Message ID | 20201009161338.657380-7-samitolvanen@google.com (mailing list archive) |
---|---|
State | Superseded, archived |
Headers | show
Return-Path: <SRS0=I3i3=DQ=vger.kernel.org=linux-pci-owner@kernel.org> Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id A28781580 for <patchwork-linux-pci@patchwork.kernel.org>; Fri, 9 Oct 2020 16:14:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 86E642227E for <patchwork-linux-pci@patchwork.kernel.org>; Fri, 9 Oct 2020 16:14:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="OqvMiRbT" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389763AbgJIQOT (ORCPT <rfc822;patchwork-linux-pci@patchwork.kernel.org>); Fri, 9 Oct 2020 12:14:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41500 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389712AbgJIQOI (ORCPT <rfc822;linux-pci@vger.kernel.org>); Fri, 9 Oct 2020 12:14:08 -0400 Received: from mail-qk1-x749.google.com (mail-qk1-x749.google.com [IPv6:2607:f8b0:4864:20::749]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8BEA8C0613DF for <linux-pci@vger.kernel.org>; Fri, 9 Oct 2020 09:13:54 -0700 (PDT) Received: by mail-qk1-x749.google.com with SMTP id v190so4697448qki.21 for <linux-pci@vger.kernel.org>; Fri, 09 Oct 2020 09:13:54 -0700 (PDT) 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=xL7tn5bk8rd7QhzERnW5XDCxrWNQLuaGbP7lLdALs6Y=; b=OqvMiRbTLr7vQGkxZV+PzeN6OVnsvLKpKhipsC6rP2jdI7Y08eG9SJBUZ2mgdSJMkz x9QYY+hyJILnVTzv1B5ofQttFgWo7nBVjEgzundXt0DKJFBiSX7gz99ELfNKZbc2BUdu GQMlCWP+SMb3Czho/JwY5yFAdN3ZemagwBRj9FsPu58e2Af0yK9l4pesMcwC48QrH+Tx dQRg1+j/gMRSCddCjO1H4ILpvwOtSODFimUgDlcNLZ9DVwxxTNXijF18Aa3WiggyxUrV V/7JINREru8rAbs/3tG8GRSCPMpt5bAArAPyPhPEspa0qrdfHyj8Ao7YvCGIThXpmbGh raVw== 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=xL7tn5bk8rd7QhzERnW5XDCxrWNQLuaGbP7lLdALs6Y=; b=lUNikRqIVoieq2NmawYdhSR6yMTftBx9wMiLP2Kv75AVmsCJy9ioWGXhuvoMZ8Lale Op7Yr8ibBGaHY9yiuITy0XrIdDxOjAkdq6BP2IxJJ0NEMz1C36hEe6Q+B2iM012PJ5OQ KdCKYLEM8KkHVNxcoIRxZ5dmlxScqgNJiYvCx8CZJU9FbiBBoQmT/ugzk9iizQZRvAjY 8yu95Pz6AqorU1Fzmz7AtCmsLmdtneZVpIoT/oA278Dc+EdLaJyxo8TGvdzmDJgHiPWj zeejlON/J8PEbZuWsmbKSd/tA1856JtwilOLLUhgp2Xn7TisaWqwceqqfqrrf+AnV5hN 5L+g== X-Gm-Message-State: AOAM530HnTqZg9OjYRpEAFQdAHjRVcHsMPvM6ObAQ0WKqOy5d3BPuOIp x3mylmsYVQ+/b1dGeC42A2Uf99fwsZR6ymW3iWU= X-Google-Smtp-Source: ABdhPJzJNs9VefAdVXIx8sE3q7uXvK82feETKtZCmngvw33KH61VeZxl20uF5X/PWOLcLy230cxOgVWyuUcI+4L/D/I= Sender: "samitolvanen via sendgmr" <samitolvanen@samitolvanen1.mtv.corp.google.com> X-Received: from samitolvanen1.mtv.corp.google.com ([2620:15c:201:2:f693:9fff:fef4:1b6d]) (user=samitolvanen job=sendgmr) by 2002:ad4:5747:: with SMTP id q7mr1648297qvx.0.1602260033580; Fri, 09 Oct 2020 09:13:53 -0700 (PDT) Date: Fri, 9 Oct 2020 09:13:15 -0700 In-Reply-To: <20201009161338.657380-1-samitolvanen@google.com> Message-Id: <20201009161338.657380-7-samitolvanen@google.com> Mime-Version: 1.0 References: <20201009161338.657380-1-samitolvanen@google.com> X-Mailer: git-send-email 2.28.0.1011.ga647a8990f-goog Subject: [PATCH v5 06/29] x86, build: use objtool mcount From: Sami Tolvanen <samitolvanen@google.com> To: Masahiro Yamada <masahiroy@kernel.org>, Will Deacon <will@kernel.org>, Steven Rostedt <rostedt@goodmis.org> Cc: Peter Zijlstra <peterz@infradead.org>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, "Paul E. McKenney" <paulmck@kernel.org>, Kees Cook <keescook@chromium.org>, Nick Desaulniers <ndesaulniers@google.com>, 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, x86@kernel.org, Sami Tolvanen <samitolvanen@google.com> Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: <linux-pci.vger.kernel.org> X-Mailing-List: linux-pci@vger.kernel.org |
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Add support for Clang LTO
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expand
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diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 5e832fd520b5..6d67646153bc 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -163,6 +163,7 @@ config X86 select HAVE_CMPXCHG_LOCAL select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_C_RECORDMCOUNT + select HAVE_OBJTOOL_MCOUNT if STACK_VALIDATION select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS select HAVE_DYNAMIC_FTRACE