Message ID | 20200624203200.78870-16-samitolvanen@google.com |
---|---|
State | New |
Headers | show
Return-Path: <linux-pci-owner@vger.kernel.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=linux-pci-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.a=rsa-sha256 header.s=20161025 header.b=D5jMBEz7; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 49sZbs4vkSz9sRW for <incoming@patchwork.ozlabs.org>; Thu, 25 Jun 2020 06:33:29 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2406557AbgFXUd1 (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Wed, 24 Jun 2020 16:33:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50616 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406552AbgFXUd0 (ORCPT <rfc822;linux-pci@vger.kernel.org>); Wed, 24 Jun 2020 16:33:26 -0400 Received: from mail-qt1-x849.google.com (mail-qt1-x849.google.com [IPv6:2607:f8b0:4864:20::849]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A084C06179B for <linux-pci@vger.kernel.org>; Wed, 24 Jun 2020 13:33:26 -0700 (PDT) Received: by mail-qt1-x849.google.com with SMTP id g6so2453650qtr.0 for <linux-pci@vger.kernel.org>; Wed, 24 Jun 2020 13:33:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=wwQ0FnciQOJFFrw9pZwNR1174M1Ii6KWK+Cwx1DZR0E=; b=D5jMBEz7Lm5U+UfoGelxUyQqWOYc6Z+dLXzaDR1SoyT3D0mSDtKUxokHJAk6ca9TzV 4mueVog2jOcmVS+jVjlFOcthTwG/yiHbkE9KBrSSXn5wKv43C8TlR+Cgbt0KoNrOQO9O owGlgSWarEMzSBvxtlWzfcQXQKNdv2ZE3V35XOQO9JLobrLz8Yl2Oqg2ofnVQSUcX7cV WTnphEXJJam/USPXIaROhEV6UnjgXvvwGpug+fLsCxrQtPsDK3qYgboxAvYEWoFvxtr6 m6eXCYH8PEMH1MvefhDCIQOQ3Zw+2VmFPtKpPIPHPwUqkF/2Zm2/4J+lIul1mO034S+9 DBng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=wwQ0FnciQOJFFrw9pZwNR1174M1Ii6KWK+Cwx1DZR0E=; b=HMEuM34kKUXvisGjxiCwEog+LpR6s2q8h5fhxOJKtI5B3JrbRIsG8OhDiEo8TO7dAR CRYg2edSFzzvbmvZiBYby0H8OxfnJ9/d6Dl2u0crP5pDVwT6THeaHUWEdE8m+f6xlYm8 IiRyzyL7/Pvz5PrmGJVtqv6fDwtpd3aMePFpCOmjdNtxhCm0jksFr61jOAcsTb+sOplZ yFHq5Hg23LT2baUqaiz6C/JjjKJoQfCIn5+vhPGZ6i5GGw0k0kg2KG/inum9Qz6d+vYA UbN/AgdCqNC6ie1Sx4T2EURmePFiwrYJ+A2Dz3cZUKtWnHGAPMrOTGbC4ZMmCgN2yFD/ ijdQ== X-Gm-Message-State: AOAM532rVefUarks/g1f9ehAxfxto2EpyKyhl7agJm7ObgzV38qgJxR6 Kz4NVHOQHSU3GidujvhtdRBgmiWVbKN4uRj8KWQ= X-Google-Smtp-Source: ABdhPJxdY2l3AI8wfRrd83iTVnOoqT0z2xypmyGa8SBbcpKlWTHBGxwu1psE5fER0U56oerLL9wNd1erMNW/Ru+uB28= X-Received: by 2002:ad4:4cc1:: with SMTP id i1mr3207160qvz.249.1593030805093; Wed, 24 Jun 2020 13:33:25 -0700 (PDT) Date: Wed, 24 Jun 2020 13:31:53 -0700 In-Reply-To: <20200624203200.78870-1-samitolvanen@google.com> Message-Id: <20200624203200.78870-16-samitolvanen@google.com> Mime-Version: 1.0 References: <20200624203200.78870-1-samitolvanen@google.com> X-Mailer: git-send-email 2.27.0.212.ge8ba1cc988-goog Subject: [PATCH 15/22] drivers/misc/lkdtm: disable LTO for rodata.o From: Sami Tolvanen <samitolvanen@google.com> To: Masahiro Yamada <masahiroy@kernel.org>, Will Deacon <will@kernel.org> Cc: 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" Sender: linux-pci-owner@vger.kernel.org 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/misc/lkdtm/Makefile b/drivers/misc/lkdtm/Makefile index c70b3822013f..dd4c936d4d73 100644 --- a/drivers/misc/lkdtm/Makefile +++ b/drivers/misc/lkdtm/Makefile @@ -13,6 +13,7 @@ lkdtm-$(CONFIG_LKDTM) += cfi.o KASAN_SANITIZE_stackleak.o := n KCOV_INSTRUMENT_rodata.o := n +CFLAGS_REMOVE_rodata.o += $(CC_FLAGS_LTO) OBJCOPYFLAGS := OBJCOPYFLAGS_rodata_objcopy.o := \