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,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 8F0ADC432BE for ; Thu, 29 Jul 2021 11:18:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7602660F02 for ; Thu, 29 Jul 2021 11:18:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236701AbhG2LSM (ORCPT ); Thu, 29 Jul 2021 07:18:12 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42858 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236244AbhG2LSL (ORCPT ); Thu, 29 Jul 2021 07:18:11 -0400 Received: from mail-ej1-x62c.google.com (mail-ej1-x62c.google.com [IPv6:2a00:1450:4864:20::62c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3393CC0613C1 for ; Thu, 29 Jul 2021 04:18:07 -0700 (PDT) Received: by mail-ej1-x62c.google.com with SMTP id hs10so1401402ejc.0 for ; Thu, 29 Jul 2021 04:18:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vanguardiasur-com-ar.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=65ZwwJqLgs4c9HtCALozYsS5NsihCPZf/ynWKHwUyR8=; b=KzMZFRO6hmvgYKId5o3d7SOQb8EMTg17Lt7c87ajkq3mxdsrAnZuzjd78zV0hB5Ak3 RuFRi/DPGHSeLWQzsrOq8Zd1HeQ2O8CeHk0XTbJtxEGCyWC7asw5mHDbHXgFdTiXRE8N XGJ29IMNwRmw0twXFXZkQcrCvoXJLz/XngDGdADdW7jHpe+J/6pruVphVa6LRvJHmewK /hLCmSB0eIdXXBmW5mIucvOw2q31pAjUa8YFBq2I3h02fldHSdy2aqyUcFe2mihrB1eG TDt65ZvGSiD1eIJ7QY4RhbmAuF26F2phzx/LqqecLEDMpBbsu5/2f6HBamAYpIiIctO0 VfGg== 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:content-transfer-encoding; bh=65ZwwJqLgs4c9HtCALozYsS5NsihCPZf/ynWKHwUyR8=; b=YrnGyxVFVLq1uchtfH6mAZ9E5F+1ZXxk/kAvDliVwTWG56Sr8GH/sr9kOoGjuo/ZYw Lmi0O+UFFG8EMvoWwBv2S0C5mC+gupMmIVZbbJCclqyb9CSgMhwfsMlleA4a9PdtSjvr frBFQnWHQz+OvjuJKACQHJ9d7fXI6wnI6tqQTv6AsVm7SqLkEmcFbuA1byQ+NzZ1B6Bx OPiVCcLAjFcm+ZbpsIR0u969dYVlmayVzfVaYcAXkKdUffTvyuw9WSvUgifWdAqUbYiU sZRmpBzYxMAhw0JrH4P3aKRpj9HsVygU9GGadpu/8Gokh+Nbpn3SQaqOs51V4SoXJw+e e4Zg== X-Gm-Message-State: AOAM5309/1z7DU4CaLYjW+AyZs+SKM/ITwyu21S6/IFHzJUL1Jsj6ffw hHKDppa3NB7o6mQlsTSOfOWeYSSePpUojR3qRxMZlA== X-Google-Smtp-Source: ABdhPJySfQ1NPMpN+/lsPjW164mn0r8d3REf4kf9pWPQ8yyRotEZCYiRLEJVSRNfO8LG3+VSGEByagnqdZ8GMYanqTw= X-Received: by 2002:a17:906:4fd6:: with SMTP id i22mr4214483ejw.92.1627557485657; Thu, 29 Jul 2021 04:18:05 -0700 (PDT) MIME-Version: 1.0 References: <568938486.33366.1626452816917.JavaMail.zimbra@nod.at> <1458549943.44607.1626686894648.JavaMail.zimbra@nod.at> <1556211076.48404.1626763215205.JavaMail.zimbra@nod.at> <2132615832.4458.1626900868118.JavaMail.zimbra@nod.at> In-Reply-To: From: Ezequiel Garcia Date: Thu, 29 Jul 2021 08:17:53 -0300 Message-ID: Subject: Re: MTD: How to get actual image size from MTD partition To: Richard Weinberger