From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 85B637E 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 X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: 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 _