From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.71) id 1aP4p7-00031f-BZ for mharc-grub-devel@gnu.org; Fri, 29 Jan 2016 03:54:33 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55320) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aP4p5-0002zp-B5 for grub-devel@gnu.org; Fri, 29 Jan 2016 03:54:32 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1aP4p4-0006zy-FX for grub-devel@gnu.org; Fri, 29 Jan 2016 03:54:31 -0500 Received: from mo6-p00-ob.smtp.rzone.de ([2a01:238:20a:202:5300::7]:26159) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1aP4p4-0006yk-5t for grub-devel@gnu.org; Fri, 29 Jan 2016 03:54:30 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1454057666; l=467; s=domk; d=aepfle.de; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version: Date:From:References:To:Subject; bh=lWTHF4iKc2EMIdtN0dMQUjmeTH7SzDHQKwRMaUIkq64=; b=Qq15juEOKs+m/lur0krLhKzThB4IZGKbQofK/SeJqiCjnWA8aZYThw52X41opSg9fR3 r0/CIN6HJejo1GVqulQuWW3HgLWrjLf/is3Sd0Nv8xyPE/JUt8y+vO+9TsynS+ny5BmdK H1ihuWfQDxzCVIJTz4JJDmlqhwWXnST/9yA= X-RZG-AUTH: :P2EQZWCpfu+qG7CngxMFH1J+zrwiavkK6tmQaLfsxs2aAREi5Yt4MByjjvud76Vg+IQi8ZWYQLK2a2Xg6U/2e9vrVQ== X-RZG-CLASS-ID: mo00 Received: from [IPv6:2001:a62:1198:c1ff:f4ac:f869:f6d3:b8e] ([2001:a62:1198:c1ff:f4ac:f869:f6d3:b8e]) by smtp.strato.de (RZmta 37.17 AUTH) with ESMTPSA id L06da3s0T8sQ0Sx (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA (curve secp521r1 with 521 ECDH bits, eq. 15360 bits RSA)) (Client did not present a certificate) for ; Fri, 29 Jan 2016 09:54:26 +0100 (CET) Subject: Re: [PATCH] 10_linux: avoid multi-device root= kernel argument To: grub-devel@gnu.org References: <1453999601-7706-1-git-send-email-arvidjaar@gmail.com> From: Olaf Hering Message-ID: <56AB28C2.1060609@aepfle.de> Date: Fri, 29 Jan 2016 09:54:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.5.1 MIME-Version: 1.0 In-Reply-To: <1453999601-7706-1-git-send-email-arvidjaar@gmail.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 2a01:238:20a:202:5300::7 X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list Reply-To: The development of GNU GRUB List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 29 Jan 2016 08:54:32 -0000 Am 28.01.2016 um 17:46 schrieb Andrei Borzenkov: > This still respects user settings GRUB_DISABLE_LINUX_UUID. Not sure what we > should do in this case. grub cant possibly know what the device name of the target OS is. This is especially true if it tries to guess what the OS on partitions other than the current / might expect. So: never append any root= or resume= to the OS cmdline. Its the task of the initrd to find the relevant block devices. Olaf