From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-26.2 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAFF8C4361B for ; Fri, 11 Dec 2020 20:29:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7C39523C18 for ; Fri, 11 Dec 2020 20:29:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2436971AbgLKSuY (ORCPT ); Fri, 11 Dec 2020 13:50:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56188 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406377AbgLKSs4 (ORCPT ); Fri, 11 Dec 2020 13:48:56 -0500 Received: from mail-yb1-xb49.google.com (mail-yb1-xb49.google.com [IPv6:2607:f8b0:4864:20::b49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95022C051773 for ; Fri, 11 Dec 2020 10:47:08 -0800 (PST) Received: by mail-yb1-xb49.google.com with SMTP id z125so4897695ybb.15 for ; Fri, 11 Dec 2020 10:47:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=aVrOLfHwyYehNryqhGtvwSuHF6d3RoXEKFD3yMxv9WQ=; b=crCjjtbF0LFHKaU166OM2hJGeHx2ZHgEPciM6YDUtvwCc0Wk4S0mHDEftwdDa0NcAd jVAeZYS/m2qVwB/wLayUO/zJ7OQ9GjKp3zIKQxrh85/izPBL52cGu+wOe5xhEuDbMihD jtqoSCSPAiWs1YHR/KQXLgIREQJzaCse6S5YKqzfvzE3xM9PHb8XFuHpON0Lx2wF5dvI jdDA/FurnwgxMiNVD8vMMoJgmDP/60Ko/cbUmNw+NN3ZiXIXUK+gSk6MdZLTk5pwRNWm GbcOKP0kdz3TCy88sneI6VUHEzRwj4dCnx7ptdr9FonuwDoHCGtCu9MNXQ48V8VaX9gP pMug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=aVrOLfHwyYehNryqhGtvwSuHF6d3RoXEKFD3yMxv9WQ=; b=Wnc+65HlbtBwH3nd6XxvZrW384P8LxQyTF9nnKJmQqZ8sbNCI4j1CTFDj3nEbNnxws Jz8gDb+DDXryjMkdrKU4Bgv6bQBgZDqHq7HOPp5fEP4KjR3bOkW6bnUNd1IhTAx3mzcK TUkodL5hmp6pKPR0mhXYDrdoFW26z7y3+u2AzCoXIwCxis4g/GhaiSjHpumdIiNtaMtS CF6HYnxM0g2LAOA53nJnWwj9A1DasXDiCojIn0iKy1PnYbtA7OIgXre256Hnj07ccQz2 Moj9qwBROF8RUZd1LX8/Uj3ikRtM++tIzjkUzC/O4zlL/MAjQkcrZd438e3XbOBac0sw j2AA== X-Gm-Message-State: AOAM5332g9alBpFPsx5QUrAUSpwUb6xaMEdj047PXYqvMsPmlHvOffQT KJCiBOa8G8yzzFM3rKdv4ACGuU+wsUdLUfss1zE= X-Google-Smtp-Source: ABdhPJwNZuID1jcIf8cIxU0Ww5TlvyKdStjDCRvIBB9uhldEdK3D2TeNkVuM9PMADcBOExwezp45jHxla8E+Sk+8d04= Sender: "samitolvanen via sendgmr" X-Received: from samitolvanen1.mtv.corp.google.com ([2620:15c:201:2:f693:9fff:fef4:1b6d]) (user=samitolvanen job=sendgmr) by 2002:a25:9a48:: with SMTP id r8mr18569721ybo.294.1607712427760; Fri, 11 Dec 2020 10:47:07 -0800 (PST) Date: Fri, 11 Dec 2020 10:46:33 -0800 In-Reply-To: <20201211184633.3213045-1-samitolvanen@google.com> Message-Id: <20201211184633.3213045-17-samitolvanen@google.com> Mime-Version: 1.0 References: <20201211184633.3213045-1-samitolvanen@google.com> X-Mailer: git-send-email 2.29.2.576.ga3fc446d84-goog Subject: [PATCH v9 16/16] arm64: allow LTO to be selected From: Sami Tolvanen To: Masahiro Yamada , Steven Rostedt , Will Deacon Cc: Josh Poimboeuf , Peter Zijlstra , Greg Kroah-Hartman , "Paul E. McKenney" , Kees Cook , Nick Desaulniers , clang-built-linux@googlegroups.com, kernel-hardening@lists.openwall.com, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, Sami Tolvanen Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Allow CONFIG_LTO_CLANG to be enabled. Signed-off-by: Sami Tolvanen Reviewed-by: Kees