From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ed1-f74.google.com (mail-ed1-f74.google.com [209.85.208.74]) (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 7E2883A5435 for ; Fri, 29 May 2026 06:32:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.208.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780036371; cv=none; b=tYPqhFij+T7O5q+JY/JLnBvjZzMjXp+QjCKHsG94+CyPbtm1vnweRv2D+RLL+K9YTkX/Ho7Q+F13EuP+pua3bteY8drqZD/p0m0P3wqBfsEtmF16UBykp9Weol99YtUmfw1MuXBRz6rqDkmNGs4MdeJL2MfvE1irQc1gPzsXKbg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780036371; c=relaxed/simple; bh=1Ac+5uIaszjTdXeXl70hvJYRphte1CL/Kiuce7KK8/k=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=r8q9YhUpHIpDnsgq504uORlDQrhfWfRRsYTcolc5qXBH3ovzeawwcHE/vE0ZTTLqHYAPUAcuGjQknmJNH48Jf+HoOmde7E9V8Q4PzTA5rizNxHaCHyjlErbozv7tyOM/K2RoqnOqLSwuMXH1Tij1Yo+KzyieOVRYUgN1anIm7tk= 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=LuqPfmM/; arc=none smtp.client-ip=209.85.208.74 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="LuqPfmM/" Received: by mail-ed1-f74.google.com with SMTP id 4fb4d7f45d1cf-68bd951b4bfso618999a12.2 for ; Thu, 28 May 2026 23:32:50 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1780036369; x=1780641169; darn=lists.linux.dev; h=content-transfer-encoding:cc:to:from:subject:message-id:references :mime-version:in-reply-to:date:from:to:cc:subject:date:message-id :reply-to; bh=1Ac+5uIaszjTdXeXl70hvJYRphte1CL/Kiuce7KK8/k=; b=LuqPfmM/j3/N2H6zw7yZCIq1GEdpPd+WYVsjKzZunOYScHFq0QgW3sUBUKgMwgWdXT hx2FvvW7VB66iefkbubEE87uGlmEYloTOKyFeB6SODyr9Xfc3zAzzJG2zoGGGLdooOeA XmhpxokP2FBm0NqjD5zF4mWMBsp6dPRt5cwphu3Vkd2N5l7L5JI409QpotCgCJuCVvi+ pRvl92qyfAhNLDUbeB67LcIG83oqJAioVO+4B1YceIDE7xW/+kAJXGWt8lxZjiIi6xQa kWWoffFbxBGgu8Ti2pT0lsp26xc5kfJQbzI7n1hrGLwsoGcBoUP+oyXRKLuESnb+j82e N+dg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780036369; x=1780641169; h=content-transfer-encoding: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=1Ac+5uIaszjTdXeXl70hvJYRphte1CL/Kiuce7KK8/k=; b=ULvGDIi7cgUzhgLWZFu9/meIHRLNyImaA+Hnz+dtIs2iv9C4Hcqwnu+k5kBP06+5Q/ gQzAyE9v7wJVe+COKnXOr70MTyCxzecymrHhmscgteW4M8iIOUrZZT+CKurhUngqQ+2E ln2SLY5chKBNC+A6ZMoz8wxv8e3sg9zAjHnMfxgSXeh9a00xiWuvybQvst9TtL7GOHWn VFXIIIVxoNnJYt1wihhRx9D8MR46s91aWGSCTPPzwiCoDprXo6WZj0JVPFUUOULcgBdq smFuUrfcJuH/bsIoZNTso6ibirOBUQ/Imhv8FgAhMyJgTfUcwXIz2PgPjLr7fIzjdode 0xwQ== X-Forwarded-Encrypted: i=1; AFNElJ9gYjuk4ZKY9oa74/2Ai7dmRa6JUxA824SFgLpE2H3VheNrHEK+CPblYkMqTV64CyeZKO5E@lists.linux.dev X-Gm-Message-State: AOJu0YwdNFbYEb2OL40v3NG3zHuRsztiUNLt1/VhAZApXbwIC0CO7fTZ FGpma7fFRZAuypmOYqNyDGSURG+wbG21liMLeSOocQLTZw+Rn1wTEzwwnLyCbhNPNsg6KRkDeg0 XkMToEEkcX8kGEo+ONw== X-Received: from edbev9.prod.google.com ([2002:a05:6402:5409:b0:68a:ac9f:e69e]) (user=aliceryhl job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6402:5113:b0:689:bbd0:45b0 with SMTP id 4fb4d7f45d1cf-68c10681fd1mr663109a12.9.1780036368563; Thu, 28 May 2026 23:32:48 -0700 (PDT) Date: Fri, 29 May 2026 06:32:47 +0000 In-Reply-To: Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260527-uwtable-module-flag-v1-1-caa41342be4b@google.com> Message-ID: Subject: Re: [PATCH] rust: arm64: set uwtable llvm module flag for CONFIG_UNWIND_TABLES From: Alice Ryhl To: Miguel Ojeda Cc: Catalin Marinas , Will Deacon , Miguel Ojeda , Boqun Feng , Gary Guo , "=?utf-8?B?QmrDtnJu?= Roy Baron" , Benno Lossin , Andreas Hindborg , Trevor Gross , Danilo Krummrich , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org, llvm@lists.linux.dev, stable@kernel.org, Bo Ye , Isaac Manjarres , Sami Tolvanen Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Thu, May 28, 2026 at 07:26:07AM +0200, Miguel Ojeda wrote: > On Wed, May 27, 2026 at 8:18=E2=80=AFPM Alice Ryhl = wrote: > > > > Once the fix lands in rustc, this flag can be made conditional on the > > rustc version. Note that passing the flag on a rustc with the fix > > present has no effect. >=20 > Already landed now, so if the uwtable one is enough, we could already > do that since it will be 1.98. But since it has no effect, we can keep > the fix as-is and do that on top too. Hrm, is there a way to perform the version check in the Makefile, or do I need a Kconfig for whether the fix is needed? Alice