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=-5.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 D09F7C4338F for ; Mon, 16 Aug 2021 12:39:10 +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-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 659576325E for ; Mon, 16 Aug 2021 12:39:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 659576325E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=tempfail smtp.mailfrom=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-321-Um1SO4l4N6i22uDaPtqYJg-1; Mon, 16 Aug 2021 08:39:07 -0400 X-MC-Unique: Um1SO4l4N6i22uDaPtqYJg-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 437178799E0; Mon, 16 Aug 2021 12:38:59 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C94F35C25D; Mon, 16 Aug 2021 12:38:57 +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 A5B02181A1CE; Mon, 16 Aug 2021 12:38:55 +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 17GCcCcU032714 for ; Mon, 16 Aug 2021 08:38:13 -0400 Received: by smtp.corp.redhat.com (Postfix) id BD1B22156A23; Mon, 16 Aug 2021 12:38:12 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast04.extmail.prod.ext.rdu2.redhat.com [10.11.55.20]) by smtp.corp.redhat.com (Postfix) with ESMTPS id B8E4C2156A3B for ; Mon, 16 Aug 2021 12:38:10 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-2.mimecast.com [205.139.110.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 1F46E101A54C for ; Mon, 16 Aug 2021 12:38:10 +0000 (UTC) Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-274-QUNl1DrnPEyiIJdnBC5Hqw-1; Mon, 16 Aug 2021 08:38:06 -0400 X-MC-Unique: QUNl1DrnPEyiIJdnBC5Hqw-1 Received: by verein.lst.de (Postfix, from userid 2407) id 811C36736F; Mon, 16 Aug 2021 14:38:02 +0200 (CEST) Date: Mon, 16 Aug 2021 14:38:02 +0200 From: Christoph Hellwig To: Jens Axboe Message-ID: <20210816123802.GA18385@lst.de> References: <20210804095634.460779-1-hch@lst.de> MIME-Version: 1.0 In-Reply-To: <20210804095634.460779-1-hch@lst.de> User-Agent: Mutt/1.5.17 (2007-11-01) 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-loop: dm-devel@redhat.com Cc: Jan Hoeppner , Mike Snitzer , linux-nvme@lists.infradead.org, virtualization@lists.linux-foundation.org, Song Liu , dm-devel@redhat.com, Anton Ivanov , linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, Richard Weinberger , Ilya Dryomov , linux-um@lists.infradead.org, Coly Li , linux-raid@vger.kernel.org, linux-bcache@vger.kernel.org, Stefan Haberland , Stefan Hajnoczi , Paolo Bonzini , ceph-devel@vger.kernel.org, linux-block@vger.kernel.org, "Martin K. Petersen" , Geoff Levand , Phillip Lougher Subject: Re: [dm-devel] add a bvec_virt helper 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-Disposition: inline Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit ping. On Wed, Aug 04, 2021 at 11:56:19AM +0200, Christoph Hellwig wrote: > Hi Jens, > > this series adds a bvec_virt helper to return the virtual address of the > data in bvec to replace the open coded calculation, and as a reminder > that generall bio/bvec data can be in high memory unless it is caller > controller or in an architecture specific driver where highmem is > impossible. ---end quoted text--- -- dm-devel mailing list dm-devel@redhat.com https://listman.redhat.com/mailman/listinfo/dm-devel