From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Morton Subject: [patch 111/118] init/main.c: log arguments and environment passed to init Date: Thu, 30 Jan 2020 22:17:13 -0800 Message-ID: <20200131061713.CqwifCDBT%akpm@linux-foundation.org> References: <20200130221021.5f0211c56346d5485af07923@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:38288 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725832AbgAaGRP (ORCPT ); Fri, 31 Jan 2020 01:17:15 -0500 In-Reply-To: <20200130221021.5f0211c56346d5485af07923@linux-foundation.org> Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org 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 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); _