Message ID | 20200929214631.3516445-23-samitolvanen@google.com (mailing list archive) |
---|---|
State | Superseded, archived |
Headers | show
Return-Path: <SRS0=Yaiz=DG=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 A26AF618 for <patchwork-linux-pci@patchwork.kernel.org>; Tue, 29 Sep 2020 21:47:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E3F820789 for <patchwork-linux-pci@patchwork.kernel.org>; Tue, 29 Sep 2020 21:47:51 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="BzhS1T0x" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729272AbgI2Vrq (ORCPT <rfc822;patchwork-linux-pci@patchwork.kernel.org>); Tue, 29 Sep 2020 17:47:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48432 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729077AbgI2VrY (ORCPT <rfc822;linux-pci@vger.kernel.org>); Tue, 29 Sep 2020 17:47:24 -0400 Received: from mail-qv1-xf49.google.com (mail-qv1-xf49.google.com [IPv6:2607:f8b0:4864:20::f49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8AF09C0613D8 for <linux-pci@vger.kernel.org>; Tue, 29 Sep 2020 14:47:24 -0700 (PDT) Received: by mail-qv1-xf49.google.com with SMTP id dj20so3333658qvb.23 for <linux-pci@vger.kernel.org>; Tue, 29 Sep 2020 14:47:24 -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=SMR2/Zr7m9btCDRB/0Z/w2MTVhq/37ih+00xVpNqJoE=; b=BzhS1T0xYeEiySZIOFWUBMfKhfKV0HPZIieZxlx9n3aL+z4pvUMG5Ng4jF9unkKap/ tO9mqZLwYCHnW4SoQoRDd9xj/JuUj2YsNmmiE2W6UZ9Itp3mKe8kS3gKBADOR/nGL3He otJNs3Mijsx+Zkiokc4jCGwVgbgADg7TCEk8/IVeBXOhMnE5Hczz4ADi7wiEyV9XxDnQ CBCO0JHTOoIbLsAtW5aT9bGD3uO2HiLFrmGsIOQJmaWMfyDYVuHD5zcosXBXFN0QKfe6 OUelHGKeWMSnmfva0aiqsCtg7FoCJjy5OfR9BBUjYTviAyQA6MbK83k+CKxB+opxcmzD 8gIg== 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=SMR2/Zr7m9btCDRB/0Z/w2MTVhq/37ih+00xVpNqJoE=; b=OHrO6KomFqOIyKrua5EG1tkHm4dgRntL5El7f9/EVQSrP1+dmE2gfzMRw6L3YZ8nwb qJZOojQ50GegHE3njJhfkqGP+Vu0RFryoCjJdQpW3RKyUyw8WfKKq9iMVWUxg83modDp eL4pxJM/o2qGo6mIITQzEcT9XxXDiVyEK7NqQe+vMEoZsrnfoT5wx9o1/bt1vCUOOucY vmuI9LoSwoer4NV5hzxe459AYyUQxkoxDcjWIVSCooflLiVkU8z6KmH0BsszLYogC700 jfYb2hmBB5RaCw0RDj1M7VBCd+sqfexcDY0GDbgILTPi54ziw14UIZ2pb04wuv2zo6xE fCzA== X-Gm-Message-State: AOAM532bYPR6JYssYfB6fq9WdliR6HYc95QnZQR68bp8Z0iJPRfwjMXk 5aOiujhG+U8N37SKJCegsnkBgSzFjJNEw8dG+b8= X-Google-Smtp-Source: ABdhPJxBMrynxyAmEuZVv9LuIz06tIes1P0/ZQj3AQWscVUvE2zt/WDYQVICvMnTs++j9WIGBb/QMCUTkCn1lpeTKkM= 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:a0c:9a4b:: with SMTP id q11mr6580741qvd.29.1601416043698; Tue, 29 Sep 2020 14:47:23 -0700 (PDT) Date: Tue, 29 Sep 2020 14:46:24 -0700 In-Reply-To: <20200929214631.3516445-1-samitolvanen@google.com> Message-Id: <20200929214631.3516445-23-samitolvanen@google.com> Mime-Version: 1.0 References: <20200929214631.3516445-1-samitolvanen@google.com> X-Mailer: git-send-email 2.28.0.709.gb0816b6eb0-goog Subject: [PATCH v4 22/29] efi/libstub: disable LTO 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 |
Series |
Add support for Clang LTO
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expand
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diff --git a/drivers/firmware/efi/libstub/Makefile b/drivers/firmware/efi/libstub/Makefile index 296b18fbd7a2..0ea5aa52c7fa 100644 --- a/drivers/firmware/efi/libstub/Makefile +++ b/drivers/firmware/efi/libstub/Makefile @@ -35,6 +35,8 @@ KBUILD_CFLAGS := $(cflags-y) -Os -DDISABLE_BRANCH_PROFILING \ # remove SCS flags from all objects in this directory KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_SCS), $(KBUILD_CFLAGS)) +# disable LTO +KBUILD_CFLAGS := $(filter-out $(CC_FLAGS_LTO), $(KBUILD_CFLAGS)) GCOV_PROFILE := n # Sanitizer runtimes are unavailable and cannot be linked here.