Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754168AbbGVWIq (ORCPT ); Wed, 22 Jul 2015 18:08:46 -0400 Received: from catern.com ([104.131.201.120]:37288 "EHLO mail.catern.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753433AbbGVWIo (ORCPT ); Wed, 22 Jul 2015 18:08:44 -0400 From: Spencer Baugh To: "Nicholas A. Bellinger" , linux-scsi@vger.kernel.org (open list:TARGET SUBSYSTEM), target-devel@vger.kernel.org (open list:TARGET SUBSYSTEM), linux-kernel@vger.kernel.org (open list) Cc: Joern Engel , Spencer Baugh , Roland Dreier , Spencer Baugh Subject: [PATCH] target: respond to unknown initiators with sensible REPORT LUNS list length Date: Wed, 22 Jul 2015 15:08:17 -0700 Message-Id: <1437602898-15229-3-git-send-email-sbaugh@catern.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1150 Lines: 37 From: Roland Dreier Solaris seems to go beserk if we respond to REPORT LUNS with a LUN LIST LENGTH of 0. Signed-off-by: Roland Dreier Signed-off-by: Spencer Baugh --- drivers/target/target_core_spc.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c index 87d4adb..d8a32e5 100644 --- a/drivers/target/target_core_spc.c +++ b/drivers/target/target_core_spc.c @@ -1241,6 +1241,13 @@ sense_reason_t spc_emulate_report_luns(struct se_cmd *cmd) * See SPC3 r07, page 159. */ done: + /* + * If no real LUNs are accessible, report an allocation length + * of 1 LUN to account for virtual LUN 0. + */ + if (lun_count == 0) + lun_count = 1; + lun_count *= 8; buf[0] = ((lun_count >> 24) & 0xff); buf[1] = ((lun_count >> 16) & 0xff); -- 2.5.0.rc3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/