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=-15.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham 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 2A39CC433DB for ; Sun, 10 Jan 2021 15:00:23 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 90B13229EF for ; Sun, 10 Jan 2021 15:00:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 90B13229EF Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=tempfail smtp.mailfrom=dm-devel-bounces@redhat.com Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-283-g5YTLHmePA2UhTGfd5U7rA-1; Sun, 10 Jan 2021 10:00:19 -0500 X-MC-Unique: g5YTLHmePA2UhTGfd5U7rA-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 34A73107ACE3; Sun, 10 Jan 2021 15:00:13 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E3DB45C5DF; Sun, 10 Jan 2021 15:00:09 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 408D14BB7B; Sun, 10 Jan 2021 15:00:04 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 10AExumD015755 for ; Sun, 10 Jan 2021 09:59:57 -0500 Received: by smtp.corp.redhat.com (Postfix) id B32B42166B29; Sun, 10 Jan 2021 14:59:56 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast05.extmail.prod.ext.rdu2.redhat.com [10.11.55.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AE5072166B28 for ; Sun, 10 Jan 2021 14:59:51 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-1.mimecast.com [207.211.31.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 8CD3E800BFF for ; Sun, 10 Jan 2021 14:59:51 +0000 (UTC) Received: from mx2.suse.de (mx2.suse.de [195.135.220.15]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-567-3hhSaOXkPjq8wPpTCciQqw-1; Sun, 10 Jan 2021 09:59:49 -0500 X-MC-Unique: 3hhSaOXkPjq8wPpTCciQqw-1 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 1B71EAAF1; Sun, 10 Jan 2021 14:59:47 +0000 (UTC) To: Christoph Hellwig , Jens Axboe References: <20210109104254.1077093-1-hch@lst.de> <20210109104254.1077093-3-hch@lst.de> From: Hannes Reinecke Message-ID: <9ed48321-4fa9-84a6-ac39-9b4ca56e81e6@suse.de> Date: Sun, 10 Jan 2021 15:59:42 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.4.0 MIME-Version: 1.0 In-Reply-To: <20210109104254.1077093-3-hch@lst.de> X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 X-MIME-Autoconverted: from quoted-printable to 8bit by lists01.pubmisc.prod.ext.phx2.redhat.com id 10AExumD015755 X-loop: dm-devel@redhat.com Cc: Sagi Grimberg , Mike Snitzer , Oleksii Kurochko , Dongsheng Yang , Ming Lei , linux-block@vger.kernel.org, dm-devel@redhat.com, linux-nvme@lists.infradead.org, "Martin K . Petersen" , Ilya Dryomov , ceph-devel@vger.kernel.org Subject: Re: [dm-devel] [PATCH 2/6] block: remove the NULL bdev check in bdev_read_only X-BeenThere: dm-devel@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: device-mapper development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dm-devel-bounces@redhat.com Errors-To: dm-devel-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=dm-devel-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" T24gMS85LzIxIDExOjQyIEFNLCBDaHJpc3RvcGggSGVsbHdpZyB3cm90ZToKPiBPbmx5IGEgc2lu Z2xlIGNhbGxlciBjYW4gZW5kIHVwIGluIGJkZXZfcmVhZF9vbmx5LCBzbyBtb3ZlIHRoZSBjaGVj awo+IHRoZXJlLgo+IAo+IFNpZ25lZC1vZmYtYnk6IENocmlzdG9waCBIZWxsd2lnIDxoY2hAbHN0 LmRlPgo+IFJldmlld2VkLWJ5OiBNaW5nIExlaSA8bWluZy5sZWlAcmVkaGF0LmNvbT4KPiBSZXZp ZXdlZC1ieTogTWFydGluIEsuIFBldGVyc2VuIDxtYXJ0aW4ucGV0ZXJzZW5Ab3JhY2xlLmNvbT4K PiAtLS0KPiAgIGJsb2NrL2dlbmhkLmMgfCAzIC0tLQo+ICAgZnMvc3VwZXIuYyAgICB8IDMgKyst Cj4gICAyIGZpbGVzIGNoYW5nZWQsIDIgaW5zZXJ0aW9ucygrKSwgNCBkZWxldGlvbnMoLSkKPiAK UmV2aWV3ZWQtYnk6IEhhbm5lcyBSZWluZWNrZSA8aGFyZUBzdXNlLmRlPgoKQ2hlZXJzLAoKSGFu bmVzCi0tIApEci4gSGFubmVzIFJlaW5lY2tlICAgICAgICAgICAgICAgIEtlcm5lbCBTdG9yYWdl IEFyY2hpdGVjdApoYXJlQHN1c2UuZGUgICAgICAgICAgICAgICAgICAgICAgICAgICAgICArNDkg OTExIDc0MDUzIDY4OApTVVNFIFNvZnR3YXJlIFNvbHV0aW9ucyBHbWJILCBNYXhmZWxkc3RyLiA1 LCA5MDQwOSBOw7xybmJlcmcKSFJCIDM2ODA5IChBRyBOw7xybmJlcmcpLCBHZXNjaMOkZnRzZsO8 aHJlcjogRmVsaXggSW1lbmTDtnJmZmVyCgoKLS0KZG0tZGV2ZWwgbWFpbGluZyBsaXN0CmRtLWRl dmVsQHJlZGhhdC5jb20KaHR0cHM6Ly93d3cucmVkaGF0LmNvbS9tYWlsbWFuL2xpc3RpbmZvL2Rt LWRldmVs