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 X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 378E7C433DF for ; Sun, 11 Oct 2020 20:37:47 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id A7CF020756 for ; Sun, 11 Oct 2020 20:37:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="r465EYPd"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=broadcom.com header.i=@broadcom.com header.b="F5v93YvK" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A7CF020756 Authentication-Results: mail.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=broadcom.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=merlin.20170209; h=Sender:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:To: Subject:Message-ID:Date:From:In-Reply-To:References:MIME-Version:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=HvG0bwxRLEOKpoM5Aa43xgyT3zYs/X6IgNuTnlENx9g=; b=r465EYPdb5hPf9A+0AsjC6do8 fOLTkCBCyoPlcWU7HiKl9mScWn8X35Oj4S/haKrQCqtp9BAPqPjtEtDmO9fN8oPTAmJxbruGw4EOP 3cOYDHcBA7jUoTBjwgbJznAL/uZxCxFt3MzbIdmdB6z2vrsxshdgg43lMDjInZhzKpfwKsQSbfTax IOogxnpuQQPzwZMt4TWGABOmCv/z+rWAb71SmV6LIuFnoJJwijwrTbHBCu3MouS1uO5C4+jy41Lbz gbDVT0qzUgxPzXrFMQ85QFuf/6EnSyiQNBJ5nJN7D1yNxj76/0yVjngo3xY740xFiirCEtDZp/oYJ E9Gg/fIMw==; Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1kRi5A-00079E-V7; Sun, 11 Oct 2020 20:36:41 +0000 Received: from mail-wr1-x444.google.com ([2a00:1450:4864:20::444]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kRi56-00078A-AP for linux-mtd@lists.infradead.org; Sun, 11 Oct 2020 20:36:38 +0000 Received: by mail-wr1-x444.google.com with SMTP id e18so16738358wrw.9 for ; Sun, 11 Oct 2020 13:36:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=MR4vEkWhnjexDfixZDRQvwFCU0b56Em41n6bynIDOBo=; b=F5v93YvKyFwoFl33ed9sFIJPBJ+DBp2xeCAPnIbY1Ztpdg3rnvwmp4ztxh0IwAPFP2 e6BSGI3OrAk7EVN0D7bJgqb7umK9TNC+MB33Wyggs9f9CqGsdHIOXRPquFTLWc2s3aad X2kMfMKX7i7huaELmNGmly1FXIvmjBesYftqY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=MR4vEkWhnjexDfixZDRQvwFCU0b56Em41n6bynIDOBo=; b=Rw9txNuGvTLfT01HCDwruMxoAduL8kRYKXHLtBSIZwK5mAQwP/k/6xhcWHJeO0OKja E1gmgnGsiAIDRxPeYs1pPA5Bfj04YaPx6lE+Vy9YlcdilAEmwv8U+1hqJybyN6Nvi1EN OBZ/k2QXwB1eqWRJnP6mLophzhxAOwuQkmkZBEFtn3+emU8G2AhHDySMvQVuqtyb2eIb s/hOBHqcyZZg1ilL31azRMqDDjsEQpkiA6pdezzonbCD9+9yAxzBIRTGp0YYWz8uOHV+ mjTrmBgnqIa00GQECjk3mj8JsVfUZeSP+s2+iLHQWpDNudaam6MQjkSUyrwYCS5hxmXM