Cook Acked-by: Will Deacon --- arch/arm64/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index cf7eaaa0fb2f..59abe44845f3 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -73,6 +73,8 @@ config ARM64 select ARCH_USE_SYM_ANNOTATIONS select ARCH_SUPPORTS_MEMORY_FAILURE select ARCH_SUPPORTS_SHADOW_CALL_STACK if CC_HAVE_SHADOW_CALL_STACK + select ARCH_SUPPORTS_LTO_CLANG if CPU_LITTLE_ENDIAN + select ARCH_SUPPORTS_LTO_CLANG_THIN select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 && (GCC_VERSION >= 50000 || CC_IS_CLANG) select ARCH_SUPPORTS_NUMA_BALANCING -- 2.29.2.576.ga3fc446d84-goog From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_ADSP_CUSTOM_MED,DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 771C8C433FE for ; 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Fri, 11 Dec 2020 10:47:07 -0800 (PST) Date: Fri, 11 Dec 2020 10:46:33 -0800 In-Reply-To: <20201211184633.3213045-1-samitolvanen@google.com> Message-Id: <20201211184633.3213045-17-samitolvanen@google.com> Mime-Version: 1.0 References: <20201211184633.3213045-1-samitolvanen@google.com> X-Mailer: git-send-email 2.29.2.576.ga3fc446d84-goog Subject: [PATCH v9 16/16] arm64: allow LTO to be selected From: Sami Tolvanen To: Masahiro Yamada , Steven Rostedt , Will Deacon X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201211_134711_829282_59EFC6F6 X-CRM114-Status: GOOD ( 11.63 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arch@vger.kernel.org, Kees Cook , "Paul E. McKenney" , kernel-hardening@lists.openwall.com, Peter Zijlstra , Greg Kroah-Hartman , linux-kbuild@vger.kernel.org, Nick Desaulniers , linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, clang-built-linux@googlegroups.com, Sami Tolvanen , Josh Poimboeuf , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Allow CONFIG_LTO_CLANG to be enabled. Signed-off-by: Sami Tolvanen Reviewed-by: Kees Cook Acked-by: Will Deacon --- arch/arm64/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index cf7eaaa0fb2f..59abe44845f3 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -73,6 +73,8 @@ config ARM64 select ARCH_USE_SYM_ANNOTATIONS select ARCH_SUPPORTS_MEMORY_FAILURE select ARCH_SUPPORTS_SHADOW_CALL_STACK if CC_HAVE_SHADOW_CALL_STACK + select ARCH_SUPPORTS_LTO_CLANG if CPU_LITTLE_ENDIAN + select ARCH_SUPPORTS_LTO_CLANG_THIN select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 && (GCC_VERSION >= 50000 || CC_IS_CLANG) select ARCH_SUPPORTS_NUMA_BALANCING -- 2.29.2.576.ga3fc446d84-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-26.2 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 28687C433FE for ; Fri, 11 Dec 2020 18:49:26 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id 5A39D23F5C for ; Fri, 11 Dec 2020 18:49:25 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5A39D23F5C Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=google.