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=-2.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_2 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 14626C10DCE for ; Tue, 24 Mar 2020 22:06:45 +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 D3CC82078A for ; Tue, 24 Mar 2020 22:06:44 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="timdnWA+" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D3CC82078A Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bootlin.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=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Subject:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=UlHMO0i7zFTLUrziAELYPdzRma7V9JKIn3zoqkxgD6M=; b=timdnWA+kB8j/h boaC9tTqWKb8WVjpUuVwVQPcTtZyKkwGqhQHBOiQn/IIx9yk+Vn3HcgN2f5d0JecniPak6L2Dydq+ tJah4W02JQlx2dWziFYmlcyyZTxv1IAuca7ykhJWmX+tBf1/WK38hkXrK+0p5TGryzMImBSkwAWv+ x1CZf/rb1JV3/qRCXi/iOpUiADYj83cn1dANMQz08c5TF7gB0qSLGY0zcAgVYOucj3rbyVZ1iiqUR VkOG5Mr0nEkHf1i+CKfjtn2K2iazvCKyqnN88XJyGBnpY9onIuuehp+X4WKrP1S+c3h1mIlNeZ4AF 71j5QulVc2OzDTKYLKaQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGrgz-0006vn-FB; Tue, 24 Mar 2020 22:06:37 +0000 Received: from relay9-d.mail.gandi.net ([217.70.183.199]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1jGrgm-0006iD-Mv for linux-mtd@lists.infradead.org; Tue, 24 Mar 2020 22:06:26 +0000 X-Originating-IP: 91.224.148.103 Received: from xps13 (unknown [91.224.148.103]) (Authenticated sender: miquel.raynal@bootlin.com) by relay9-d.mail.gandi.net (Postfix) with ESMTPSA id 0B774FF802; Tue, 24 Mar 2020 22:06:21 +0000 (UTC) Date: Tue, 24 Mar 2020 23:06:20 +0100 From: Miquel Raynal To: Xiaoming Ni Subject: Re: [PATCH] mtd:Fix issue where write_cached_data() fails but write() still returns success Message-ID: <20200324230620.174db1a7@xps13> In-Reply-To: <1584674111-101462-1-git-send-email-nixiaoming@huawei.com> References: <1584674111-101462-1-git-send-email-nixiaoming@huawei.com> Organization: Bootlin X-Mailer: Claws Mail 3.17.4 (GTK+ 2.24.32; x86_64-pc-linux-gnu) MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200324_150624_928630_D2361FB0 X-CRM114-Status: UNSURE ( 7.22 ) X-CRM114-Notice: Please train this message. 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: zhangweimin12@huawei.com, vigneshr@ti.com, richard@nod.at, wangle6@huawei.com, linux-kernel@vger.kernel.org, linux-mtd@lists.infradead.org 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 SGkgWGlhb21pbmcsCgpYaWFvbWluZyBOaSA8bml4aWFvbWluZ0BodWF3ZWkuY29tPiB3cm90ZSBv biBGcmksIDIwIE1hciAyMDIwIDExOjE1OjExCiswODAwOgoKPiBtdGRibG9ja19mbHVzaCgpCj4g CS0tPndyaXRlX2NhY2hlZF9kYXRhKCkKPiAJCS0tLT5lcmFzZV93cml0ZSgpICAKPiAJCSAgICAg bXRkYmxvY2s6IGVyYXNlIG9mIHJlZ2lvbiBbMHg0MDAwMCwgMHgyMDAwMF0gb24gInh4eCIgZmFp bGVkCj4gCj4gQmVjYXVzZSBtdGRibG9ja19mbHVzaCgpIGFsd2F5cyByZXR1cm5zIDAsCj4gZXZl biBpZiB3cml0ZV9jYWNoZWRfZGF0YSgpIGZhaWxzIGFuZCBkYXRhIGlzIG5vdCB3cml0dGVuIHRv IHRoZSBkZXZpY2UsCj4gc3lzY2FsbF93cml0ZSgpIHN0aWxsIHJldHVybnMgc3VjY2VzcwoKSSBy ZXdvcmRlZCBhIGJpdCB0aGUgY29tbWl0IGxvZyBhbmQgYWxzbyBhZGRlZCBhICcgJyBhZnRlciAn bXRkOicgaW4KdGhlIHRpdGxlIHdoZW4gYXBwbHlpbmcuCgpUaGFua3MsCk1pcXXDqGwKCl9fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpMaW51eCBN VEQgZGlzY3Vzc2lvbiBtYWlsaW5nIGxpc3QKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFp bG1hbi9saXN0aW5mby9saW51eC1tdGQvCg==