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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 61488C27C6E for ; Fri, 14 Jun 2024 12:28:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:CC:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=9V6qYg/YlZ2pJ9YN8nCGTUxZ094B0kiPuyc8j4RmAYQ=; b=wuvPvSaL6cTeat9kEQXr+8MvQo uVt/80fJDSyUzBgu1si21wIhglGxSUM5S8E2A0eajTTEQqzp/ACam/zSdODlmT9nop9Ur7H1bPvrd gtm9cDBBM0kqoGe+V/cQH6Z6CKNUsUsesI5Y3FsBJ4bkuioBd/ptxSbk9iHMZP2nn55FoVPhkwMqB SfSRugbQ9nqdzENFgTC6eMNW/927vhHzaCxJb+Ezt5bZHHiu9I+zg4yfrgEBMoxYEBDmoR94E2G5W ZeGB/OA/uU4GshVT1eI+iInneEXZ2n1XBPxIg/FnlrVCoeGcr2BDDp0dnPgkAxufUksN/xTQYhhre lPclzCFQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1sI62x-00000002k8D-3Yfb; Fri, 14 Jun 2024 12:28:47 +0000 Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1sI62s-00000002k63-1pN3 for linux-mtd@lists.infradead.org; Fri, 14 Jun 2024 12:28:44 +0000 Received: from mail.maildlp.com (unknown [172.19.163.174]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4W0z6r2r1bzdZVX; Fri, 14 Jun 2024 20:27:00 +0800 (CST) Received: from kwepemm000013.china.huawei.com (unknown [7.193.23.81]) by mail.maildlp.com (Postfix) with ESMTPS id B26EF14059F; Fri, 14 Jun 2024 20:28:28 +0800 (CST) Received: from [10.174.178.46] (10.174.178.46) by kwepemm000013.china.huawei.com (7.193.23.81) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Fri, 14 Jun 2024 20:28:28 +0800 Subject: Re: Lots of fastmap writes To: Rickard X Andersson , , CC: References: <95a9872f-77b2-e9a0-f5dc-a376964bc93e@huawei.com> From: Zhihao Cheng Message-ID: Date: Fri, 14 Jun 2024 20:28:27 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: X-Originating-IP: [10.174.178.46] X-ClientProxiedBy: dggems702-chm.china.huawei.com (10.3.19.179) To kwepemm000013.china.huawei.com (7.193.23.81) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240614_052842_674769_E6D13D18 X-CRM114-Status: GOOD ( 12.68 ) 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-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org 5ZyoIDIwMjQvNi8xNCAxOTo0MiwgUmlja2FyZCBYIEFuZGVyc3NvbiDlhpnpgZM6Cj4gT24gNi80 LzI0IDAzOjUyLCBaaGloYW8gQ2hlbmcgd3JvdGU6CgpbLi4uXQo+Pgo+PiBCVFcsIGFmdGVyIGFw cGx5aW5nIHRoZSBwYXRjaGVzLCB0aGUga2VybmVsIHNob3VsZCBydW4gb24gYSBuZXcgZmxhc2gs IAo+PiB0aGUgaW1wcm92ZWQgd2Vhci1sZXZlbGluZyBhbGdvcml0aG0gY2Fubm90IHJlc2N1ZSB0 aGUgd29ybiBvdXQgaW1hZ2UuCj4+Cj4gCj4gVGhhbmtzIGZvciB0aGUgcGF0Y2hlcyEKPiAKPiBJ IGhhdmUgYmFja3BvcnRlZCB0aGUgcGF0Y2hlcyB0byBMaW51eCBrZXJuZWwgNi4xLiBEbyB5b3Ug dGhpbmsgdGhlIAo+IHBhdGNoZXMgYXJlIHNhZmUgdG8gYXBwbHkgdG8gTGludXgga2VybmVsIDYu MT8KClllcywgaXQncyBva2F5LiBJIGhhdmUgYmFja3BvcnRlZCB0aGUgcGF0Y2hlcyB0byBvdXIg cHJvZHVjdChrZXJuZWwgCnY1LjEwKSBhbmQgaXQgd29ya3MgZmluZS4KPiAKPiBBbm90aGVyIHRo aW5nLCB3b3VsZCBpdCBub3QgYmUgcG9zc2libGUgdG8gcmVzY3VlIHRoYXQgcGFydGljdWxhciB3 b3JuIAo+IG91dCBkZXZpY2UgYnkgc2ltcGx5IHR1cm5pbmcgZmFzdG1hcCBvZmYgb24gdGhhdCBk ZXZpY2U/Cj4gCgpDYW4gSSByZWdhcmQgdGhlIHJlc2N1aW5nIGFzIG1ha2luZyBlcmFzZSBjb3Vu dGVycyBiZWNvbWUgbm9ybWFsIAphZ2FpbihtYXggLSBtaW4gPD0gVUJJX1dMX1RIUkVTSE9MRCk/ IElmIHNvLCBJJ20gYWZyYWlkIHRoYXQgbm90IGFsbCAKUEVCcyBjYW4gYmUgcmVzY3VlZCwgYWNj b3JkaW5nIHRvIGdldF9wZWJfZm9yX3dsKCkuCkZvciBleGFtcGxlOiBQQiwgUEMgY2Fubm90IGJl IHJlc2N1ZWQsIHVubGVzcyBQQSBpcyB0YWtlbiBmb3Igd3JpdGluZyAKYW5kIHRoZW4gd2wgaXMg anVzdCByaWdodCBzY2hlZHVsZWQuCgp1YmktPmZyZWUgdHJlZToKICAgICAgMjk2MDAoUEIpCjEo UEEpICAgICAgICAyOTYwMChQQykKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fXwpMaW51eCBNVEQgZGlzY3Vzc2lvbiBtYWlsaW5nIGxpc3QKaHR0 cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1tdGQvCg==