From owner-svn-src-head@freebsd.org Thu Jul 20 07:13:27 2017 Return-Path: Delivered-To: svn-src-head@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6A8E9DAA80C; Thu, 20 Jul 2017 07:13:27 +0000 (UTC) (envelope-from sephe@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 38013838A3; Thu, 20 Jul 2017 07:13:27 +0000 (UTC) (envelope-from sephe@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id v6K7DQnJ088674; Thu, 20 Jul 2017 07:13:26 GMT (envelope-from sephe@FreeBSD.org) Received: (from sephe@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id v6K7DQit088673; Thu, 20 Jul 2017 07:13:26 GMT (envelope-from sephe@FreeBSD.org) Message-Id: <201707200713.v6K7DQit088673@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: sephe set sender to sephe@FreeBSD.org using -f From: Sepherosa Ziehau Date: Thu, 20 Jul 2017 07:13:26 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r321286 - head/sys/dev/hyperv/storvsc X-SVN-Group: head X-SVN-Commit-Author: sephe X-SVN-Commit-Paths: head/sys/dev/hyperv/storvsc X-SVN-Commit-Revision: 321286 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-head@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SVN commit messages for the src tree for head/-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 20 Jul 2017 07:13:27 -0000 Author: sephe Date: Thu Jul 20 07:13:26 2017 New Revision: 321286 URL: https://svnweb.freebsd.org/changeset/base/321286 Log: hyperv/storvsc: Force SPC3 for CDROM attached. This unbreaks the CDROM attaching on GEN2 VMs. On GEN1 VMs, CDROM is attached to emulated ATA controller. PR: 220790 Submitted by: Hongjiang Zhang MFC after: 3 days Sponsored by: Microsoft Differential Revision: https://reviews.freebsd.org/D11634 Modified: head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c Modified: head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c ============================================================================== --- head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c Thu Jul 20 06:54:58 2017 (r321285) +++ head/sys/dev/hyperv/storvsc/hv_storvsc_drv_freebsd.c Thu Jul 20 07:13:26 2017 (r321286) @@ -2210,6 +2210,23 @@ storvsc_io_done(struct hv_storvsc_request *reqp) resp_buf[3], resp_buf[4]); } /* + * XXX: Hyper-V (since win2012r2) responses inquiry with + * unknown version (0) for GEN-2 DVD device. + * Manually set the version number to SPC3 in order to + * ask CAM to continue probing with "PROBE_REPORT_LUNS". + * see probedone() in scsi_xpt.c + */ + if (SID_TYPE(inq_data) == T_CDROM && + inq_data->version == 0 && + (vmstor_proto_version >= VMSTOR_PROTOCOL_VERSION_WIN8)) { + inq_data->version = SCSI_REV_SPC3; + if (bootverbose) { + xpt_print(ccb->ccb_h.path, + "set version from 0 to %d\n", + inq_data->version); + } + } + /* * XXX: Manually fix the wrong response returned from WS2012 */ if (!is_scsi_valid(inq_data) && @@ -2218,7 +2235,7 @@ storvsc_io_done(struct hv_storvsc_request *reqp) vmstor_proto_version == VMSTOR_PROTOCOL_VERSION_WIN7)) { if (data_len >= 4 && (resp_buf[2] == 0 || resp_buf[3] == 0)) { - resp_buf[2] = 5; // verion=5 means SPC-3 + resp_buf[2] = SCSI_REV_SPC3; resp_buf[3] = 2; // resp fmt must be 2 if (bootverbose) xpt_print(ccb->ccb_h.path,