Uw6w== X-Gm-Message-State: AOAM533k4Gdwm/LA7KjHgxR1tjyeZhXCwjC+NNkkvIR8F6vNpZ7du264 eysLZBjpZEgGKA0PY0VlnR8kCvVCYRS1AsAU0xws6g== X-Google-Smtp-Source: ABdhPJxZP5LWFVb4yeIdexz6d4JDTHAAGiDr46SFA89oBFMpIh9W7HZg4zpkTx6+AWoJ7WMGUmJqpCDMhEMh2dt05nw= X-Received: by 2002:adf:ea4d:: with SMTP id j13mr3714971wrn.345.1602448593669; Sun, 11 Oct 2020 13:36:33 -0700 (PDT) MIME-Version: 1.0 References: <20200924090349.GF27174@8bytes.org> <20200924092546.GJ27174@8bytes.org> <20200924095629.GL27174@8bytes.org> <20201011055258.22337d66@canb.auug.org.au> In-Reply-To: <20201011055258.22337d66@canb.auug.org.au> From: Jim Quinlan Date: Sun, 11 Oct 2020 16:36:22 -0400 Message-ID: Subject: Re: arm-smmu 5000000.iommu: Cannot accommodate DMA offset for IOMMU page tables To: Stephen Rothwell X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201011_163636_362103_01C431F0 X-CRM114-Status: GOOD ( 16.74 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Poonam Aggrwal , Rob Herring , Joerg Roedel , Arnd Bergmann , Richard Weinberger , Naresh Kamboju , "Z.Q. Hou" , open list , lkft-triage@lists.linaro.org, Christoph Hellwig , Will Deacon , Linux-Next Mailing List , linux-mtd@lists.infradead.org, Miquel Raynal , Florian Fainelli , Suram Suram , masonccyang@mxic.com.tw, Robin Murphy , Joerg Roedel Content-Type: multipart/mixed; boundary="===============2631565847143570545==" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org --===============2631565847143570545== Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="00000000000037fa5705b16b23bb" --00000000000037fa5705b16b23bb Content-Type: text/plain; charset="UTF-8" On Sat, Oct 10, 2020 at 2:53 PM Stephen Rothwell wrote: > > Hi Naresh, > > Just adding Christoph and Jim to cc] > > On Fri, 9 Oct 2020 19:26:24 +0530 Naresh Kamboju wrote: > > > > On Fri, 9 Oct 2020 at 19:24, Naresh Kamboju wrote: > > > > > > > > > > > > On Thu, 24 Sep 2020 at 15:26, Joerg Roedel wrote: > > > > > > > > On Thu, Sep 24, 2020 at 10:36:47AM +0100, Robin Murphy wrote: > > > > > Yes, the issue was introduced by one of the changes in "dma-mapping: > > > > > introduce DMA range map, supplanting dma_pfn_offset", so it only existed in > > > > > the dma-mapping/for-next branch anyway. > > > > > > > FYI, > > The reported problem still exists on 5.9.0-rc8-next-20201009. > > > > [ 1.843814] Driver must set ecc.strength when using hardware