Cc: Pintu Agarwal , Richard Weinberger , Kernelnewbies , Greg KH , linux-kernel , linux-mtd , Sean Nyekjaer , linux-fsdevel , Phillip Lougher Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Richard, On Tue, 27 Jul 2021 at 18:16, Richard Weinberger wrote: > > On Thu, Jul 22, 2021 at 1:11 PM Pintu Agarwal wrot= e: > > > > On Thu, 22 Jul 2021 at 02:24, Richard Weinberger wrote= : > > > > > > ----- Urspr=C3=BCngliche Mail ----- > > > >> But let me advertise ubiblock a second time. > > > > Sorry, I could not understand about the ubiblock request. Is it > > > > possible to elaborate little more ? > > > > We are already using squashfs on top of our UBI volumes (including > > > > rootfs mounting). > > > > This is the kernel command line we pass: > > > > rootfstype=3Dsquashfs root=3D/dev/mtdblock44 ubi.mtd=3D40,0,30 > > > > And CONFIG_MTD_UBI_BLOCK=3Dy is already enabled in our kernel. > > > > Do we need to do something different for ubiblock ? > > > > > > From that command line I understand that you are *not* using squashfs= on top of UBI. > > > You use mtdblock. ubiblock is a mechanism to turn an UBI volume into = a read-only > > > block device. > > > See: http://www.linux-mtd.infradead.org/doc/ubi.html#L_ubiblock > > > [snip] Ouch, so surprised that after all these years someone is doing squashfs/mtd= block instead of using ubiblock :-) Can we patch either Kconfig or add some warn_once on mtdblock usage, suggesting to use ubiblock instead? I remember there was still some use case(s) for mtdblock but I can't rememb= er now what was it, perhaps we should document the expectations? (Is that for JFFS2 to mount?) Thanks, Ezequiel 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=-4.5 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 838BFC4338F for ; Thu, 29 Jul 2021 11:19:18 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 3D7C860F00 for ; Thu, 29 Jul 2021 11:19:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 3D7C860F00 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=vanguardiasur.com.ar Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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:Cc:To:Subject:Message-ID:Date:From: In-Reply-To:References:MIME-Version:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=+QyzkPYhQGWgELOc/zeuagLS4qW3oluRVVYEkSxj5FM=; b=oHk2TCKYD5H6A9 5OO5OHRX7ytUsGQt0Tc6oMkCoMwzFlISKjJOOmwPK677y4sf2jgn8ZLU7yxF5SWHoeruJr9Iujd58 kE30YXto3y7zFhzL34t68NM20m1vxLS7Z9bHjNprXCJfbMaDKytJ4y9NB/UjhUDqHi3MyzN6pkEcM Fsd6cVQEzZppjL7xsyNkA7qk2qRNVEmJmNj2/SToNORDBSKXwQ+OCoyFf4Ohw9OKdSJLQJTZ9BOLy RZEngi19yiypT6H+L2xU/zRAphH6S7xstlqGaTxrfhPa6XmyTAQ2vdMoSjyvXZ1jSdhz+wESke7Iy