From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Mon, 10 Nov 2025 09:14:54 +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 1vIN38-00HJRl-2N for lore@lore.pengutronix.de; Mon, 10 Nov 2025 09:14:54 +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 1vIN38-0004p4-7a for lore@pengutronix.de; Mon, 10 Nov 2025 09:14:54 +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:To: From:Reply-To:Cc:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=iT7Mq+xHd2S3f2jv0TAWZZZW9pzVqUPaFAJx7wpNnKE=; b=HbK3S4k0MU01d5feaqTfJ/4Z0e bLBDXG7oZMer2Y5QA0W3p8TPT2JuxojGX2jHf622OSJ3UXcREYv2ZCzfFAsVM4v56OBRcuOEj685W VtubqzeP5tSAkQJaSv3bmeBxTWTI0axbeEoIN4o3gZ9PI6Aq8+XPu3xNIpJIq0FalZyYWPU/opJ6b acr8XTlnooqA/0U7s+n2xYePFDJ/EYsPX0GCERf7dX+ukXABicbiUpeGloSgt5Kn5NTb/h9hbNhdl F0iNWzqQRLqxrI8pm7GM8mJtNdNhN26XJEE3tQ1TjzbghdP5JBgUdohsVLSae2oWZhuhZg05oLalc j5EWDYyA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vIN2i-00000004xY5-1urR; Mon, 10 Nov 2025 08:14:28 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vIN2g-00000004xXE-10lk for barebox@lists.infradead.org; Mon, 10 Nov 2025 08:14:27 +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 1vIN2e-0004jI-3M; Mon, 10 Nov 2025 09:14:24 +0100 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vIN2d-007zP3-2u; Mon, 10 Nov 2025 09:14:23 +0100 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1vIN2e-0000000493R-1Cnm; Mon, 10 Nov 2025 09:14:23 +0100 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum In-Reply-To: <20251107182750.3367036-1-a.fatoum@pengutronix.de> References: <20251107182750.3367036-1-a.fatoum@pengutronix.de> Message-Id: <176276246384.988088.10332415128802940017.b4-ty@pengutronix.de> Date: Mon, 10 Nov 2025 09:14:23 +0100 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251110_001426_481311_A6064DD8 X-CRM114-Status: GOOD ( 10.59 ) 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=-4.0 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH master] ARM: mmu: fix hang when reserved memory at start of RAM 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 Fri, 07 Nov 2025 19:27:41 +0100, Ahmad Fatoum wrote: > If the memory bank starts at address 0 and the start of the SDRAM is a > reserved region, remap_range_end_sans_text() is called with start = 0, > end = 0, which is interpreted by the function to mean that it spans > the whole of RAM. > > Fix the issue by not calling remap_range_end_sans_text() for empty > ranges. This fixes an early hang observed on the Raspberry Pi 3. > > [...] Applied, thanks! [1/1] ARM: mmu: fix hang when reserved memory at start of RAM https://git.pengutronix.de/cgit/barebox/commit/?id=ee135d98586b (link may not be stable) Best regards, -- Sascha Hauer