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernel-hardening-return-20598-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 11360 invoked by uid 550); 11 Dec 2020 18:47:20 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 11275 invoked from network); 11 Dec 2020 18:47:19 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:in-reply-to:message-id:mime-version:references:subject :from:to:cc; bh=aVrOLfHwyYehNryqhGtvwSuHF6d3RoXEKFD3yMxv9WQ=; b=crCjjtbF0LFHKaU166OM2hJGeHx2ZHgEPciM6YDUtvwCc0Wk4S0mHDEftwdDa0NcAd jVAeZYS/m2qVwB/wLayUO/zJ7OQ9GjKp3zIKQxrh85/izPBL52cGu+wOe5xhEuDbMihD jtqoSCSPAiWs1YHR/KQXLgIREQJzaCse6S5YKqzfvzE3xM9PHb8XFuHpON0Lx2wF5dvI jdDA/FurnwgxMiNVD8vMMoJgmDP/60Ko/cbUmNw+NN3ZiXIXUK+gSk6MdZLTk5pwRNWm GbcOKP0kdz3TCy88sneI6VUHEzRwj4dCnx7ptdr9FonuwDoHCGtCu9MNXQ48V8VaX9gP pMug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=aVrOLfHwyYehNryqhGtvwSuHF6d3RoXEKFD3yMxv9WQ=; b=W6DyYvXPq7fas1v4fEVTu/tyz+hSc9PJArislVGHMiy7KvLzmzHx2WT/sAFyQSn1Dn dp2YkaDBRAUjC1syKL5x7OKJOMIcL1u2T3MmRYlFXKtyz7s0wRNvRT9kXiwPuK47N4bX BrPXxBi6khtMjDdvMAAlZtROqNkTDqIFYKDhuZOZwQQr9HsMrtcLI3+ObghcsdjWXTfq zo94agi1PIHoYDCx/c0K3DLmDclReD6lB5NhMgBv3uFvp+MpE4OssT+z4+TEpXOADF// czDzZhFPZf/uvqZMxtcYllOXj28zvP1LfAiz0XvzrdT6p2jb2NazSSniioijvYfDrpMv JrOQ== X-Gm-Message-State: AOAM533H2EZwccGw8/Vcrt3UeDlgjcE8d8U8nFcy5ydNI+7lU+2YsqUZ /6oPD70H8gD2FjoJwxcBa+oUxThliSYDHA0uhiQ= X-Google-Smtp-Source: ABdhPJwNZuID1jcIf8cIxU0Ww5TlvyKdStjDCRvIBB9uhldEdK3D2TeNkVuM9PMADcBOExwezp45jHxla8E+Sk+8d04= Sender: "samitolvanen via sendgmr" X-Received: from samitolvanen1.mtv.corp.google.com ([2620:15c:201:2:f693:9fff:fef4:1b6d]) (user=samitolvanen job=sendgmr) by 2002:a25:9a48:: with SMTP id r8mr18569721ybo.294.1607712427760; Fri, 11 Dec 2020 10:47:07 -0800 (PST) Date: Fri, 11 Dec 2020 10:46:33 -0800 In-Reply-To: <20201211184633.3213045-1-samitolvanen@google.com> Message-Id: <20201211184633.3213045-17-samitolvanen@google.com> Mime-Version: 1.0 References: <20201211184633.3213045-1-samitolvanen@google.com> X-Mailer: git-send-email 2.29.2.576.ga3fc446d84-goog Subject: [PATCH v9 16/16] arm64: allow LTO to be selected From: Sami Tolvanen To: Masahiro Yamada , Steven Rostedt , Will Deacon Cc: Josh Poimboeuf , Peter Zijlstra , Greg Kroah-Hartman , "Paul E. McKenney" , Kees Cook , Nick Desaulniers , clang-built-linux@googlegroups.com, kernel-hardening@lists.openwall.com, linux-arch@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, Sami Tolvanen Content-Type: text/plain; charset="UTF-8" Allow CONFIG_LTO_CLANG to be enabled. Signed-off-by: Sami Tolvanen Reviewed-by: Kees Cook Acked-by: Will Deacon --- arch/arm64/Kconfig | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index cf7eaaa0fb2f..59abe44845f3 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -73,6 +73,8 @@ config ARM64 select ARCH_USE_SYM_ANNOTATIONS select ARCH_SUPPORTS_MEMORY_FAILURE select ARCH_SUPPORTS_SHADOW_CALL_STACK if CC_HAVE_SHADOW_CALL_STACK + select ARCH_SUPPORTS_LTO_CLANG if CPU_LITTLE_ENDIAN + select ARCH_SUPPORTS_LTO_CLANG_THIN select ARCH_SUPPORTS_ATOMIC_RMW select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 && (GCC_VERSION >= 50000 || CC_IS_CLANG) select ARCH_SUPPORTS_NUMA_BALANCING -- 2.29.2.576.ga3fc446d84-goog