ARibKwG2rqC9YZOYAazg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1m943J-003y3f-Gc; Thu, 29 Jul 2021 11:18:13 +0000 Received: from mail-ej1-x630.google.com ([2a00:1450:4864:20::630]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1m943E-003y39-7t for linux-mtd@lists.infradead.org; Thu, 29 Jul 2021 11:18:09 +0000 Received: by mail-ej1-x630.google.com with SMTP id gs8so10002107ejc.13 for ; Thu, 29 Jul 2021 04:18:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vanguardiasur-com-ar.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=65ZwwJqLgs4c9HtCALozYsS5NsihCPZf/ynWKHwUyR8=; b=KzMZFRO6hmvgYKId5o3d7SOQb8EMTg17Lt7c87ajkq3mxdsrAnZuzjd78zV0hB5Ak3 RuFRi/DPGHSeLWQzsrOq8Zd1HeQ2O8CeHk0XTbJtxEGCyWC7asw5mHDbHXgFdTiXRE8N XGJ29IMNwRmw0twXFXZkQcrCvoXJLz/XngDGdADdW7jHpe+J/6pruVphVa6LRvJHmewK /hLCmSB0eIdXXBmW5mIucvOw2q31pAjUa8YFBq2I3h02fldHSdy2aqyUcFe2mihrB1eG TDt65ZvGSiD1eIJ7QY4RhbmAuF26F2phzx/LqqecLEDMpBbsu5/2f6HBamAYpIiIctO0 VfGg== 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:content-transfer-encoding; bh=65ZwwJqLgs4c9HtCALozYsS5NsihCPZf/ynWKHwUyR8=; b=WsYIP/0W2dBLM3grFXkvbNd9i0/EMjCAstJwDPLZekVJOJgva7IIwenKMuU9wDBfuz lR2Tb5311BNue2JzEvfWt355D2a/J8jXPFwV77lN73Dd1N9mDDRxcs4NsWuxC02aBEW+ YBZuoWJndUNzMXGcJ52gQSCsGjlIkP9598vl8ic7w73HMovVOXiSDl5YBYDTvur65pVP kz/pt51ulZy+2BQ//C8fVam0nOKdh3lUYd8wcUx+4jISEA2ufdZq6iLpVfBbZ56HOJKL ngM10Ybu7d3XCxPVjekBXCbljW42ejhcKKYiFf8Nlt1Sm1sen2WylOWayio7Y53exero HudQ== X-Gm-Message-State: AOAM532VgJDmFfeISF7D/qaXpftWc02eqnI+6e906t2ECDL7gXlPPKAz c8e/oPf6OE606lK+sEP2v6F2xJIvUt5dC31JJKslHA== X-Google-Smtp-Source: ABdhPJySfQ1NPMpN+/lsPjW164mn0r8d3REf4kf9pWPQ8yyRotEZCYiRLEJVSRNfO8LG3+VSGEByagnqdZ8GMYanqTw= X-Received: by 2002:a17:906:4fd6:: with SMTP id i22mr4214483ejw.92.1627557485657; Thu, 29 Jul 2021 04:18:05 -0700 (PDT) MIME-Version: 1.0 References: <568938486.33366.1626452816917.JavaMail.zimbra@nod.at> <1458549943.44607.1626686894648.JavaMail.zimbra@nod.at> <1556211076.48404.1626763215205.JavaMail.zimbra@nod.at> <2132615832.4458.1626900868118.JavaMail.zimbra@nod.at> In-Reply-To: From: Ezequiel Garcia Date: Thu, 29 Jul 2021 08:17:53 -0300 Message-ID: Subject: Re: MTD: How to get actual image size from MTD partition To: Richard Weinberger Cc: Pintu Agarwal , Richard Weinberger , Kernelnewbies , Greg KH , linux-kernel , linux-mtd , Sean Nyekjaer , linux-fsdevel , Phillip Lougher X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210729_041808_443750_D71ABA17 X-CRM114-Status: GOOD ( 22.41 ) 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="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org