From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7ED05203710; Fri, 3 Oct 2025 22:57:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759532248; cv=none; b=eveGzYCrQjpABLss6lxJ6HCroYAUbT7F6uh+SOKfNN5smlKoITXKje1Zqcajr33Bj9UrDs5RXUVZAh1drrO+sWScthN0yAYZy9JZBgb8yf11sTSkOarKNhSlM/9za9W6wEDNE5XHq0/euoNTNSWsga+BpaFcmhqa+K8NZm7pBSw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759532248; c=relaxed/simple; bh=QlnUffNjLbcmqEw64x2x55MGPaaNVTMhAgdaSwOtFU0=; h=Date:From:To:cc:Subject:In-Reply-To:Message-ID:References: MIME-Version:Content-Type; b=daD+0YUR6J3tRjuiFKO5dJoDP/3xPFcXdCEDzwplCSBccm5kIwsf93u6egL3eMD3F+3ocomOZ4tqy8d+jJHDOvcY6UoVydpMrPnOOcz9S395HUUEqEd2VBElttdnxWtfiEMifHSQvg5U58n0PZpwvYxba27xxUh8Ont/K3QNyKE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kuZrqr3V; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kuZrqr3V" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D3E65C4CEF5; Fri, 3 Oct 2025 22:57:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1759532248; bh=QlnUffNjLbcmqEw64x2x55MGPaaNVTMhAgdaSwOtFU0=; h=Date:From:To:cc:Subject:In-Reply-To:References:From; b=kuZrqr3VFx4YNSicaWCcRbCoY4HQnuUCtSr5ZdtRryFOCgSRlD1pM9GIlqBBr3FC3 e8AK5mzhO6yQnWpl2MztppA8v2dJJVTTsT8gH52beE+NpPn2lvaabZrPYv2Av689kc rXyAxReuEnl+IB9s+mi5dDyg5TvQ4ZbEH5s2Od6+Q/FaI/h9zgG2y66xva3MV8Ezoy xfwIWuT7GVmV93a7fc2ZvHYu6zq/aLZT/CRf0KbpFmSV9P3RO6fTs9MkQ6t+2bUWVE lKci0+LSh75RjoffLWeJXPaiK9yo3Vgk+jrvNIVqTy+wPCuwH/yKp9DgopUJRBiuSD KQVza0Yw4zRyg== Date: Fri, 3 Oct 2025 16:57:22 -0600 (MDT) From: Paul Walmsley To: Conor Dooley cc: Miguel Ojeda , linux-kernel@vger.kernel.org, Conor Dooley , stable@vger.kernel.org, Paul Walmsley , Palmer Dabbelt , Alexandre Ghiti , Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?ISO-8859-15?Q?Bj=F6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Kees Cook , Sami Tolvanen , Matthew Maurer , "Peter Zijlstra (Intel)" , linux-riscv@lists.infradead.org, rust-for-linux@vger.kernel.org Subject: Re: [PATCH v1] rust: cfi: only 64-bit arm and x86 support CFI_CLANG In-Reply-To: <20251003-viewing-residency-d4f849c6fbe6@spud> Message-ID: <71b9ca7a-3847-72d9-b9d1-c748f301450f@kernel.org> References: <20250908-distill-lint-1ae78bcf777c@spud> <20251003-viewing-residency-d4f849c6fbe6@spud> Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="8323329-567175886-1759532248=:870847" This message is in MIME format. The first part should be readable text, while the remaining parts are likely unreadable without MIME-aware tools. --8323329-567175886-1759532248=:870847 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT On Fri, 3 Oct 2025, Conor Dooley wrote: > On Mon, Sep 08, 2025 at 04:36:09PM +0200, Miguel Ojeda wrote: > > On Mon, Sep 8, 2025 at 3:13 PM Conor Dooley wrote: > > > > > > From: Conor Dooley > > > > > > The kernel uses the standard rustc targets for non-x86 targets, and out > > > of those only 64-bit arm's target has kcfi support enabled. For x86, the > > > custom 64-bit target enables kcfi. > > Hopefully someone can take it! I was hoping it'd be 6.18 material, can > someone grab it for fixes please? Will pick it up for early v6.18-rc fixes, thanks. - Paul --8323329-567175886-1759532248=:870847--