From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 50E5FC433FE for ; Fri, 15 Oct 2021 02:59:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2BDA661208 for ; Fri, 15 Oct 2021 02:59:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233878AbhJODBK (ORCPT ); Thu, 14 Oct 2021 23:01:10 -0400 Received: from linux.microsoft.com ([13.77.154.182]:58120 "EHLO linux.microsoft.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234124AbhJODBK (ORCPT ); Thu, 14 Oct 2021 23:01:10 -0400 Received: from x64host.home (unknown [47.187.212.181]) by linux.microsoft.com (Postfix) with ESMTPSA id 6CCCA20B9D1C; Thu, 14 Oct 2021 19:59:03 -0700 (PDT) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 6CCCA20B9D1C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1634266744; bh=0yghf4gyl+zuLPydKc3wkqnxys2UvYghl6oElnkiR2M=; h=From:To:Subject:Date:In-Reply-To:References:From; b=q92AH8yQOnrbpPu1+rvgRHk4kgLV3xQy81DDuXSYiOxlY03kc8BdrRq9Gpyh6wNQj av1dMLOD+/I/VCFJr0qk4jD8Flmagw5ycaIfNMFDXyjLJaCiDiN1TKF3n8WwE7nkJd T37iNdTqs7mrAPsgngHWYT8Gpd8Pa0eURvMQt55Q= From: madvenka@linux.microsoft.com To: mark.rutland@arm.com, broonie@kernel.org, jpoimboe@redhat.com, ardb@kernel.org, nobuta.keiya@fujitsu.com, sjitindarsingh@gmail.com, catalin.marinas@arm.com, will@kernel.org, jmorris@namei.org, linux-arm-kernel@lists.infradead.org, live-patching@vger.kernel.org, linux-kernel@vger.kernel.org, madvenka@linux.microsoft.com Subject: [PATCH v10 01/11] arm64: Select STACKTRACE in arch/arm64/Kconfig Date: Thu, 14 Oct 2021 21:58:37 -0500 Message-Id: <20211015025847.17694-2-madvenka@linux.microsoft.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211015025847.17694-1-madvenka@linux.microsoft.com> References: <20211015025847.17694-1-madvenka@linux.microsoft.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: live-patching@vger.kernel.org From: "Madhavan T. Venkataraman" Currently, there are multiple functions in ARM64 code that walk the stack using start_backtrace() and unwind_frame() or start_backtrace() and walk_stackframe(). They should all be converted to use arch_stack_walk(). This makes maintenance easier. To do that, arch_stack_walk() must always be defined. arch_stack_walk() is within #ifdef CONFIG_STACKTRACE. So, select STACKTRACE in arch/arm64/Kconfig. Signed-off-by: Madhavan T. Venkataraman --- arch/arm64/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index fdcd54d39c1e..bfb0ce60d820 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -35,6 +35,7 @@ config ARM64 select ARCH_HAS_SET_DIRECT_MAP select ARCH_HAS_SET_MEMORY select ARCH_STACKWALK + select STACKTRACE select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX select ARCH_HAS_SYNC_DMA_FOR_DEVICE -- 2.25.1