ECC > > [ 1.849847] WARNING: CPU: 4 PID: 1 at > > drivers/mtd/nand/raw/nand_base.c:5687 nand_scan_with_ids+0x1450/0x1470 > > [ 1.859676] Modules linked in: > > [ 1.862730] CPU: 4 PID: 1 Comm: swapper/0 Not tainted > > 5.9.0-rc8-next-20201009 #1 > > [ 1.870125] Hardware name: Freescale Layerscape 2088A RDB Board (DT) > > [ 1.876478] pstate: 40000005 (nZcv daif -PAN -UAO -TCO BTYPE=--) > > [ 1.882483] pc : nand_scan_with_ids+0x1450/0x1470 > > [ 1.887183] lr : nand_scan_with_ids+0x1450/0x1470 Hi, I'm having a hard time coming up with a theory regarding how a commit concerning DMA offsets can affect the operation of a NAND driver that appears not to use DMA or the dma-ranges property. Does anyone else have some ideas, or is there perhaps someone familiar with this test configuration that I can correspond with to get to the bottom of the warning? Thanks, Jim Quinlan Broadcom STB > > > > full test log, > > https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20201009/testrun/3284876/suite/linux-log-parser/test/check-kernel-warning-92014/log > > > > > > > > > > Okay, alright then. > > > > > > > > - Naresh > > -- > Cheers, > Stephen Rothwell --00000000000037fa5705b16b23bb Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIIQQwYJKoZIhvcNAQcCoIIQNDCCEDACAQExDzANBglghkgBZQMEAgEFADALBgkqhkiG9w0BBwGg gg2YMIIE6DCCA9CgAwIBAgIOSBtqCRO9gCTKXSLwFPMwDQYJKoZIhvcNAQELBQAwTDEgMB4GA1UE CxMXR2xvYmFsU2lnbiBSb290IENBIC0gUjMxEzARBgNVBAoTCkdsb2JhbFNpZ24xEzARBgNVBAMT Ckdsb2JhbFNpZ24wHhcNMTYwNjE1MDAwMDAwWhcNMjQwNjE1MDAwMDAwWjBdMQswCQYDVQQGEwJC RTEZMBcGA1UEChMQR2xvYmFsU2lnbiBudi1zYTEzMDEGA1UEAxMqR2xvYmFsU2lnbiBQZXJzb25h bFNpZ24gMiBDQSAtIFNIQTI1NiAtIEczMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA tpZok2X9LAHsYqMNVL+Ly6RDkaKar7GD8rVtb9nw6tzPFnvXGeOEA4X5xh9wjx9sScVpGR5wkTg1 fgJIXTlrGESmaqXIdPRd9YQ+Yx9xRIIIPu3Jp/bpbiZBKYDJSbr/2Xago7sb9nnfSyjTSnucUcIP ZVChn6hKneVGBI2DT9yyyD3PmCEJmEzA8Y96qT83JmVH2GaPSSbCw0C+Zj1s/zqtKUbwE5zh8uuZ p4vC019QbaIOb8cGlzgvTqGORwK0gwDYpOO6QQdg5d03WvIHwTunnJdoLrfvqUg2vOlpqJmqR+nH 9lHS+bEstsVJtZieU1Pa+3LzfA/4cT7XA/pnwwIDAQABo4IBtTCCAbEwDgYDVR0PAQH/BAQDAgEG MGoGA1UdJQRjMGEGCCsGAQUFBwMCBggrBgEFBQcDBAYIKwYBBQUHAwkGCisGAQQBgjcUAgIGCisG AQQBgjcKAwQGCSsGAQQBgjcVBgYKKwYBBAGCNwoDDAYIKwYBBQUHAwcGCCsGAQUFBwMRMBIGA1Ud EwEB/wQIMAYBAf8CAQAwHQYDVR0OBBYEFGlygmIxZ5VEhXeRgMQENkmdewthMB8GA1UdIwQYMBaA