From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bart Van Assche Subject: [PATCH 2/2] [SCSI] ibmvscsi: Fix SCSI scanning Date: Sun, 19 Jun 2011 13:48:40 +0200 Message-ID: <201106191348.40759.bvanassche@acm.org> Mime-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from jester.euphonynet.be ([212.87.96.13]:40335 "EHLO mailpush2.euphonynet.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753585Ab1FSLsu (ORCPT ); Sun, 19 Jun 2011 07:48:50 -0400 Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: linux-scsi@vger.kernel.org Cc: Brian King , Fujita Tomonori Avoid that SCSI scanning triggers creation of targets with a non-zero channel number. Signed-off-by: Bart Van Assche Cc: Brian King Cc: FUJITA Tomonori Cc: --- drivers/scsi/ibmvscsi/ibmvscsi.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) Note: this patch hasn't been tested yet. diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 3d391dc..c31adf5 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -498,6 +498,11 @@ static void purge_requests(struct ibmvscsi_host_data *hostdata, int error_code) spin_unlock_irqrestore(hostdata->host->host_lock, flags); } +static int ibmvscsi_target_alloc(struct scsi_target *starget) +{ + return starget->channel == 0 ? 0 : -ENODEV; +} + /** * ibmvscsi_reset_host - Reset the connection to the server * @hostdata: struct ibmvscsi_host_data to reset @@ -1803,6 +1808,7 @@ static struct scsi_host_template driver_template = { .module = THIS_MODULE, .name = "IBM POWER Virtual SCSI Adapter " IBMVSCSI_VERSION, .proc_name = "ibmvscsi", + .target_alloc = ibmvscsi_target_alloc, .queuecommand = ibmvscsi_queuecommand, .eh_abort_handler = ibmvscsi_eh_abort_handler, .eh_device_reset_handler = ibmvscsi_eh_device_reset_handler, -- 1.7.3.4