From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 30 Jun 2022 14:26:32 +0200 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1o6tFd-0020Oe-96 for lore@lore.pengutronix.de; Thu, 30 Jun 2022 14:26:32 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1o6tFf-00066k-Hx for lore@pengutronix.de; Thu, 30 Jun 2022 14:26:32 +0200 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: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=kmUCwhdXxj4niIozIF/h9qMRW1fnmJJfgg5wBz6/jhI=; b=mVvhbSXdPFTvKvbqzZmKGn7GtU XQeJAolh1+XmLWVWyu1qG3nJn8BfU5Qj9XsapHPoCrIFED8Ov9oldw2b1fHkuqEiKEJny7NLkH6Tb 5SQvrTV1FvLK/L2shzMJI2as3uewP71QXYpKrIh08iqmgzzLM2BxQWeQlqgIF00UIy2OEgTd3ZbgL /JUloHgl083oX9eoOox89u2WH16yaUbsrek5QLEPS/sxRj1qdT571TdDs7DhxtxFt8YHMOZ4s7EpB K+sxl8hqR5GCAeZTP9PQKEO3RKcHPvN/TVvbdlZf8qwVv7DkY1mmSQkpmnD0m/hT8XAyFcXz98ivq y0f52+0w==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6tEI-00H4S8-RV; Thu, 30 Jun 2022 12:25:06 +0000 Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1o6tEE-00H4Q1-Nh for barebox@lists.infradead.org; Thu, 30 Jun 2022 12:25:03 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1o6tEB-0005j4-5D; Thu, 30 Jun 2022 14:24:59 +0200 Received: from [2a0a:edc0:0:1101:1d::ac] (helo=dude04.red.stw.pengutronix.de) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1o6tE6-003aRn-UR; Thu, 30 Jun 2022 14:24:58 +0200 Received: from afa by dude04.red.stw.pengutronix.de with local (Exim 4.94.2) (envelope-from ) id 1o6tE9-00Gp9e-Sn; Thu, 30 Jun 2022 14:24:57 +0200 From: Ahmad Fatoum To: barebox@lists.infradead.org Cc: has@pengutronix.de, Ahmad Fatoum Date: Thu, 30 Jun 2022 14:24:56 +0200 Message-Id: <20220630122457.4009827-1-a.fatoum@pengutronix.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220630_052502_808842_1CA327E1 X-CRM114-Status: UNSURE ( 8.53 ) 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.ext.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-3.6 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_NONE, T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH 1/2] partitions: efi: register guid device parameter for disk GUID X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.ext.pengutronix.de) We already register an nt_signature parameter for MBR partitions. Register an equivalent guid parameter for GPT partitions as well. This is less critical because disk GUID isn't used for root= Linux boot argument computation, as each partition has its own PARTUUID. It's still useful to allow shell scripts to check against it to detect e.g. a factory flash image. Signed-off-by: Ahmad Fatoum --- common/partitions/efi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/common/partitions/efi.c b/common/partitions/efi.c index 848bed22610f..0f3f790539cd 100644 --- a/common/partitions/efi.c +++ b/common/partitions/efi.c @@ -446,6 +446,7 @@ static void efi_partition(void *buf, struct block_device *blk, } snprintf(blk->cdev.uuid, sizeof(blk->cdev.uuid), "%pUl", &gpt->disk_guid); + dev_add_param_string_fixed(blk->dev, "guid", blk->cdev.uuid); nb_part = le32_to_cpu(gpt->num_partition_entries); -- 2.30.2