SGkgUmljaGFyZCwKCk9uIFR1ZSwgMjcgSnVsIDIwMjEgYXQgMTg6MTYsIFJpY2hhcmQgV2VpbmJl cmdlcgo8cmljaGFyZC53ZWluYmVyZ2VyQGdtYWlsLmNvbT4gd3JvdGU6Cj4KPiBPbiBUaHUsIEp1 bCAyMiwgMjAyMSBhdCAxOjExIFBNIFBpbnR1IEFnYXJ3YWwgPHBpbnR1LnBpbmdAZ21haWwuY29t PiB3cm90ZToKPiA+Cj4gPiBPbiBUaHUsIDIyIEp1bCAyMDIxIGF0IDAyOjI0LCBSaWNoYXJkIFdl aW5iZXJnZXIgPHJpY2hhcmRAbm9kLmF0PiB3cm90ZToKPiA+ID4KPiA+ID4gLS0tLS0gVXJzcHLD vG5nbGljaGUgTWFpbCAtLS0tLQo+ID4gPiA+PiBCdXQgbGV0IG1lIGFkdmVydGlzZSB1YmlibG9j ayBhIHNlY29uZCB0aW1lLgo+ID4gPiA+IFNvcnJ5LCBJIGNvdWxkIG5vdCB1bmRlcnN0YW5kIGFi b3V0IHRoZSB1YmlibG9jayByZXF1ZXN0LiBJcyBpdAo+ID4gPiA+IHBvc3NpYmxlIHRvIGVsYWJv cmF0ZSBsaXR0bGUgbW9yZSA/Cj4gPiA+ID4gV2UgYXJlIGFscmVhZHkgdXNpbmcgc3F1YXNoZnMg b24gdG9wIG9mIG91ciBVQkkgdm9sdW1lcyAoaW5jbHVkaW5nCj4gPiA+ID4gcm9vdGZzIG1vdW50 aW5nKS4KPiA+ID4gPiBUaGlzIGlzIHRoZSBrZXJuZWwgY29tbWFuZCBsaW5lIHdlIHBhc3M6Cj4g PiA+ID4gcm9vdGZzdHlwZT1zcXVhc2hmcyByb290PS9kZXYvbXRkYmxvY2s0NCB1YmkubXRkPTQw LDAsMzAKPiA+ID4gPiBBbmQgQ09ORklHX01URF9VQklfQkxPQ0s9eSBpcyBhbHJlYWR5IGVuYWJs ZWQgaW4gb3VyIGtlcm5lbC4KPiA+ID4gPiBEbyB3ZSBuZWVkIHRvIGRvIHNvbWV0aGluZyBkaWZm ZXJlbnQgZm9yIHViaWJsb2NrID8KPiA+ID4KPiA+ID4gRnJvbSB0aGF0IGNvbW1hbmQgbGluZSBJ IHVuZGVyc3RhbmQgdGhhdCB5b3UgYXJlICpub3QqIHVzaW5nIHNxdWFzaGZzIG9uIHRvcCBvZiBV QkkuCj4gPiA+IFlvdSB1c2UgbXRkYmxvY2suIHViaWJsb2NrIGlzIGEgbWVjaGFuaXNtIHRvIHR1 cm4gYW4gVUJJIHZvbHVtZSBpbnRvIGEgcmVhZC1vbmx5Cj4gPiA+IGJsb2NrIGRldmljZS4KPiA+ ID4gU2VlOiBodHRwOi8vd3d3LmxpbnV4LW10ZC5pbmZyYWRlYWQub3JnL2RvYy91YmkuaHRtbCNM X3ViaWJsb2NrCj4gPiA+CltzbmlwXQoKT3VjaCwgc28gc3VycHJpc2VkIHRoYXQgYWZ0ZXIgYWxs IHRoZXNlIHllYXJzIHNvbWVvbmUgaXMgZG9pbmcgc3F1YXNoZnMvbXRkYmxvY2sKaW5zdGVhZCBv ZiB1c2luZyB1YmlibG9jayA6LSkKCkNhbiB3ZSBwYXRjaCBlaXRoZXIgS2NvbmZpZyBvciBhZGQg c29tZSB3YXJuX29uY2Ugb24gbXRkYmxvY2sKdXNhZ2UsIHN1Z2dlc3RpbmcgdG8gdXNlIHViaWJs b2NrIGluc3RlYWQ/CgpJIHJlbWVtYmVyIHRoZXJlIHdhcyBzdGlsbCBzb21lIHVzZSBjYXNlKHMp IGZvciBtdGRibG9jayBidXQgSSBjYW4ndCByZW1lbWJlcgpub3cgd2hhdCB3YXMgaXQsIHBlcmhh cHMgd2Ugc2hvdWxkIGRvY3VtZW50IHRoZSBleHBlY3RhdGlvbnM/CihJcyB0aGF0IGZvciBKRkZT MiB0byBtb3VudD8pCgpUaGFua3MsCkV6ZXF1aWVsCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX18KTGludXggTVREIGRpc2N1c3Npb24gbWFpbGlu ZyBsaXN0Cmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgt bXRkLwo= 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=-3.