Message ID | 20201211184633.3213045-16-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=RNsVNk9r; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4Ct0K872sCz9sTL for <incoming@patchwork.ozlabs.org>; Sat, 12 Dec 2020 05:52:44 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2394257AbgLKSth (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Fri, 11 Dec 2020 13:49:37 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56394 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2406373AbgLKSsz (ORCPT <rfc822;linux-pci@vger.kernel.org>); Fri, 11 Dec 2020 13:48:55 -0500 Received: from mail-pf1-x44a.google.com (mail-pf1-x44a.google.com [IPv6:2607:f8b0:4864:20::44a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1FC99C0610FE for <linux-pci@vger.kernel.org>; Fri, 11 Dec 2020 10:47:06 -0800 (PST) Received: by mail-pf1-x44a.google.com with SMTP id q13so6884695pfn.18 for <linux-pci@vger.kernel.org>; Fri, 11 Dec 2020 10:47:06 -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=eJOu5ULB+j5PKw+BEEvH8i1sRvfR46/XAOq+5l8TcdE=; b=RNsVNk9rfWJRgJhnPu8tKl4xZ3XK+P117n64+jfeRxuRU7OckTxdduQUn0rQFZZJVK JY0s2ThPlJXNfuesUNy4qQ3uQ6VkP5ASRwViSOZDH9PEzNkXgsJJYnuOturiekfHhAnE BMGxOAye9LF6GlUS/cQHLsIHYbhoAlQO47vuBYWgWIh4Ce3sUs1MvtAQWZ5auUzCvg2J 8UB/8N8jmyDbgRaTOfT2H7pMLqPElQFcrUWQGbre4Su0z5/Uw+grYzDeUrDo5GvOUsKk hhusYQkb2Divz4sMPZM0KcULhtVtRw12Nf2ssUpus5luGnVDa71D2rpr2EygAIXCM6As niAA== 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=eJOu5ULB+j5PKw+BEEvH8i1sRvfR46/XAOq+5l8TcdE=; b=SM9wcFUlj87xu4c8+wPkj1KPTuCcjh4XExTvtZMg1j642AZSX3zH5DP4NBjUUBZl+G 2s4xavf6rOYvdxtxEGO39tkAi7tCMseGZH1F3iccPvuOc2bEMJXIMaWOk9fIKn/OPSUV O2rSZp+KLFMfsCGua7wnvjRIcjrn0m58WAFCLnRjLvyJJY7cbOY2MAaNf5KycH91zoCx EngNmJt3IN+9rx4Z04j8pKvSegFgASuapMTl7VRFnC/NAAzn1roaFE4tUUKf6YyabISw W+wUZzxqND8VhKPONKmoRBse0vN3Jq34Q3oTxXCTtJoEA8h0g+PnB1VIj/W8UfaGpIoV Nl8Q== X-Gm-Message-State: AOAM533JzmXsY6r0vp1i+FhQRfKg9hfKNfKY8ynINq4IIt5PitMRjOGf o2p9fCmv9lv9kqoOMyg/7dSkxssqdTYS47gIy0Y= X-Google-Smtp-Source: ABdhPJz0jKgJuUJrOj0cvusE84eexhNfATvSYqDzbLZYuW/7NEpt0846SG0sYBvcmPaDK3dyaOg+yr9NP20UvvW2JLE= 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:a17:902:5997:b029:da:a1cd:3cc2 with SMTP id p23-20020a1709025997b02900daa1cd3cc2mr12248005pli.80.1607712425571; Fri, 11 Dec 2020 10:47:05 -0800 (PST) Date: Fri, 11 Dec 2020 10:46:32 -0800 In-Reply-To: <20201211184633.3213045-1-samitolvanen@google.com> Message-Id: <20201211184633.3213045-16-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 15/16] arm64: disable recordmcount with DYNAMIC_FTRACE_WITH_REGS From: Sami Tolvanen <samitolvanen@google.com> To: Masahiro Yamada <masahiroy@kernel.org>, Steven Rostedt <rostedt@goodmis.org>, Will Deacon <will@kernel.org> Cc: Josh Poimboeuf <jpoimboe@redhat.com>, 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, 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/arm64/Kconfig b/arch/arm64/Kconfig index a6b5b7ef40ae..cf7eaaa0fb2f 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -159,6 +159,8 @@ config ARM64 select HAVE_DYNAMIC_FTRACE select HAVE_DYNAMIC_FTRACE_WITH_REGS \ if $(cc-option,-fpatchable-function-entry=2) + select FTRACE_MCOUNT_USE_PATCHABLE_FUNCTION_ENTRY \ + if DYNAMIC_FTRACE_WITH_REGS select HAVE_EFFICIENT_UNALIGNED_ACCESS select HAVE_FAST_GUP select HAVE_FTRACE_MCOUNT_RECORD