From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Tue, 23 Apr 2024 08:26:34 +0200 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 1rz9bu-00CXN7-16 for lore@lore.pengutronix.de; Tue, 23 Apr 2024 08:26:34 +0200 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 1rz9bt-0004Gg-Ph for lore@pengutronix.de; Tue, 23 Apr 2024 08:26:34 +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: 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=ZJx8mhHb7hjUviHOs0Fz//vSjY4EExj0z3qtUhakoCw=; b=KM6Ey1ieqSExq/c64BsOMqwaSM RLN2nc0Iai+MRRGjkSi2jzs657g0sp75Sr7vDQ4HN83qc8mzTHgt1kjjlEFUJChrmyJRgSKmf/nbG f2cVTgn5YomZ7pdO+V69mkT0S3FSydIg+ZxzYP82vd+TnumQk6JDUJKgGKmKJNdvXc3fBrP2pLPAr 06e40QzXLMBuieZUqER5Z3O0P+LxMx6p43vO9wXZseWALGQPkaUIa2ZVE3B91t2lm8rToD0BiHVyS tpXxEsc1UDZtbsrQ3L3PMFcAOpIntKu6ORWQPOoB8fI8eLlvKRbsMP3zcChc74eOOanDSw5fxCyzR G74yeaWA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1rz9bU-0000000G8RS-2ezT; Tue, 23 Apr 2024 06:26:08 +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 1rz9bQ-0000000G8Pp-1PdB for barebox@lists.infradead.org; Tue, 23 Apr 2024 06:26:06 +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 1rz9bP-000492-3f; Tue, 23 Apr 2024 08:26:03 +0200 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 1rz9bO-00DpOZ-NK; Tue, 23 Apr 2024 08:26:02 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.96) (envelope-from ) id 1rz9bO-007B2Z-28; Tue, 23 Apr 2024 08:26:02 +0200 From: Sascha Hauer To: barebox@lists.infradead.org, Ahmad Fatoum Cc: Enrico Scholz In-Reply-To: <20240423060435.1514644-1-a.fatoum@pengutronix.de> References: <20240423060435.1514644-1-a.fatoum@pengutronix.de> Message-Id: <171385356265.1710700.8314634744900159518.b4-ty@pengutronix.de> Date: Tue, 23 Apr 2024 08:26:02 +0200 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-20240422_232604_595165_D7D5068B X-CRM114-Status: UNSURE ( 9.57 ) 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=-5.4 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 autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH master] mci: core: allocate memory used for DMA with dma_alloc 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, 23 Apr 2024 08:04:35 +0200, Ahmad Fatoum wrote: > Memory allocated by normal malloc may not fulfill the alignment > requirements for DMA. > > This fixes memory corruption observed on the i.MX8MP when the > DMA-enabled eSDHC driver attempts to probe an eMMC. > > This issues always existed, but only after commit 65ef5d885263 > ("ARM64: let 'end' point after the range in cache functions"), the whole > 512 bytes were getting invalidated, which corrupted the TLSF malloc > header of the block after it. > > [...] Applied, thanks! [1/1] mci: core: allocate memory used for DMA with dma_alloc https://git.pengutronix.de/cgit/barebox/commit/?id=b986aad24ab8 (link may not be stable) Best regards, -- Sascha Hauer