Message ID | 20200918201436.2932360-17-samitolvanen@google.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <SRS0=/tcE=C3=vger.kernel.org=linux-kbuild-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 E2492112E for <patchwork-linux-kbuild@patchwork.kernel.org>; Fri, 18 Sep 2020 20:16:54 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD6022311A for <patchwork-linux-kbuild@patchwork.kernel.org>; Fri, 18 Sep 2020 20:16:54 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="mPsAHQEX" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726566AbgIRUQy (ORCPT <rfc822;patchwork-linux-kbuild@patchwork.kernel.org>); Fri, 18 Sep 2020 16:16:54 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52886 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726574AbgIRUPR (ORCPT <rfc822;linux-kbuild@vger.kernel.org>); Fri, 18 Sep 2020 16:15:17 -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 EC4DBC0613D0 for <linux-kbuild@vger.kernel.org>; Fri, 18 Sep 2020 13:15:16 -0700 (PDT) Received: by mail-qk1-x749.google.com with SMTP id o28so5535723qkm.23 for <linux-kbuild@vger.kernel.org>; Fri, 18 Sep 2020 13:15:16 -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=H5U0Hz5E6z5ldjvQ4xJDZFkCK4qV/McKETGlhtu7sL8=; b=mPsAHQEXqvNlGarzu6iBRQPA6ECa8TLJT1//z5ygvSXXqueGgBTsUBMgdhH3MoF60t ZhVFIxUiDXEpZ89jhGqvkk+xwepAhB4h8zd+bjJyvbcb5izzUs/Tg/9RldZdUROXbjeI BxVX/BdnoiStlDzxH6+NO+6HwWWfNd4qZM0lZORWe65ACPTad8UErkxRWB5rEkhp08DZ 0KGl75iSGd/JKl1QjNefLbTEyfWqmsoCEu++j8qCHyYi8XPRYhVdpn0nAEZ8fdky4y7y S1k0KQu3X95IfiUivguLiKYbpdCh3C48qnuiieKQ7b0xjFzd4Be04GxhMxIhkfZAaqOO 4wGw== 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=H5U0Hz5E6z5ldjvQ4xJDZFkCK4qV/McKETGlhtu7sL8=; b=HFuz4+GYqq2pS6+x6QTvMwMrwYOxOUCgJJnVJtdS1Mrl8Gf9cax5TJ7qVGcUCcBza0 9DVx8PNQ4myWuAtEGKXqj7fj2w8YGKzudhnJuW8Z23kqKAmNxp+AdgeolUCGPvCQOj1A 4eAJ6BAKBZq3M8YTp/3D2vSSEcGgQSihI3yoLgJIk6NflAK2RRteL+LaujNm4nsiej1O fZDvEA90i7d/qqCBGQ05P/4+G9hVlLbS8t1Yr1zRiYn/PI+UQ5MP7q2YARzLh4w9d9xh MgNcT2nA17t2wrnIArgLd1A8KDQHO8F4GPli8xpiiP7SKmPJcnb1ocXCFyNjLKgXXbxd 1m9g== X-Gm-Message-State: AOAM532B7hbIqcRIurQhL6pa0mLD1BF/maIdDoTAAnPEdTa64/BA3zwJ ZxdG2nEgm1NM1Km79YtfqOd31R/EYMZREqtdWmc= X-Google-Smtp-Source: ABdhPJw8z6vjGGaGGnrlRrziyohZvVfic1DZGt/qPzbkK2DflW6NVM+pA6gyTB+Ke9wzzcJbF1DtstV10V20omnh/NQ= 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:ad4:47cc:: with SMTP id p12mr34218336qvw.25.1600460116095; Fri, 18 Sep 2020 13:15:16 -0700 (PDT) Date: Fri, 18 Sep 2020 13:14:22 -0700 In-Reply-To: <20200918201436.2932360-1-samitolvanen@google.com> Message-Id: <20200918201436.2932360-17-samitolvanen@google.com> Mime-Version: 1.0 References: <20200918201436.2932360-1-samitolvanen@google.com> X-Mailer: git-send-email 2.28.0.681.g6f77f65b4e-goog Subject: [PATCH v3 16/30] kbuild: lto: remove duplicate dependencies from .mod files From: Sami Tolvanen <samitolvanen@google.com> To: Masahiro Yamada <masahiroy@kernel.org>, Will Deacon <will@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org>, Steven Rostedt <rostedt@goodmis.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-kbuild.vger.kernel.org> X-Mailing-List: linux-kbuild@vger.kernel.org |
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Add support for Clang LTO
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diff --git a/scripts/Makefile.build b/scripts/Makefile.build index 541dbe791743..b417c697536e 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -266,7 +266,7 @@ endef # List module undefined symbols (or empty line if not enabled) ifdef CONFIG_TRIM_UNUSED_KSYMS -cmd_undef_syms = $(NM) $< | sed -n 's/^ *U //p' | xargs echo +cmd_undef_syms = $(NM) $< | sed -n 's/^ *U //p' | sort -u | xargs echo else cmd_undef_syms = echo endif