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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 20504C433FE for ; Sat, 5 Mar 2022 04:29:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229739AbiCEEaE (ORCPT ); Fri, 4 Mar 2022 23:30:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46486 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231217AbiCEEaB (ORCPT ); Fri, 4 Mar 2022 23:30:01 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7F1BA3ED33 for ; Fri, 4 Mar 2022 20:29:12 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id F1283609FE for ; Sat, 5 Mar 2022 04:29:11 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 52087C004E1; Sat, 5 Mar 2022 04:29:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1646454551; bh=Ba6bPHTW4yYgrzle9tTjMeLQGIHPn5To0kO7awLkKaE=; h=Date:To:From:In-Reply-To:Subject:From; b=2ROiaIi+fIrjXajdE6EgR+VeJnnO4ppHrysqfpSpTgXpbEn+d0MWa+MR+iEdUtgvt N5EFUePhr1Evoy/+ss6uElBSaCBxurSjE4uPHN7vQ1AUgDzHXU6aSUCi9/VhX86sOr BFslu5TDTRNKQmrzYuq7HgAg6fifMfmEXt5MjHsQ= Date: Fri, 04 Mar 2022 20:29:10 -0800 To: quic_qiancai@quicinc.com, akpm@linux-foundation.org, patches@lists.linux.dev, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org From: Andrew Morton In-Reply-To: <20220304202822.d47f8084928321c83070d7d7@linux-foundation.org> Subject: [patch 8/8] configs/debug: set CONFIG_DEBUG_INFO=y properly Message-Id: <20220305042911.52087C004E1@smtp.kernel.org> Precedence: bulk Reply-To: linux-kernel@vger.kernel.org List-ID: X-Mailing-List: mm-commits@vger.kernel.org From: Qian Cai Subject: configs/debug: set CONFIG_DEBUG_INFO=y properly CONFIG_DEBUG_INFO can't be set by user directly, so set CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y instead. Otherwise, we end up with no debuginfo in vmlinux which is a big no-no for kernel debugging. Link: https://lkml.kernel.org/r/20220301202920.18488-1-quic_qiancai@quicinc.com Signed-off-by: Qian Cai Signed-off-by: Andrew Morton --- kernel/configs/debug.config | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/configs/debug.config~configs-debug-set-config_debug_info=y-properly +++ a/kernel/configs/debug.config @@ -16,7 +16,7 @@ CONFIG_SYMBOLIC_ERRNAME=y # # Compile-time checks and compiler options # -CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_DEBUG_SECTION_MISMATCH=y CONFIG_FRAME_WARN=2048 CONFIG_SECTION_MISMATCH_WARN_ONLY=y _