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=-7.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 5CF8BC4338F for ; Wed, 4 Aug 2021 09:57:42 +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 EA24861040 for ; Wed, 4 Aug 2021 09:57:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org EA24861040 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=lst.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=AEfOyynAADqI45DQ+RdEGDlmM79kmld3dQuaHa4OgyY=; b=TfbKc9yGxEpRrj pyEksm64hSY6gTCFAyNTUo2jfwy96VapSZ/WxSqGUJZEOUBMdrb3rPnOUgkn0ysLl6bh7vPSM7OaE ggabBGpswvbYQ+OpBB5A3WGllNlZhPG4/9SEAKVsL1BBOSSOIvJsJCoJNqrCIelKPJY1SAVy+AS2a NeuPfaJjjSS5BfkKcSluoYuNoeJ9JA4S8UZnO8+0um2TRX3RIZeaZUZI2dk1p6BnyTPoHckBuSaS6 oOU1VyWYouL7p2k2C0LTqNcJT/Dh/wFcqL27tO4fNuQH97sm4Sj/BzEBqW6/93heZhD5w6bZ1yf4t QXIhfNVllwN9s2j9/eOw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBDeM-005Xtb-0B; Wed, 04 Aug 2021 09:57:22 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBDeK-005XtC-G1; Wed, 04 Aug 2021 09:57:20 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:MIME-Version: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:In-Reply-To:References; bh=iCTES/jGTKt1OfjMrhlawZMqwAYC0jLr5onZbcA+m34=; b=MDee0jbdda1PrONJpVeGXBHuy2 LiDExJ1f33ybqwNU2QnJ/zuXxPMiScGpo40hRx6L4ii8AUAzsuebyiUWtS9zvLF7q+Ka5kMVTDPh9 GcqOhcoXzHpVJ+dojfU8bSR3PX0eP54r+VDeH1/tOCEmdw6dAQl8OEBaZTEuHkJnXx6jJm5kLbPO4 IVqrFUlh+79JwZstyhZObANnUAWrLsC2zqzgIT9gSEEWEajGiCV6n5zEByE225A3OuRC9YJoaOlyn VgMpMPa2NomKilnlgfwNo3r/5Rf0MeeVqrrcgekL/QJNSydK2F0Ww0wJ4ImIooU5q76l6VltgmP8Y K5ofBj+g==; Received: from [2a02:1205:5023:1f80:c068:bd3d:78b3:7d37] (helo=localhost) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1mBDdb-005eoq-AF; Wed, 04 Aug 2021 09:56:44 +0000 From: Christoph Hellwig To: Jens Axboe Cc: Richard Weinberger , Anton Ivanov , Geoff Levand , Ilya Dryomov , Paolo Bonzini , Stefan Hajnoczi , Song Liu , Mike Snitzer , Coly Li , Stefan Haberland , Jan Hoeppner , "Martin K. Petersen" , Phillip Lougher , linux-block@vger.kernel.org, dm-devel@redhat.com, linux-um@lists.infradead.org, ceph-devel@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-raid@vger.kernel.org, linux-bcache@vger.kernel.org, linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org Subject: add a bvec_virt helper Date: Wed, 4 Aug 2021 11:56:19 +0200 Message-Id: <20210804095634.460779-1-hch@lst.de> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org 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. _______________________________________________ Linux-nvme mailing list Linux-nvme@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-nvme