5zV/9J9ZZeMNcH7/IC+YrPVWXp+MXO1kozDJNX5IzSg7FndY28X75NarotQsYzY1MZzi7zHG6+YEih/4lo4RNL6uWh4wcgoyNwHuiKTSA9ae2s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779798759; c=relaxed/simple; bh=bbvkZlYKOqeCe3/SsT3wqclhze9eYuPTsH1vuOU7iGY=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=cuE9gS9sQsLbmWMYCPZftXBx8VGTBVENN578YoVu562ncBsT2PMcxEIVAyWK/rack4CxudV+Uhq45HaDlWueFZI43eQwZ6srCLU3ffetXp38cftmHcjGjmTaixEtYM5fu40pEYqofENGd88W9LIaMKorOf8945SNXiVdhfCT85M= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--aliceryhl.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=F5KNqiqv; arc=none smtp.client-ip=209.85.218.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--aliceryhl.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="F5KNqiqv" Received: by mail-ej1-f73.google.com with SMTP id a640c23a62f3a-bd543f9fe2cso169195566b.3 for ; Tue, 26 May 2026 05:32:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1779798756; x=1780403556; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=bwJtuJV6FGZNVPXkToA6hLSEWjoW3YMUQuWq/eQ+HxA=; b=F5KNqiqv+XlOjphwT5UMUbkJ6SL/laWIf1NlCTRpguCAPmXYuJv1j0nhglMfYoVpsr HdWDoGTWZQGrDe3Qr/LVTtMZ7k0ScxikTwXZ9JddKXNA9w49Qq37epAEsicM8G4j5xnx PomZN4lUJuxWW3EjUc+hFhHxvVUub6x6N9FHGp/okaDaJn3vswLrQuyUCWwM2YaJ6Pnr 43B5iDQCpHXSowv5BD/yMi3fd/FqupPMsoFqybs05BTq2Ho7YqSWwX2vlmTCQenkIW8w cfpSa2f2uQXEGbcmT6XV9TcwsGH1iQtMTAkH51U8C+SNA7pbUrebO/Ho2oO+1bp6KMUV RyfQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1779798756; x=1780403556; 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=bwJtuJV6FGZNVPXkToA6hLSEWjoW3YMUQuWq/eQ+HxA=; b=qyDfQpLjSyA7UrSTrBwYYRMjVzPBGJwXS41YaAO7bjAFr4bbHPjKcs37utQIspawhm 1oyzLgRyzmPgVEt3ABuKDc38IiJnnyyS+1jMOJ6GTcfA1YXzR8mwdaLsAXp+vkPJO1zT 1iHkZFD5VKRzkY02RczuL9RR0HH2BVDnO2PkkF+i0ozFeI75KBCx26lrpbHowMRXnDiZ AQjVjMPqIOnHKaIZm9SJ745o3sQh8Ui1amw7NKG+QLjCNYB53N75uhiq8WKdGECJXGhe zZd2x7i6bKA9Uq1defkLXi1SBPZIlK1BtcgLjchVFWfB/STtnZudBCIikHmWyKvkF22k UvSA== X-Forwarded-Encrypted: i=1; AFNElJ+O2pnvZpUUnPGvhAwCyMElskRCV5v/ueQogYdQTkUQeGAwMvQDPoU/i50ThdUYbI2YeZHqeJYvZqlqNVo=@vger.kernel.org X-Gm-Message-State: AOJu0YxE4HZ8bFRyLfimmqsZcZv57krvcIVS2TEDpkfOAJUE0wS+dw9z 7AtYXFTnXzfyhOngGpcTlZMCNVh0Kg2RjoZ8NUPfX9KglRbyRcAMJsZxZgEH+QDP3TJAcAxQdTG 9r2JA0wUf5C2fVTxr4Q== X-Received: from edwc7.prod.google.com ([2002:a05:6402:1207:b0:688:c517:703f]) (user=aliceryhl job=prod-delivery.src-stubby-dispatcher) by 2002:a17:907:b5a9:b0:bd5:7a3:a58b with SMTP id a640c23a62f3a-bdd269b6a00mr791892666b.46.1779798756142; Tue, 26 May 2026 05:32:36 -0700 (PDT) Date: Tue, 26 May 2026 12:32:34 +0000 In-Reply-To: <20260522-binder-strict-provenance-v1-1-3d6e9406e864@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260522-binder-strict-provenance-v1-0-3d6e9406e864@kernel.org> <20260522-binder-strict-provenance-v1-1-3d6e9406e864@kernel.org> Message-ID: Subject: Re: [PATCH 1/6] rust: binder: use strict provenance APIs From: Alice Ryhl To: Tamir Duberstein Cc: Greg Kroah-Hartman , "Arve =?utf-8?B?SGrDuG5uZXbDpWc=?=" , Todd Kjos , Christian Brauner , Carlos Llamas , Miguel Ojeda , Boqun Feng , Gary Guo , "=?utf-8?B?QmrDtnJu?= Roy Baron" , Benno Lossin , Andreas Hindborg , Trevor Gross , Danilo Krummrich , linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org Content-Type: text/plain; charset="utf-8" On Fri, May 22, 2026 at 07:12:46PM +0200, Tamir Duberstein wrote: > Replace the pointer-to-integer conversions in the Binder Rust driver > with calls to the strict provenance APIs. > > The strict provenance APIs were stabilized in Rust 1.84.0 [1]. Since > commit f32fb9c58a5b ("rust: bump Rust minimum supported version to > 1.85.0 (Debian Trixie)"), the minimum supported Rust version is > 1.85.0, so no polyfills are needed. > > Link: https://blog.rust-lang.org/2025/01/09/Rust-1.84.0.html#strict-provenance-apis [1] > Signed-off-by: Tamir Duberstein Reviewed-by: Alice Ryhl