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,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 E1E5FC4338F for ; Sat, 31 Jul 2021 19:34:49 +0000 (UTC) Received: from shelob.surriel.com (shelob.surriel.com [96.67.55.147]) (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 79D4D60EFD for ; Sat, 31 Jul 2021 19:34:49 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 79D4D60EFD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=vanguardiasur.com.ar Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernelnewbies.org Received: from localhost ([::1] helo=shelob.surriel.com) by shelob.surriel.com with esmtp (Exim 4.94.2) (envelope-from ) id 1m9uO9-0004gF-VG; Sat, 31 Jul 2021 15:11:13 -0400 Received: from mail-ej1-x631.google.com ([2a00:1450:4864:20::631]) by shelob.surriel.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1m943F-0000Qz-HK for kernelnewbies@kernelnewbies.org; Thu, 29 Jul 2021 07:18:09 -0400 Received: by mail-ej1-x631.google.com with SMTP id nb11so10095885ejc.4 for ; Thu, 29 Jul 2021 04:18:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=vanguardiasur-com-ar.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc:content-transfer-encoding; bh=65ZwwJqLgs4c9HtCALozYsS5NsihCPZf/ynWKHwUyR8=; b=KzMZFRO6hmvgYKId5o3d7SOQb8EMTg17Lt7c87ajkq3mxdsrAnZuzjd78zV0hB5Ak3 RuFRi/DPGHSeLWQzsrOq8Zd1HeQ2O8CeHk0XTbJtxEGCyWC7asw5mHDbHXgFdTiXRE8N XGJ29IMNwRmw0twXFXZkQcrCvoXJLz/XngDGdADdW7jHpe+J/6pruVphVa6LRvJHmewK /hLCmSB0eIdXXBmW5mIucvOw2q31pAjUa8YFBq2I3h02fldHSdy2aqyUcFe2mihrB1eG TDt65ZvGSiD1eIJ7QY4RhbmAuF26F2phzx/LqqecLEDMpBbsu5/2f6HBamAYpIiIctO0 VfGg== 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:content-transfer-encoding; bh=65ZwwJqLgs4c9HtCALozYsS5NsihCPZf/ynWKHwUyR8=; b=RaQTD+ZOQ25J3o5YcBSbcQ+LZdT07kJ2jI3hdhsZnU001lJ7OMKC4SHnxv6j78N2SR zJtxjwcqi9SabUnicgqEq8udiZY0+0gHV6HPn/GmeLJz2+GoBeV+5A4SWVfaKp1OU1bH VdKxXaEQ+04tdw9sLHaLSLxk8FGLI8ihy4SWP9dqqpjq/BXOShXnhEK/CZVmojr0xiwT mDWYXwRcnhcj9LVlyRJTEMdkXAPXoXFdJhOQwZY5jMuj8oYx8hXwoXGWCPvmXD+cOJwh 8GQxPzLT3bvC+8265PZ4HGBXFS/l50UkACuXbqtz39k1dX6iiN6XCcDEkkauanznHYI2 izIg== X-Gm-Message-State: AOAM5309FGaLTF7B0FlVoCq8hI0/50EWcUAWmIChVWFGgpLF+dfevP0X MAbHB7ZPmhmdc5QDzdI/iPxuPfjhVOottjDiaUFf0A== X-Google-Smtp-Source: ABdhPJySfQ1NPMpN+/lsPjW164mn0r8d3REf4kf9pWPQ8yyRotEZCYiRLEJVSRNfO8LG3+VSGEByagnqdZ8GMYanqTw= X-Received: by 2002:a17:906:4fd6:: with SMTP id i22mr4214483ejw.92.1627557485657; Thu, 29 Jul 2021 04:18:05 -0700 (PDT) MIME-Version: 1.0 References: <568938486.33366.1626452816917.JavaMail.zimbra@nod.at> <1458549943.44607.1626686894648.JavaMail.zimbra@nod.at> <1556211076.48404.1626763215205.JavaMail.zimbra@nod.at> <2132615832.4458.1626900868118.JavaMail.zimbra@nod.at> In-Reply-To: From: Ezequiel Garcia Date: Thu, 29 Jul 2021 08:17:53 -0300 Message-ID: Subject: Re: MTD: How to get actual image size from MTD partition To: Richard Weinberger X-Mailman-Approved-At: Sat, 31 Jul 2021 15:11:12 -0400 Cc: Pintu Agarwal , Kernelnewbies , Richard Weinberger , Sean Nyekjaer , linux-kernel , linux-mtd , Greg KH , linux-fsdevel , Phillip Lougher X-BeenThere: kernelnewbies@kernelnewbies.