From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8D272C531C7 for ; Thu, 23 Jul 2026 09:17:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=LFrmKoUKM3N+Cgcea7uk63md8XjEJh60ONd2bgCZJQ0=; b=2D6JqScU7bbN74 3I5L4ILjPwvhvbvBsNcsJbv1Cs13BSTKuvMERRZe8P3xn4HpNPhItsvC8e7qEKjZzlDAFR5gx4gO4 iq9Dxmpoq31YGFuBHvLroCppuCpfCOoi2q2NmnhoJqya7rbXo8OaIFwjiRxldhcUZdh/D0YfEF4iZ jOH0XpRUSCAJYVEu8Uk49LIBQyG6a+eQdIQnPnOMwZmVBb3SBLhxtxDgUOWuzQu+0r1sOJEYb9nI7 rUbqr4mN+rFMUHNtLaT4aGdx5wHAMiIJBQtIJ/n4pcWd4mPCM7biOiHqo0i0PMfh9cXstp+fL5mSV uyHZwTinEbTSuFENqnAw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wmpYw-0000000DpdI-17jU; Thu, 23 Jul 2026 09:17:54 +0000 Received: from smtpout-02.galae.net ([185.246.84.56]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wmpYs-0000000Dpcn-3cIx for linux-mtd@lists.infradead.org; Thu, 23 Jul 2026 09:17:53 +0000 Received: from smtpout-01.galae.net (smtpout-01.galae.net [212.83.139.233]) by smtpout-02.galae.net (Postfix) with ESMTPS id E7C651A11A0 for ; Thu, 23 Jul 2026 09:17:45 +0000 (UTC) Received: from mail.galae.net (mail.galae.net [212.83.136.155]) by smtpout-01.galae.net (Postfix) with ESMTPS id B61C6602B8; Thu, 23 Jul 2026 09:17:45 +0000 (UTC) Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 3860911C102CB; Thu, 23 Jul 2026 11:17:40 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bootlin.com; s=dkim; t=1784798265; h=from:subject:date:message-id:to:cc:mime-version: content-transfer-encoding; bh=wzpAlNErRH7wC4i3TElD11VHQp8h2JHaBGh1gHFcIyg=; b=UrlI5mvFXyd3hbWYTtE8xtmtMfExi4z33/T8ReJoxEA/JDx4eJKoRC7SdR8s449cU5aBVd C9pDmQmTGKk8u6YAc0qQsJUiapvZPZ+5hNGjkRnP+KBRlUmKKhwX4thOoIiYqcWJuZqIA8 sI4bM4IvB1GFp8tYZvabWJU7L0kKFIP6+j1NB2SFdhgCAQf1GvT0BWeAJPA+0OhDFbdFUv VVYQBKOw0rW6mGqOr9CWyRQEIYwSuRKH5ixFPk19BE4/dOshO8BRR0ZKW7rrfVqdi2CfxN 1km+3k0QbE0OqJ2n6jrrlrYOBuicx0cs6W5+KL9M1yuSRGG4suMwqPy8+1T98Q== From: Thomas Petazzoni To: linux-mtd@lists.infradead.org Cc: Miquel Raynal , Richard Weinberger , Vignesh Raghavendra , Thomas Petazzoni Subject: [PATCH mtd-www] doc/ubi.xml: clarify from the start that block device on UBI is read-only Date: Thu, 23 Jul 2026 11:17:28 +0200 Message-ID: <20260723091728.1075673-1-thomas.petazzoni@bootlin.com> X-Mailer: git-send-email 2.55.0 MIME-Version: 1.0 X-Last-TLS-Session-Version: TLSv1.3 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260723_021751_084183_2BFD75EE X-CRM114-Status: GOOD ( 11.10 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org In the introduction, the sentence that introduces ubiblock might let one think that any read/write block filesystem can be used on top of UBI, which is wrong. So clarify from the start that this is read-only. Signed-off-by: Thomas Petazzoni --- doc/ubi.xml | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/doc/ubi.xml b/doc/ubi.xml index 1290735..21bbd00 100644 --- a/doc/ubi.xml +++ b/doc/ubi.xml @@ -184,9 +184,9 @@ similar because:

mechanisms). -

UBI also provides a block device that allows regular, block-oriented -file systems to be mounted on top of an UBI volume. This is possible because UBI -handles bad-blocks transparently.

+

UBI also provides a read-only block device that allows regular, block-oriented +file systems to be mounted on top of an UBI volume, but only for read-only +operation. This is possible because UBI handles bad-blocks transparently.

There is an additional driver called gluebi which emulates MTD devices on top of UBI volumes. This looks a little strange, because UBI works -- 2.55.0 ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/