From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Fri, 16 Feb 2024 12:58:00 +0100 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1rawqu-008WlG-0q for lore@lore.pengutronix.de; Fri, 16 Feb 2024 12:58:00 +0100 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rawqt-0005VG-Lw for lore@pengutronix.de; Fri, 16 Feb 2024 12:58:00 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:Date:Message-Id:Subject:References:In-Reply-To:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=0W54AORnP3UBBBbCWbZ2vB2d4XrErUmMnB7s5eoRGWY=; b=Hx34st2NyqqJLv/jwHX2T+mmn4 Pq6iA++CY3zChgsHBxnKAy4RYnKyWJr9XhoRcGD6GxBYZPZlA5JR9Rs+0RbdmszT4ju7DTbBoE8rl YxPhZO0F6LvYw2Wvch7RxvJT4Y0unnTyZdYefbx19VbCUPZpm5CE3I+hsdiET68vOdghqCGjHOrzZ B86D/fZh33iYV/JAdeeGJbFpYrm91hHn8/cmL9Eu05JrzmCJN3sY6hFsvPCghveVf9H+c7X/QFo2P M4HJgjpTu7S+qn7oVNdtTJAHoiv3niaqEM8PRSmWQnb8sI0kJvTVfq9/u/NXHJmo4mWWD4dhAlCBR sUV7BA0A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rawqO-00000002Dlk-0ed3; Fri, 16 Feb 2024 11:57:28 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1rawqL-00000002DlD-2170 for barebox@lists.infradead.org; Fri, 16 Feb 2024 11:57:26 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1rawqK-0005RX-AK; Fri, 16 Feb 2024 12:57:24 +0100 Received: from [2a0a:edc0:0:1101:1d::28] (helo=dude02.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rawqJ-00149g-U7; Fri, 16 Feb 2024 12:57:23 +0100 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1rawqJ-005uNe-2p; Fri, 16 Feb 2024 12:57:23 +0100 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum Cc: rhi@pengutronix.de In-Reply-To: <20240213100836.2853989-1-a.fatoum@pengutronix.de> References: <20240213100836.2853989-1-a.fatoum@pengutronix.de> Message-Id: <170808464387.1408357.16380585668791252664.b4-ty@pengutronix.de> Date: Fri, 16 Feb 2024 12:57:23 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.12.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240216_035725_550596_9A114E17 X-CRM114-Status: UNSURE ( 8.57 ) X-CRM114-Notice: Please train this message. X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-5.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH] partitions: dos: support root=PARTUUID= generation with zero NT signature X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) On Tue, 13 Feb 2024 11:08:36 +0100, Ahmad Fatoum wrote: > For MBR-partitioned disks, the NT signature is used to derive the PARTUUID used > to identify the root partition. For this to work reliably, the NT signature is > expected to be unique across all attached MBR-partitioned storage. > > Some partition tools may populate the NT signature with an all-zero > value by default, which will likely run afoul of the uniqueness > expectations. When this happens, barebox' bootm.appendroot feature will > report a non-descriptive error message: > > [...] Applied, thanks! [1/1] partitions: dos: support root=PARTUUID= generation with zero NT signature https://git.pengutronix.de/cgit/barebox/commit/?id=82a51038356d (link may not be stable) Best regards, -- Sascha Hauer