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Learn about the Linux kernel List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: kernelnewbies-bounces@kernelnewbies.org SGkgUmljaGFyZCwKCk9uIFR1ZSwgMjcgSnVsIDIwMjEgYXQgMTg6MTYsIFJpY2hhcmQgV2VpbmJl cmdlcgo8cmljaGFyZC53ZWluYmVyZ2VyQGdtYWlsLmNvbT4gd3JvdGU6Cj4KPiBPbiBUaHUsIEp1 bCAyMiwgMjAyMSBhdCAxOjExIFBNIFBpbnR1IEFnYXJ3YWwgPHBpbnR1LnBpbmdAZ21haWwuY29t PiB3cm90ZToKPiA+Cj4gPiBPbiBUaHUsIDIyIEp1bCAyMDIxIGF0IDAyOjI0LCBSaWNoYXJkIFdl aW5iZXJnZXIgPHJpY2hhcmRAbm9kLmF0PiB3cm90ZToKPiA+ID4KPiA+ID4gLS0tLS0gVXJzcHLD vG5nbGljaGUgTWFpbCAtLS0tLQo+ID4gPiA+PiBCdXQgbGV0IG1lIGFkdmVydGlzZSB1YmlibG9j ayBhIHNlY29uZCB0aW1lLgo+ID4gPiA+IFNvcnJ5LCBJIGNvdWxkIG5vdCB1bmRlcnN0YW5kIGFi b3V0IHRoZSB1YmlibG9jayByZXF1ZXN0LiBJcyBpdAo+ID4gPiA+IHBvc3NpYmxlIHRvIGVsYWJv cmF0ZSBsaXR0bGUgbW9yZSA/Cj4gPiA+ID4gV2UgYXJlIGFscmVhZHkgdXNpbmcgc3F1YXNoZnMg b24gdG9wIG9mIG91ciBVQkkgdm9sdW1lcyAoaW5jbHVkaW5nCj4gPiA+ID4gcm9vdGZzIG1vdW50 aW5nKS4KPiA+ID4gPiBUaGlzIGlzIHRoZSBrZXJuZWwgY29tbWFuZCBsaW5lIHdlIHBhc3M6Cj4g PiA+ID4gcm9vdGZzdHlwZT1zcXVhc2hmcyByb290PS9kZXYvbXRkYmxvY2s0NCB1YmkubXRkPTQw LDAsMzAKPiA+ID4gPiBBbmQgQ09ORklHX01URF9VQklfQkxPQ0s9eSBpcyBhbHJlYWR5IGVuYWJs ZWQgaW4gb3VyIGtlcm5lbC4KPiA+ID4gPiBEbyB3ZSBuZWVkIHRvIGRvIHNvbWV0aGluZyBkaWZm ZXJlbnQgZm9yIHViaWJsb2NrID8KPiA+ID4KPiA+ID4gRnJvbSB0aGF0IGNvbW1hbmQgbGluZSBJ IHVuZGVyc3RhbmQgdGhhdCB5b3UgYXJlICpub3QqIHVzaW5nIHNxdWFzaGZzIG9uIHRvcCBvZiBV QkkuCj4gPiA+IFlvdSB1c2UgbXRkYmxvY2suIHViaWJsb2NrIGlzIGEgbWVjaGFuaXNtIHRvIHR1 cm4gYW4gVUJJIHZvbHVtZSBpbnRvIGEgcmVhZC1vbmx5Cj4gPiA+IGJsb2NrIGRldmljZS4KPiA+ ID4gU2VlOiBodHRwOi8vd3d3LmxpbnV4LW10ZC5pbmZyYWRlYWQub3JnL2RvYy91YmkuaHRtbCNM X3ViaWJsb2NrCj4gPiA+CltzbmlwXQoKT3VjaCwgc28gc3VycHJpc2VkIHRoYXQgYWZ0ZXIgYWxs IHRoZXNlIHllYXJzIHNvbWVvbmUgaXMgZG9pbmcgc3F1YXNoZnMvbXRkYmxvY2sKaW5zdGVhZCBv ZiB1c2luZyB1YmlibG9jayA6LSkKCkNhbiB3ZSBwYXRjaCBlaXRoZXIgS2NvbmZpZyBvciBhZGQg c29tZSB3YXJuX29uY2Ugb24gbXRkYmxvY2sKdXNhZ2UsIHN1Z2dlc3RpbmcgdG8gdXNlIHViaWJs b2NrIGluc3RlYWQ/CgpJIHJlbWVtYmVyIHRoZXJlIHdhcyBzdGlsbCBzb21lIHVzZSBjYXNlKHMp IGZvciBtdGRibG9jayBidXQgSSBjYW4ndCByZW1lbWJlcgpub3cgd2hhdCB3YXMgaXQsIHBlcmhh cHMgd2Ugc2hvdWxkIGRvY3VtZW50IHRoZSBleHBlY3RhdGlvbnM/CihJcyB0aGF0IGZvciBKRkZT MiB0byBtb3VudD8pCgpUaGFua3MsCkV6ZXF1aWVsCgpfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpLZXJuZWxuZXdiaWVzIG1haWxpbmcgbGlzdApLZXJuZWxu ZXdiaWVzQGtlcm5lbG5ld2JpZXMub3JnCmh0dHBzOi8vbGlzdHMua2VybmVsbmV3Ymllcy5vcmcv bWFpbG1hbi9saXN0aW5mby9rZXJuZWxuZXdiaWVzCg==