Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1764794AbYCEWwt (ORCPT ); Wed, 5 Mar 2008 17:52:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758718AbYCEWwK (ORCPT ); Wed, 5 Mar 2008 17:52:10 -0500 Received: from ug-out-1314.google.com ([66.249.92.172]:55897 "EHLO ug-out-1314.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756865AbYCEWwH (ORCPT ); Wed, 5 Mar 2008 17:52:07 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:subject:user-agent:references:in-reply-to:mime-version:content-disposition:cc:date:content-type:content-transfer-encoding:message-id; b=nxW4PXFYsUqJmlH8ABcR+EfKkF++pbia6zjrnHE659eG/h1XiXKEbOcNFR7HR6SNmJ+5i9A0AesV3YL87H56WSZTcKAE5pBVsGcWPeSQVTi98eZW2pKMb0oT1/t2wazxyaKjbBxGcwoSc9hhqwqLO4ASjkFHQjYepHjt2wE28qU= From: Pawel Plociennik To: Pavel Machek , linux-kernel@vger.kernel.org Subject: Re: [PATCH] chroot= as a new kernel parameter User-Agent: KMail/1.9.5 References: <200803011409.59526.paplociennik@gmail.com> <200803050838.03452.paplociennik@gmail.com> <3d8471ca0803050523r2a55c91em68021a7b078ef48c@mail.gmail.com> In-Reply-To: <3d8471ca0803050523r2a55c91em68021a7b078ef48c@mail.gmail.com> MIME-Version: 1.0 Content-Disposition: inline Cc: linux-kernel@vger.kernel.org Date: Wed, 5 Mar 2008 23:51:50 -0500 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <200803052351.50500.paplociennik@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1875 Lines: 53 Hi Andrew and other *real* hackers, I have sent a *last* version of a patch which it has added a new kernel parameter chroot= It were discusioned a *long time* on a lkml so I hope that it will has been applied. Thanks, Pawel Acked-by: Pavel Machek Signed-off-by: Pawel Plociennik --- diff -urp linux-2.6.24-orig/Documentation/kernel-parameters.txt linux-2.6.24/Documentation/kernel-parameters.txt --- linux-2.6.24-orig/Documentation/kernel-parameters.txt 2008-02-25 20:53:26.000000000 -0500 +++ linux-2.6.24/Documentation/kernel-parameters.txt 2008-03-04 09:51:52.000000000 -0500 @@ -381,6 +381,8 @@ and is between 256 and 4096 characters. Value can be changed at runtime via /selinux/checkreqprot. + chroot= [KNL] change a root for init process. + clock= [BUGS=X86-32, HW] gettimeofday clocksource override. [Deprecated] Forces specified clocksource (if available) to be used diff -urp linux-2.6.24-orig/init/main.c linux-2.6.24/init/main.c --- linux-2.6.24-orig/init/main.c 2008-03-01 12:58:37.000000000 -0500 +++ linux-2.6.24/init/main.c 2008-03-05 15:08:20.000000000 -0500 @@ -755,8 +755,20 @@ static void __init do_pre_smp_initcalls( spawn_softlockup_task(); } +static void *chroot_str; +static int __init chroot_setup(char *str) +{ + chroot_str = str; + return 1; +} +__setup("chroot=", chroot_setup); + static void run_init_process(char *init_filename) { + if (chroot_str) + if (sys_chroot(chroot_str) < 0) + panic("chroot=%s failed\n", chroot_str); + argv_init[0] = init_filename; kernel_execve(init_filename, argv_init, envp_init); } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/