From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-dl1-f74.google.com (mail-dl1-f74.google.com [74.125.82.74]) (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 17F1E327C18 for ; Sat, 28 Mar 2026 01:19:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=74.125.82.74 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774660780; cv=none; b=KB76fpXAqgRi1IZmF3zJbh2y316NrwqJ8YeGQ0zVGdeixFc7hbFzG+ZxdVJ9+5FfjPp5B2Alrr96pmyP2ezTyHd2aj0JZRHq4lm/siXrxFj5SNPqxTDfySuFAAhkstHdD/0EaWpdh0rB7vZpEONqNAvlSjOSXnVFnpt7OUpJH2A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774660780; c=relaxed/simple; bh=1dn6wx0kE3uz2URoABPgvTVUTzuMBnxMjei6SlfoEfk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=c6r8xH+AllGMJHallX/CcSWZGJWGIsfjXaJLo3P+cfhtROlxti3blIlb5H3CZ9oZUl0al939Lj7ONYVRI0q4rzNzpKtQYASYdV8PevuikyPqfhC9iTtPldL3DZXmi+vpNJPNPC8HrqV6BWRNxEE/Tsnw+HtHxENeN+NdbPQo5q0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--xur.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=KTX0q5hq; arc=none smtp.client-ip=74.125.82.74 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--xur.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="KTX0q5hq" Received: by mail-dl1-f74.google.com with SMTP id a92af1059eb24-12721cd1a2aso3465613c88.1 for ; Fri, 27 Mar 2026 18:19:35 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1774660774; x=1775265574; darn=lists.linux.dev; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=LVbuFhtmsLe2EwKEnKkn8YIdx3PwrexQLmQHP24bifI=; b=KTX0q5hqeNa7iQeimVa1S+Rf+MMNswVV9Tqxu7LigtFUYgKXwvxyQI2Mb6wzVBY/wN wRfU4G0utvlyqmgmPEIgLpQPx+qfOY9b7ueo3AxVHlqJNaHtCAN2mH8g903JZaiTivLR n/yxQhrx4SYedtTchYUlvCsxHpBZGR6MREe9k3eCkKsl9FNcj14YGbNboJ1iK6CA4RNP SVsJyr+XUprDPus/Aa05upWeJ9O/e81DQaBv49Rewp7oboqQjVbGfia6hQwpaRfUvFLW h/tFqBrRZ82fp7sWLMSbTksHPp9ev/v7u77aKInLkQIlaQPrjXks9patZAmRfNETt7pO +xOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1774660774; x=1775265574; 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=LVbuFhtmsLe2EwKEnKkn8YIdx3PwrexQLmQHP24bifI=; b=nRZW/ntDftTeG4KyjH8dSn77/x2ItGN3+QJDYx9iLgFsvJKNkbhHI0U/7ucZbbu8BF fNy9puhmpOCt22seyjs7vo3LvljxlQnR2YnYndGsPcaUsPp+tMRKXmp6ZagLdRNWZ9kL aYZoVDsDuLsSw++iJqoyu12it6htPlAfCUQrCSH7JavpmM1SOLSj/h7hP3h1sZ3OIyJs DZDhO5Co+uzhx5FntLyffUsE41afuMdTy7PkhqgVBLQ/NIyTxq6QkjkzkhBWyiH6n0rK h0wMXAe+LF5KJcj0ek5BakOIA8ovimDTGZY1bEjC+9odUQJ+EI8Jm4nyMyBwR3DY4x/T l4SQ== X-Forwarded-Encrypted: i=1; AJvYcCU/4XJnBC6EHTgcTX9AT8fFaNW/ikBtr7d8gXCyEfCGMlIJTlHWcyax6sUBmgCc4LBdV3ga@lists.linux.dev X-Gm-Message-State: AOJu0Yz4KhHroxJ+CFdX4HWSWIo6LuCFy/8dM7hhVwIZclhYS6PBcqgq rCH3oZ8WoiQJwrz4JXLdj2HizskcbIRACBrVEroj7JftBQZD2EeLjX20ANvCCg1fegMfwg== X-Received: from dlec5-n2.prod.google.com ([2002:a05:701b:4285:20b0:12a:ba56:cfe4]) (user=xur job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:ec1:b0:128:d51a:5143 with SMTP id a92af1059eb24-12ab28ef2bamr2473080c88.31.1774660773994; Fri, 27 Mar 2026 18:19:33 -0700 (PDT) Date: Sat, 28 Mar 2026 01:19:26 +0000 In-Reply-To: <20260328011927.3569802-1-xur@google.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260328011927.3569802-1-xur@google.com> X-Mailer: git-send-email 2.53.0.1018.g2bb0e51243-goog Message-ID: <20260328011927.3569802-3-xur@google.com> Subject: [PATCH v7 2/3] kbuild: change --thin back to 'T' in $(AR) From: xur@google.com To: Masahiro Yamada , Nathan Chancellor , Nicolas Schier , Nick Desaulniers , Bill Wendling , Justin Stitt , Miguel Ojeda , Thomas Gleixner , Alice Ryhl , Sami Tolvanen , "Mike Rapoport (Microsoft)" , Rafael Aquini , Michael Ellerman , Stafford Horne , Christophe Leroy , Piotr Gorski , Rong Xu , Venkat Rao Bagalkote , Miguel Ojeda , Teresa Johnson Cc: linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, llvm@lists.linux.dev Content-Type: text/plain; charset="UTF-8" From: Rong Xu The '-T' flag in $(AR) is no longer problematic since the minimum requirement for LLVM has been updated to version 15. As of LLVM 14 and onward, the '-T' flag functions identically to the '--thin' flag. Fixed the issue seen on IBM Power11 System: ar: unrecognized option '--thin' Reported-by: Venkat Rao Bagalkote Closes: https://lore.kernel.org/linux-next/476507c9-a371-4864-9e87-572c1ecae82d@linux.ibm.com/ Signed-off-by: Rong Xu --- scripts/Makefile.vmlinux_a | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/scripts/Makefile.vmlinux_a b/scripts/Makefile.vmlinux_a index 9774f02b43b2..650d44330d1f 100644 --- a/scripts/Makefile.vmlinux_a +++ b/scripts/Makefile.vmlinux_a @@ -10,12 +10,12 @@ include $(srctree)/scripts/Makefile.lib # Link of built-in-fixup.a # --------------------------------------------------------------------------- -# '$(AR) mPi' needs --thin to workaround the bug of llvm-ar <= 14 +# '$(AR) mPi' needs 'T' to workaround the bug of llvm-ar <= 14 quiet_cmd_ar_builtin_fixup = AR $@ cmd_ar_builtin_fixup = \ rm -f $@; \ - $(AR) cDPrS --thin $@ $(KBUILD_VMLINUX_OBJS); \ - $(AR) mPi --thin $$($(AR) t $@ | sed -n 1p) $@ $$($(AR) t $@ | grep -F -f $(srctree)/scripts/head-object-list.txt) + $(AR) cDPrST $@ $(KBUILD_VMLINUX_OBJS); \ + $(AR) mPiT $$($(AR) t $@ | sed -n 1p) $@ $$($(AR) t $@ | grep -F -f $(srctree)/scripts/head-object-list.txt) targets += built-in-fixup.a built-in-fixup.a: $(KBUILD_VMLINUX_OBJS) scripts/head-object-list.txt FORCE -- 2.53.0.1018.g2bb0e51243-goog