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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0981EC3A59D for ; Mon, 24 Oct 2022 08:12:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229945AbiJXIMf (ORCPT ); Mon, 24 Oct 2022 04:12:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36604 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229851AbiJXIMe (ORCPT ); Mon, 24 Oct 2022 04:12:34 -0400 Received: from esa6.hgst.iphmx.com (esa6.hgst.iphmx.com [216.71.154.45]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3F2AD3D596; Mon, 24 Oct 2022 01:12:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=wdc.com; i=@wdc.com; q=dns/txt; s=dkim.wdc.com; t=1666599153; x=1698135153; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-id:content-transfer-encoding: mime-version; bh=mnrUcCTlXFQOTBphbM7uzgjEgZvswdf1qz1O51iiFN0=; b=EQqzpxJHhOHsAG/D6oeHAQCseyJCs9fP8KXsZGUpOq+dQ+D251nnxCum vDKPMygcCHTcxGPCubSpJ3Q7V+afSaqqYTpK231n3ElOwUhEv+b3tt/VF 7EzvB/NKw/YyfGPcxG7NVaU6+bMFGB9SHv/PkoI9QXvCslObL5a4dT+8b pSvfwnnjQ932AfBBUPBY7RPPO7DOQXVcZyj/JxM80caQwdYOkHoxQK2nz 8+fBLBb7bM/0IA+AkBqP3iySBiblYR+KB9lcdfZfP3PV9OLfHRd2Bf0Hl RxXWqdrzon4n7J+VBLBz+M3u2tssNpCKMfZ6wAMqPMPRwuNvbGW1GCHsb g==; X-IronPort-AV: E=Sophos;i="5.95,207,1661788800"; d="scan'208";a="214951588" Received: from mail-dm6nam10lp2108.outbound.protection.outlook.com (HELO NAM10-DM6-obe.outbound.protection.outlook.com) ([104.47.58.108]) by ob1.hgst.iphmx.com with ESMTP; 24 Oct 2022 16:12:31 +0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=L/vi7f8E/9NVSyufo1QeKoj+gkeVBuDDimsQRyta4eAPdT011ZygsXAehmyGzKNUw7Usq5pLkImX5u22TroeCVmcEAQ12h1khgSixmFUL8W4m7EAK606dIjF99Ar7YGpM5tA3gZD/S7z2Hv039QLH1KA243g/pqNEmDnwydmCKqwOCvpGTzjQEwVdMD1wd8oOhUZ63y1uOdGscd3d6x0qMRy+ilMl3wwmnRDun+QkFKkM6zk46rDzNJ0Azm6ptT0hjMGMQRB6tS+Ep9Os6PmziYZoFpFjvsxCz/YnqBn0wVTM/K+YYJYD61ANI3Hs6KCcZloklfIW0595/oET/kiHA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=mnrUcCTlXFQOTBphbM7uzgjEgZvswdf1qz1O51iiFN0=; b=SeJ3V3UlKqc+p/JroHc0aXcexSiVKNhfYs3MlXXQNgoOrCTEwvcvfQzS6k5K8o5tK8O3p92IMPhNrNSRBKAArx4/rzHgx1qa91/OJgoX+PgCjNIQxJz98Q5cfJJKSdelBGrYc7BKlM/hy4Ta/Pq58WYlw00HLvQbivzD9usWI69Hty8oJBsGQA3iAMDWXOprXeX5XcFprX06NjJ+A0CPOtDi6JJDyzEJ5akXEqWPdMNVjE6y0+cENn6qQ1WU4o74v+ek9B52BkTIkQZTJqwm+2MMReG2uECX/ySGEcjoEdHyZZH4mvAh7Hbao0U2xA/WjvpsXIEBZr+bAzdl6yOMog== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=wdc.com; dmarc=pass action=none header.from=wdc.com; dkim=pass header.d=wdc.