FI/wS3+oLkUkrk1Q+mOai97i3Ru8MD4GCCsGAQUFBwEBBDIwMDAuBggrBgEFBQcwAYYiaHR0cDov L29jc3AyLmdsb2JhbHNpZ24uY29tL3Jvb3RyMzA2BgNVHR8ELzAtMCugKaAnhiVodHRwOi8vY3Js Lmdsb2JhbHNpZ24uY29tL3Jvb3QtcjMuY3JsMGcGA1UdIARgMF4wCwYJKwYBBAGgMgEoMAwGCisG AQQBoDIBKAowQQYJKwYBBAGgMgFfMDQwMgYIKwYBBQUHAgEWJmh0dHBzOi8vd3d3Lmdsb2JhbHNp Z24uY29tL3JlcG9zaXRvcnkvMA0GCSqGSIb3DQEBCwUAA4IBAQConc0yzHxn4gtQ16VccKNm4iXv 6rS2UzBuhxI3XDPiwihW45O9RZXzWNgVcUzz5IKJFL7+pcxHvesGVII+5r++9eqI9XnEKCILjHr2 DgvjKq5Jmg6bwifybLYbVUoBthnhaFB0WLwSRRhPrt5eGxMw51UmNICi/hSKBKsHhGFSEaJQALZy 4HL0EWduE6ILYAjX6BSXRDtHFeUPddb46f5Hf5rzITGLsn9BIpoOVrgS878O4JnfUWQi29yBfn75 HajifFvPC+uqn+rcVnvrpLgsLOYG/64kWX/FRH8+mhVe+mcSX3xsUpcxK9q9vLTVtroU/yJUmEC4 OcH5dQsbHBqjMIIDXzCCAkegAwIBAgILBAAAAAABIVhTCKIwDQYJKoZIhvcNAQELBQAwTDEgMB4G A1UECxMXR2xvYmFsU2lnbiBSb290IENBIC0gUjMxEzARBgNVBAoTCkdsb2JhbFNpZ24xEzARBgNV BAMTCkdsb2JhbFNpZ24wHhcNMDkwMzE4MTAwMDAwWhcNMjkwMzE4MTAwMDAwWjBMMSAwHgYDVQQL ExdHbG9iYWxTaWduIFJvb3QgQ0EgLSBSMzETMBEGA1UEChMKR2xvYmFsU2lnbjETMBEGA1UEAxMK R2xvYmFsU2lnbjCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMwldpB5BngiFvXAg7aE yiie/QV2EcWtiHL8RgJDx7KKnQRfJMsuS+FggkbhUqsMgUdwbN1k0ev1LKMPgj0MK66X17YUhhB5 uzsTgHeMCOFJ0mpiLx9e+pZo34knlTifBtc+ycsmWQ1z3rDI6SYOgxXG71uL0gRgykmmKPZpO/bL yCiR5Z2KYVc3rHQU3HTgOu5yLy6c+9C7v/U9AOEGM+iCK65TpjoWc4zdQQ4gOsC0p6Hpsk+QLjJg 6VfLuQSSaGjlOCZgdbKfd/+RFO+uIEn8rUAVSNECMWEZXriX7613t2Saer9fwRPvm2L7DWzgVGkW qQPabumDk3F2xmmFghcCAwEAAaNCMEAwDgYDVR0PAQH/BAQDAgEGMA8GA1UdEwEB/wQFMAMBAf8w HQYDVR0OBBYEFI/wS3+oLkUkrk1Q+mOai97i3Ru8MA0GCSqGSIb3DQEBCwUAA4IBAQBLQNvAUKr+ yAzv95ZURUm7lgAJQayzE4aGKAczymvmdLm6AC2upArT9fHxD4q/c2dKg8dEe3jgr25sbwMpjjM5 RcOO5LlXbKr8EpbsU8Yt5CRsuZRj+9xTaGdWPoO4zzUhw8lo/s7awlOqzJCK6fBdRoyV3XpYKBov Hd7NADdBj+1EbddTKJd+82cEHhXXipa0095MJ6RMG3NzdvQXmcIfeg7jLQitChws/zyrVQ4PkX42 68NXSb7hLi18YIvDQVETI53O9zJrlAGomecsMx86OyXShkDOOyyGeMlhLxS67ttVb9+E7gUJTb0o 2HLO02JQZR7rkpeDMdmztcpHWD9fMIIFRTCCBC2gAwIBAgIME79sZrUeCjpiuELzMA0GCSqGSIb3 DQEBCwUAMF0xCzAJBgNVBAYTAkJFMRkwFwYDVQQKExBHbG9iYWxTaWduIG52LXNhMTMwMQYDVQQD EypHbG9iYWxTaWduIFBlcnNvbmFsU2lnbiAyIENBIC0gU0hBMjU2IC0gRzMwHhcNMjAwOTA0MDcw ODQ0WhcNMjIwOTA1MDcwODQ0WjCBjjELMAkGA1UEBhMCSU4xEjAQBgNVBAgTCUthcm5hdGFrYTES MBAGA1UEBxMJQmFuZ2Fsb3JlMRYwFAYDVQQKEw1Ccm9hZGNvbSBJbmMuMRQwEgYDVQQDEwtKaW0g UXVpbmxhbjEpMCcGCSqGSIb3DQEJARYaamFtZXMucXVpbmxhbkBicm9hZGNvbS5jb20wggEiMA0G CSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDqsBkKCQn3+AT8d+247+l35R4b3HcQmAIBLNwR78Pv