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 X-Spam-Level: X-Spam-Status: No, score=-9.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 16823C65BAE for ; Thu, 13 Dec 2018 12:29:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id CBEF920870 for ; Thu, 13 Dec 2018 12:29:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=linaro.org header.i=@linaro.org header.b="MKfot2pG" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CBEF920870 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729003AbeLMM3s (ORCPT ); Thu, 13 Dec 2018 07:29:48 -0500 Received: from mail-lf1-f68.google.com ([209.85.167.68]:43492 "EHLO mail-lf1-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728517AbeLMM3q (ORCPT ); Thu, 13 Dec 2018 07:29:46 -0500 Received: by mail-lf1-f68.google.com with SMTP id u18so1403075lff.10 for ; Thu, 13 Dec 2018 04:29:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=ArxlYqjZXbaDBdScGzXO++eUTVCwBAIV+Cl7LJu9VDE=; b=MKfot2pGlN410QrVXJpGEsr+x9HX6otGF9AtSbejCHDdfXbg/voDC5xROuIjoK12kY ZkseMUUyXN/4a3Mfql0lXn8Fi19URuzGS2VAM5CE5WuftFvmtwV5we5k2XFP3xQRO5OB EfoPRwjLW6PVTviNMC9JQAJ5U6W1rpMD7ztEw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=ArxlYqjZXbaDBdScGzXO++eUTVCwBAIV+Cl7LJu9VDE=; b=iNe2I+YWwjJ1aFFgxCeJHCwPxqYooHnr6kcQ1iMkwP8sHOSpsS2Ob5DKlBDShJJsz/ /MZjiRc6rwlEwg24tUOCUu+l5mL/30ZWr/frAJdQQvpcNnSIOcN9XWIxHkhBEO/X5lP+ xsX1WTZgjcf/RwzlRsk4KCe+7BJXuAll0NIdoKpvDFkGmE2+nlidoZHSKgjrSV8XOGvv XsSrhavjOaLlS0CSFmqnPhpg4znJ/PnZcE2G0gq2I9UcZiN9uY1x7WbSCwm1NKZmKGk6 Et1raeGMwcDWTZcysu3VUmmAQYlt4OBFWzMbpyp9FQuAT9Jh20RLgHnbHwIvps4G3UkS iFCg== X-Gm-Message-State: AA+aEWZNM0aUlteMauWl6pnCE+qn5Ld+Gw58Tqf55egrEGfYMDFC9HTn nehSu2PtwHvAqVSGCdopsRYXoBCl7CpBaA== X-Google-Smtp-Source: AFSGD/X5Q+UAMKFMOW+jcPgFwCroM8AqNNN1oKmPi/fTOHnIDfIk70H19NaHCvvWvT56odbbUc1bBw== X-Received: by 2002:a19:f204:: with SMTP id q4mr14990233lfh.133.1544704184327; Thu, 13 Dec 2018 04:29:44 -0800 (PST) Received: from localhost (c-573670d5.07-21-73746f28.bbcust.telenor.se. [213.112.54.87]) by smtp.gmail.com with ESMTPSA id q20sm325551lfj.20.2018.12.13.04.29.43 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 13 Dec 2018 04:29:43 -0800 (PST) From: Anders Roxell To: linux-kernel@vger.kernel.org Cc: catalin.marinas@arm.com, will.deacon@arm.com, arnd@arndb.de, mingo@redhat.com, rostedt@goodmis.org, akpm@linux-foundation.org, broonie@kernel.org, Anders Roxell Subject: [RFC PATCH 1/3] config: provide a fragment to enable gdb for qemu Date: Thu, 13 Dec 2018 13:29:08 +0100 Message-Id: <20181213122910.24193-2-anders.roxell@linaro.org> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181213122910.24193-1-anders.roxell@linaro.org> References: <20181213122910.24193-1-anders.roxell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adding a fragment to make it easier to know what options is needed to build a kernel to get the that you can debug in qemu. First you need to start qemu with flags '-s -S' and then connect with gdb like below: $ gdb \ ./obj-dir/vmlinux -iex 'add-auto-load-safe-path \ ./obj-dir' -ex 'target remote localhost:1234' Signed-off-by: Anders Roxell --- kernel/configs/qemu-gdb.config | 7 +++++++ 1 file changed, 7 insertions(+) create mode 100644 kernel/configs/qemu-gdb.config diff --git a/kernel/configs/qemu-gdb.config b/kernel/configs/qemu-gdb.config new file mode 100644 index 000000000000..30465905ff93 --- /dev/null +++ b/kernel/configs/qemu-gdb.config @@ -0,0 +1,7 @@ +# Enable debug info for gdb +# CONFIG_COMPILE_TEST is not set +CONFIG_DEBUG_INFO=y +CONFIG_GDB_SCRIPTS=y + +# Easier to debug +# CONFIG_RANDOMIZE_BASE is not set -- 2.19.2