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sharedspace.onmicrosoft.com; s=selector2-sharedspace-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=mnrUcCTlXFQOTBphbM7uzgjEgZvswdf1qz1O51iiFN0=; b=Jmaa/muP0HuG4nPDGVMKZnbhXsNx9ZCx2ZitVgZl5I74d2+NBQRKPXppPvUZEXJUhBF8kysxIvrUUZUP+/mhhHGYel4Omc5t8TPS2xT68CVOgWI9jLKU6xq22csBsW9PXwFdiceHOdZlI3aqsHX/asvTPysHZLbZqmqbSIBE4ZI= Received: from PH0PR04MB7416.namprd04.prod.outlook.com (2603:10b6:510:12::17) by CH2PR04MB7080.namprd04.prod.outlook.com (2603:10b6:610:9f::21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5746.23; Mon, 24 Oct 2022 08:12:29 +0000 Received: from PH0PR04MB7416.namprd04.prod.outlook.com ([fe80::88ea:acd8:d928:b496]) by PH0PR04MB7416.namprd04.prod.outlook.com ([fe80::88ea:acd8:d928:b496%5]) with mapi id 15.20.5723.038; Mon, 24 Oct 2022 08:12:29 +0000 From: Johannes Thumshirn To: Christoph Hellwig , Chris Mason , Josef Bacik , David Sterba CC: Damien Le Moal , Naohiro Aota , Qu Wenruo , Jens Axboe , "Darrick J. Wong" , "linux-block@vger.kernel.org" , "linux-btrfs@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" Subject: Re: consolidate btrfs checksumming, repair and bio splitting Thread-Topic: consolidate btrfs checksumming, repair and bio splitting Thread-Index: AQHYvdZkzfjbXHDoM0mHBIw1hzgYgK4dhQkA Date: Mon, 24 Oct 2022 08:12:29 +0000 Message-ID: <347dc0b3-0388-54ee-6dcb-0c1d0ca08d05@wdc.com> References: <20220901074216.1849941-1-hch@lst.de> In-Reply-To: <20220901074216.1849941-1-hch@lst.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.4.0 authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=wdc.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: PH0PR04MB7416:EE_|CH2PR04MB7080:EE_ x-ms-office365-filtering-correlation-id: 2e1c8104-3762-43d2-b6e6-08dab5977e5c wdcipoutbound: EOP-TRUE x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: ndLMQQC1/bA6D/27rQPCvu+KWGUEFgHamnbK0MJVHt+vDo9EVfSFwY3jyaH3FrTA08F1mOUjFpKWhW4eXRiOeJi4E3qPFiOlnfivyBYxC+FhJ/UMiJ3qDgW9ZBWF5TA5HxIlHrxG5yE4+z2giJiy9IrPKbVMqGZHGCOZVO+ovLiDfakYqBFGB6awRlkvAJq3YLlDhS8rzGQAKZJVeCfeiHS1zBbo/rCGweMqEpd+lLOoTplADVLoOu3w1XHobv0l/1uSY7da3ejZvXGpwZIbUz3zu7Uyi8YjYolrMxD+i/wpbSX5410JT4BUd/Zi57ePrSFCgP9FV/pN8pyCu2ddt4OyLxjDBWl63XMc8ZctTOH5C7mWTJnnIt+0+LqgKrAO9ElkMOY8GV0YuvBJcpQEjPuKKRwKAy8z15w