From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wr1-f73.google.com (mail-wr1-f73.google.com [209.85.221.73]) (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 C89BB42189F for ; Fri, 29 May 2026 14:45:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.73 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780065930; cv=none; b=iYlBXy0h1I0eyCEuemE93AUGWlSGsStpmTmsrH36Ot6Un3K52foerzAtnCUDhfmYoX801AVQgJXPVe62wB/UbZDteBNfA/+2peexsS3SehEDVUXUHZubYnoJ5NNqRrIQ/cuquMLs43xEKetzz1chd4ZMQS7bSSM5bzB1+gQxvsc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780065930; c=relaxed/simple; bh=ofVgBl4it8ZU6yqrWiQbNGCpR3Y070NOzvRXGVYAgoA=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=qyjtpHUm2Hgd/CmyFA8TH65KaAluWGB9GMVWtVbLmVoOndXq7ZgWx1eO06nS7F1H9EHUSQx+fKaibUwRDX6s2zj3U+6nUhDg+ZQycDtFaoXOHi0cdMMyFn3CdHS1x+KKFE1bD5Zh3nxRLmni63FAIAJsA1Iw6KDpr805pjOjSHQ= 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=AXsfefH0; arc=none smtp.client-ip=209.85.221.73 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="AXsfefH0" Received: by mail-wr1-f73.google.com with SMTP id ffacd0b85a97d-45ef616db45so169934f8f.2 for ; Fri, 29 May 2026 07:45:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1780065927; x=1780670727; darn=vger.kernel.org; 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=ralOVts9fCNQ2tqBK8zNgoCjriSrrEOepBDVwIQK1cc=; b=AXsfefH0xLvstlNc/oc/O3tQGPPtGsgFCdpgSOP/eBGCvEV0CBGHHjC54tUMg+hqYx M62v/MmYp8s7wAguglmJQeybGMT1pe5/zzVO4AkUEVyrzXZ36h8mnhHTDpTNamAg0Wcz ex0qJQBdOlKIsTwfSBJNjSWPfnWeuDL46rJZdOZzHWLHSFwo0Uq/bOh00+z6nXkm79TL 8vCxVMiMrc8y0VwbvEjwIQuAyvPbqe1qP96MqDV4uLNFAUosgCez4/By/7OjyNLHVALC g2Xxs6RNoxvi91EvHkiXuOSPtP3IiKEhSyEKpTylmgP7wyc5dA6Dhikxmuloh0H+erja 7EwA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780065927; x=1780670727; 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=ralOVts9fCNQ2tqBK8zNgoCjriSrrEOepBDVwIQK1cc=; b=b5v+Ys8+RVtYVuwCUpbmTk+AKQGcqhgaiHcPPm/5X0uMj5yrSpoTIQpsLUKtfjCzkK FuxJoQzhNyS1x140Y6eJjTwrDGyDIiwFBmyAVWUdGfHhGuoi6+WzsgWlQRlxZPZXKjIg YxmVO81M11OWoB8QLVRmtRv1HXeeXMPlHF6gD3AAOHqIOH6tSQGPv7LLXzFTMCHhEHkL 0cW+gbKeYsUR6Llfpo4oaK27n94ebYXz3m1+nDGqB6vRxqow2pbG3FJdV1N0Xg85Mokv bRatA2I1CwZ07xB8yRtPKIK9NMyYfMx+0/RNSPxU61z/PvsLi9kov6Yy2F1mv5sQYioz ELJA== X-Forwarded-Encrypted: i=1; AFNElJ+WwxWMl5vD16q9dy3ucTWQvOATagyaZ6AN+rpctfVyckkF793JWPBkQiMxCg/hnTU6w8DP+tlmzzBUhG4r6A==@vger.kernel.org X-Gm-Message-State: AOJu0YySV+HnodKjxL+vCThWA6LNAtdEBUzdccKa3KqZJYJT6U3tE8nN HXSZEhqG8m+a1YRL4G6dCQmExY0AytdRqNa+q6wlJcYXRylCiYIbJAcf3lRELv7ATUA3sOpHq2A qdK+DRhXXCfJwtOAXiA== X-Received: from wmma4.prod.google.com ([2002:a05:600c:2244:b0:48a:93d2:60ec]) (user=aliceryhl job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:c0d2:10b0:48e:7854:1608 with SMTP id 5b1f17b1804b1-4909c0b34e3mr44173425e9.25.1780065927012; Fri, 29 May 2026 07:45:27 -0700 (PDT) Date: Fri, 29 May 2026 14:45:25 +0000 In-Reply-To: Precedence: bulk X-Mailing-List: rust-for-linux@vger.kernel.org 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 Fri, May 29, 2026 at 04:29:26PM +0200, Miguel Ojeda wrote: > On Fri, May 29, 2026 at 8:32=E2=80=AFAM Alice Ryhl = wrote: > > > > 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? >=20 > We shouldn't need a Kconfig -- we can do e.g. >=20 > KBUILD_RUSTFLAGS +=3D $(if $(call rustc-min-version,109800),,-Zllvm_mod= ule_flag=3Duwtable:u32:2:max) Ah, right we can do it like that! LGTM. Alice