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=-3.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no 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 4B0D8C33CB2 for ; Fri, 31 Jan 2020 06:17:16 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 06BDB2173E for ; Fri, 31 Jan 2020 06:17:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="YWNZl8B9" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 06BDB2173E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id A75806B0599; Fri, 31 Jan 2020 01:17:15 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 9DC146B059B; Fri, 31 Jan 2020 01:17:15 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 8CA726B059C; Fri, 31 Jan 2020 01:17:15 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0227.hostedemail.com [216.40.44.227]) by kanga.kvack.org (Postfix) with ESMTP id 738266B0599 for ; Fri, 31 Jan 2020 01:17:15 -0500 (EST) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 2DF1E4403 for ; Fri, 31 Jan 2020 06:17:15 +0000 (UTC) X-FDA: 76436922030.25.blow40_3f44fed83d452 X-HE-Tag: blow40_3f44fed83d452 X-Filterd-Recvd-Size: 2652 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf01.hostedemail.com (Postfix) with ESMTP for ; Fri, 31 Jan 2020 06:17:14 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C50EF2082E; Fri, 31 Jan 2020 06:17:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1580451434; bh=2x7T/i2GWSYYDiD2WYSegt/JOkPmY8VPSgrKRcMuYdE=; h=Date:From:To:Subject:In-Reply-To:From; b=YWNZl8B9XdurJkz6pBLzgFIjCAd3w1rr9tLRNitd9a6NqivfwXN9yCAViUa3nn4yI A1vGzgDVFrgoC7XxPNyBMHTMFQi8TC0Iyas/fDZabNi67RdFYXNA8oks/g/R3Q6IFW HohjxR3ofV8vCNiep3DGEVNnEUpY5U/76aAErxmM= Date: Thu, 30 Jan 2020 22:17:13 -0800 From: Andrew Morton To: akpm@linux-foundation.org, cmetcalf@tilera.com, krzysiek@podlesie.net, linux-mm@kvack.org, mm-commits@vger.kernel.org, nivedita@alum.mit.edu, torvalds@linux-foundation.org Subject: [patch 111/118] init/main.c: log arguments and environment passed to init Message-ID: <20200131061713.CqwifCDBT%akpm@linux-foundation.org> In-Reply-To: <20200130221021.5f0211c56346d5485af07923@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Arvind Sankar Subject: init/main.c: log arguments and environment passed to init Extend logging in `run_init_process` to also show the arguments and environment that we are passing to init. Link: http://lkml.kernel.org/r/20191212180023.24339-2-nivedita@alum.mit.edu Signed-off-by: Arvind Sankar Cc: Chris Metcalf Cc: Krzysztof Mazur Signed-off-by: Andrew Morton --- init/main.c | 8 ++++++++ 1 file changed, 8 insertions(+) --- a/init/main.c~init-mainc-log-arguments-and-environment-passed-to-init +++ a/init/main.c @@ -1043,8 +1043,16 @@ static void __init do_pre_smp_initcalls( static int run_init_process(const char *init_filename) { + const char *const *p; + argv_init[0] = init_filename; pr_info("Run %s as init process\n", init_filename); + pr_debug(" with arguments:\n"); + for (p = argv_init; *p; p++) + pr_debug(" %s\n", *p); + pr_debug(" with environment:\n"); + for (p = envp_init; *p; p++) + pr_debug(" %s\n", *p); return do_execve(getname_kernel(init_filename), (const char __user *const __user *)argv_init, (const char __user *const __user *)envp_init); _