7HBL516OGOpdVkygPYo/ubwRvlopPM+kN1bIXb8J/GbFLCSaaLiJvmzNIjwNFBVEZ3+2d8lUWH88RnrRXr2A8xMeCAWJyS9MraWbwVK2btpx5VnpvNAKubK5mRQxd1BQmYFVrkoOgPuZktPZ20N8e0dgfTAqWyXgfysmUb2yRe92YzepRx2tbPJjDDlPzpT+sdODy7+zdMBctp1OrXPo+LmABPglr9lKrQC9urGvQKWHAqJvP3XZ/rC8LWhYRhfE4jWYbmfZLuwaIL2hUAB5XjtL7Ey500CP83+DtsE0eS9YwF6/W9L/jV1Ih08Xzz2VT58nE997neU+juqG1gduKe8q87INFaecRopFF6htY8sCZyaoPzEViYpDk0Cj69Y3mzXTCNd5YWP3piegCekhYO+dsfxkPwzq3KRzRtvg80KldXasUCQ== x-forefront-antispam-report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH0PR04MB7416.namprd04.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230022)(4636009)(376002)(396003)(366004)(39860400002)(136003)(346002)(451199015)(2616005)(31686004)(38070700005)(186003)(4270600006)(38100700002)(6512007)(82960400001)(6506007)(41300700001)(31696002)(316002)(86362001)(19618925003)(122000001)(8936002)(5660300002)(2906002)(7416002)(76116006)(71200400001)(36756003)(110136005)(54906003)(4326008)(478600001)(6486002)(558084003)(66476007)(91956017)(66946007)(8676002)(64756008)(66556008)(66446008)(43740500002)(45980500001);DIR:OUT;SFP:1102; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?VFJpYjBKZUhoRzI2R3dySmtRcjJveFhybWZuNFVSYUVwMXBWY1FJRTRlMGxl?= =?utf-8?B?VDFOb2M3ajZvbkVabzM0ZjV1TEVwUUFUN0t5NkhyalFNTk5RcHNRdHExdVhl?= =?utf-8?B?UWF0TGZMdEJEdkUwWmNBbUM2MjhmVnlnaHJsMmRhQWQ0WmRVRzlFalVMRm9S?= =?utf-8?B?WXFHdnZiSEU0NDJrd2hqYWV4dE1TS1o2TjMzRU4ybWh6Skg5VFdPdVNiUlFk?= =?utf-8?B?MUxvbE9aT29jM21vMkxTNHRWTDdwdnhQZ2FnaGYwR3VWQU12a3drNkhMMks0?= =?utf-8?B?OWtUNmcycHJ0Vy9HMFhZMjA3QUFETmQxRlcyY0VUSUZQVVJvM0YrRjk0VHJh?= =?utf-8?B?c2doY1gxK09IaTdrKzRTeVFIN1FJRDJHbXRaZ1lVcC9tQW9KVUdtakxqbmlP?= =?utf-8?B?eFhaTEd4RnJ0OWNOejVwWlQ1a3RKSXpQWDdCV2tQZDhJYktYd2N5bi9RZjdN?= =?utf-8?B?UndBdnZSS2lwWTV4Zm1tOVNVR1lseC9Bc3duS0N3bTdKbFA4K3B4MGF6V1RK?= =?utf-8?B?Y0sySExkU3kwQVNYQy9lVElMMnBHNlU1cHRQRU1QYVpSKytlNGFUK3Z2L29w?= =?utf-8?B?RTBPT3lSdk5ZUVd6MnZQWUQwbkFnTG04ZEhlNk9tRDNYTVhPbmVHaEgzRVJl?= =?utf-8?B?MmZyc1NLRjd2V0dEUkNKb09TNC9ydGlyNWlCY3VSMXl0aitra0VSbDR0MlFR?= =?utf-8?B?MWZXSEtPZUcrRTNmTUt4T3A2ajFxMTVmQUFYMjVMcFVTbFBVWncvVXRjUytQ?= =?utf-8?B?WWZhUFliVG9FU01GNXNNa0MrS01sb00vWkhIYVdCVTIyYWdkaHhHN3VDSUVk?= =?utf-8?B?L2wxelowU3RjNVk2d2hwcWxOOUd3MnhRUFdHR0VnQ2hNM3QxRWoxbVFmUnhE?= =?utf-8?B?VHZOd2w3STY1eUNnbVZtRjI1MjArVjBRZXdVUjhMRUYycTRoOHFQeFE2dVhV?= =?utf-8?B?S2VTMEdGL1B6QjlIWXJYa3krMlRubFh3L3VVLzFpSkNwbTBBM0YzUWozTkhi?