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=-17.8 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 71737C433EC for ; Thu, 16 Jul 2020 21:18:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A40520809 for ; Thu, 16 Jul 2020 21:18:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=deltatee.com header.i=@deltatee.com header.b="QKijUNa7" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727915AbgGPVSR (ORCPT ); Thu, 16 Jul 2020 17:18:17 -0400 Received: from ale.deltatee.com ([204.191.154.188]:47690 "EHLO ale.deltatee.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725970AbgGPVRz (ORCPT ); Thu, 16 Jul 2020 17:17:55 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=deltatee.com; s=20200525; h=Subject:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-Id:Date:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=9t8ChRbXN1OVDkyC3IRxGbWR7S5dFVtwk8MI6eaiLG0=; b=QKijUNa7ayJQsXhWspeldxe5jT 5k4StK+Q+vN35//Ibd6Rao+vfuTqGAfHynjs+Uds4OhJCTK61L1M+jIjGaV7P5mqXIoE5q2ftRtFd SEZWbThMPlSxXLhoyK0/7CQnS48+sG2ehgmHcjiLjghE3jUGxDcnJJ3bpgtWKoMyAQY9F592XUfCq AAiRx6eRoglsfYLjjuTdjAsOdSMfA2d/jf7VnhjIcczAw9nRcsDMpB0G+FVZf58l/BbSkC/1CbtLG WLVYyDopHZ+izU1Axkk4oZEbRyJrSZmKKUNUhezzrAjCk7iz33X3qOJ8cCwMKsBgaCkPKPjDwgKIG DCrmMsMA==; Received: from cgy1-donard.priv.deltatee.com ([172.16.1.31]) by ale.deltatee.com with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jwAZQ-0005uI-As; Thu, 16 Jul 2020 14:33:33 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.92) (envelope-from ) id 1jwAZE-0004BT-Sj; Thu, 16 Jul 2020 14:33:20 -0600 From: Logan Gunthorpe To: linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org Cc: Christoph Hellwig , Sagi Grimberg , Keith Busch , Jens Axboe , Chaitanya Kulkarni , Max Gurtovoy , Stephen Bates , Chaitanya Kulkarni , Logan Gunthorpe Date: Thu, 16 Jul 2020 14:33:14 -0600 Message-Id: <20200716203319.16022-5-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200716203319.16022-1-logang@deltatee.com> References: <20200716203319.16022-1-logang@deltatee.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-kernel@vger.kernel.org, linux-nvme@lists.infradead.org, hch@lst.de, sagi@grimberg.me, kbusch@kernel.org, axboe@fb.com, maxg@mellanox.com, sbates@raithlin.com, Chaitanya.Kulkarni@wdc.com, chaitanya.kulkarni@wdc.com, logang@deltatee.com X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v15 4/9] nvmet-passthru: Introduce NVMet passthru Kconfig option X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Chaitanya Kulkarni This patch updates KConfig file for the NVMeOF target where we add new option so that user can selectively enable/disable passthru code. Signed-off-by: Chaitanya Kulkarni [logang@deltatee.com: fixed some of the wording in the help message] Signed-off-by: Logan Gunthorpe Reviewed-by: Sagi Grimberg --- drivers/nvme/target/Kconfig | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/nvme/target/Kconfig b/drivers/nvme/target/Kconfig index 4474952d64c6..8056955e652c 100644 --- a/drivers/nvme/target/Kconfig +++ b/drivers/nvme/target/Kconfig @@ -16,6 +16,18 @@ config NVME_TARGET To configure the NVMe target you probably want to use the nvmetcli tool from http://git.infradead.org/users/hch/nvmetcli.git. +config NVME_TARGET_PASSTHRU + bool "NVMe Target Passthrough support" + depends on NVME_TARGET + depends on NVME_CORE=y || NVME_CORE=NVME_TARGET + help + This enables target side NVMe passthru controller support for the + NVMe Over Fabrics protocol. It allows for hosts to manage and + directly access an actual NVMe controller residing on the target + side, incuding executing Vendor Unique Commands. + + If unsure, say N. + config NVME_TARGET_LOOP tristate "NVMe loopback device support" depends on NVME_TARGET -- 2.20.1