pMo/m+/bgJGpfN9+2p6a/M0l8nzvM+kaKcDdXKfYrnSGE5t+AFFb6dQD1UbJAX1IpZLyjTC215h2 49CKrg1K58cBpU95z5THwRvY/lDS1AyNJ8LkrKF20wMGQzam3LVfmrYHEUPSsMOVw7rRMSbVSGO9 +I2BkxB5dBmbnwpUPXY5+Mx6BEac1mEWA5+7anZeAAxsyvrER6cbU8MwwlrORp5lkeqDQKW3FIZB mOxPm7sNHsn0TVdPryi9+T2d8fVC/kUmuEdTYP/Hdu4W4b4T9BcW57fInYrmaJ+uotS6X59rAgMB AAGjggHRMIIBzTAOBgNVHQ8BAf8EBAMCBaAwgZ4GCCsGAQUFBwEBBIGRMIGOME0GCCsGAQUFBzAC hkFodHRwOi8vc2VjdXJlLmdsb2JhbHNpZ24uY29tL2NhY2VydC9nc3BlcnNvbmFsc2lnbjJzaGEy ZzNvY3NwLmNydDA9BggrBgEFBQcwAYYxaHR0cDovL29jc3AyLmdsb2JhbHNpZ24uY29tL2dzcGVy c29uYWxzaWduMnNoYTJnMzBNBgNVHSAERjBEMEIGCisGAQQBoDIBKAowNDAyBggrBgEFBQcCARYm aHR0cHM6Ly93d3cuZ2xvYmFsc2lnbi5jb20vcmVwb3NpdG9yeS8wCQYDVR0TBAIwADBEBgNVHR8E PTA7MDmgN6A1hjNodHRwOi8vY3JsLmdsb2JhbHNpZ24uY29tL2dzcGVyc29uYWxzaWduMnNoYTJn My5jcmwwJQYDVR0RBB4wHIEaamFtZXMucXVpbmxhbkBicm9hZGNvbS5jb20wEwYDVR0lBAwwCgYI KwYBBQUHAwQwHwYDVR0jBBgwFoAUaXKCYjFnlUSFd5GAxAQ2SZ17C2EwHQYDVR0OBBYEFNYm4GDl 4WOt3laB3gNKFfYyaM8bMA0GCSqGSIb3DQEBCwUAA4IBAQBD+XYEgpG/OqeRgXAgDF8sa+lQ/00T wCP/3nBzwZPblTyThtDE/iaL/YZ5rdwqXwdCnSFh9cMhd/bnA+Eqw89clgTixvz9MdL9Vuo8LACI VpHO+sxZ2Cu3bO5lpK+UVCyr21y1zumOICsOuu4MJA5mtkpzBXQiA7b/ogjGxG+5iNjt9FAMX4JP V6GuAMmRknrzeTlxPy40UhUcRKk6Nm8mxl3Jh4KB68z7NFVpIx8G5w5I7S5ar1mLGNRjtFZ0RE4O lcCwKVGUXRaZMgQGrIhxGVelVgrcBh2vjpndlv733VI2VKE/TvV5MxMGU18RnogYSm66AEFA/Zb+ 5ztz1AtIMYICbzCCAmsCAQEwbTBdMQswCQYDVQQGEwJCRTEZMBcGA1UEChMQR2xvYmFsU2lnbiBu di1zYTEzMDEGA1UEAxMqR2xvYmFsU2lnbiBQZXJzb25hbFNpZ24gMiBDQSAtIFNIQTI1NiAtIEcz AgwTv2xmtR4KOmK4QvMwDQYJYIZIAWUDBAIBBQCggdQwLwYJKoZIhvcNAQkEMSIEIB7mv0SNs5U2 fYHaAaaSQozTwtIgN3qzgvUu558A/Vw5MBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZI hvcNAQkFMQ8XDTIwMTAxMTIwMzYzNFowaQYJKoZIhvcNAQkPMVwwWjALBglghkgBZQMEASowCwYJ YIZIAWUDBAEWMAsGCWCGSAFlAwQBAjAKBggqhkiG9w0DBzALBgkqhkiG9w0BAQowCwYJKoZIhvcN AQEHMAsGCWCGSAFlAwQCATANBgkqhkiG9w0BAQEFAASCAQCL8G53lAQ5+iQ+hxVOqL7H0uFO82Dt QuKMVRpfE9CbTMqFgfWQKhyt67y9s6Eb01eHLWNj0hZyQ4YrL9ErsGux35k7fRd+QgLztytvReKg k7+NVJKuw1RH0jOMA+jfgW2r+cCxHP5qCUkPYykHdBZ8mJfZQklOtp9rDs7zToly6fprSxjc4/DH +2vii+P26cC7m7aGZejprdssu+ixXU4Fh/TwHGU6YXzQXMzZM9sqL1JOgiKNXwEgul16olk0xaNR F5aQwsqTdQldf41zf9j5CKxgL6LpwEvG3qPedeRHcuoaHSKEtuPOzR+2XfuDpAr5dK8fUVpt9CBW lVimmoTj --00000000000037fa5705b16b23bb-- --===============2631565847143570545== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/ --===============2631565847143570545==--