= =?utf-8?B?MGZ2WlRQemNHQ3ZFbS9OZjBVZS93ZGErQmpmeUVmUmFaVm5zSDlFN1l2OFcx?= =?utf-8?B?NnJ2RFhVNEhXOHhIRURSZy9BeEhpWm9YTEZPazlwK3pVOGxFb0dsMlMwbEZ6?= =?utf-8?B?Tlgwc0pOdUhCbmtkbVU0bUtIL0liOUJldDNkcWVYa2s0RW10Mko0T3hhbWdD?= =?utf-8?B?WjFvMmcxUTY5YjZMOEU5eGpuOXdUUUc5Qk5MYU5pVnJPalFtOWpGaGdrZjZH?= =?utf-8?B?TUtZWDVjNlF0VTEvbUc4aDhrQXBsbFF2TGsyY1ZJVlkyWi9pV1k1cHBOand2?= =?utf-8?B?dDhGWkZvejJQdDJEcVIrYXhUbHBydFpIb0hwZ1R0cm1MaS9HWis5OW1ibUZu?= =?utf-8?B?OTAxSTZLcFA4UEpndDAya1Voam9vLzFvRjlMYjJtWSt3THp4UW1oT09vMnRk?= =?utf-8?B?d3JVazhRNWRBaW5sZUhYSk8vQ1pDeDdEQ2plb2hWT3oycGQycS9sajJBTzBz?= =?utf-8?B?REpiM204Z21LMXJ0R1QvRFc4cUVLeUxZVmhsK0RTUG11U0J1VzliWWljUWc3?= =?utf-8?B?M3hrODBSWURaWEFuRE1LcFhlT3JCVmowalZFSWdnWWZQOEdYSmlpNTBhWVFE?= =?utf-8?B?RHlkdUNtQU1DQlVrQlgvdjNDd1dsOEVZMjdoTkRBN1FEeUp4N2xibGNBeGRO?= =?utf-8?B?MUlseTdMMzhQdVd1QWZjbVVXY2s4RjcyY2RPU1NHT2JML1Y3aXJKRVBsOHpB?= =?utf-8?B?aVdINVRBQUxUWDJzbS8yZlRrdWF6NWRvOXNvTDAxTXc2UnRmd202Y1M0YjFS?= =?utf-8?B?TEF4OFNTRDB1UmVoRUUzbUNwVzZWakRoUWlFUVVtSmFOM3dMOWRrU3lING9U?= =?utf-8?B?RjR3ZkhiK2FjSEJ4aUMrQllKTzRMcjc2S21IbEpPM3lHeEh5UlRLS2pkSXVE?= =?utf-8?B?TWdNUitCc3hHWVBTNmNURzczcGRLQUNlWjZJd2FFM016RGxYWjllMWlWUFVB?= =?utf-8?B?czVrL293enhza0k5bzJFTmdDNDh4ZXFhMnlHdmFEdXB6UC92Nk1rclVyekFO?= =?utf-8?B?d3FkTDFMUDdDNEQvVk1hVCtCMUN3NEw2S2hPNEtkMDJWeVZQWkZUNjZPclVs?= =?utf-8?B?enJOdUpFWVFNUXgvRUhLc0phcU1wam1jaGRVYnRnTXNIRzZwRnNQTFpxbzFa?= =?utf-8?B?anJTVnNubFY4cGtmZHFmQWp5b1JpeWdJeWE2WXhFd0p2UXZDbDV4NXg5cTJy?= =?utf-8?Q?OelKEkWPPxXE6iFNvlxBSb/gUGxS3XTjQS3P3u/L00=3D?= Content-Type: text/plain; charset="utf-8" Content-ID: <69C0F58BD6F88B498F825DC5759E5C70@namprd04.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: wdc.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: PH0PR04MB7416.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 2e1c8104-3762-43d2-b6e6-08dab5977e5c X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Oct 2022 08:12:29.0416 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: b61c8803-16f3-4c35-9b17-6f65f441df86 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: 2spsvQctSeydH6X5UbBN/b5orrArTZdKeoSDA+5ssirpfF/gcjvQAnP89vtGZjk5do+NHXCv3x+EIEWaZkRrlT9blJPOD/OU8pLZgDkbqFg= X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH2PR04MB7080 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org RGF2aWQsIHdoYXQncyB5b3VyIHBsYW4gdG8gcHJvZ3Jlc3Mgd2l0aCB0aGlzIHNlcmllcz8NCg0K