Re: [PATCH 2/3] ibmvcsci: display default value for max_id, max_lun and max_channel.

From: David Gibson
Date: Thu Sep 10 2015 - 20:53:26 EST


On Thu, 10 Sep 2015 11:23:13 +0200
Laurent Vivier <lvivier@xxxxxxxxxx> wrote:

> As devices with values greater than that are silently ignored,
> this gives some hints to the sys admin to know why he doesn't see
> his devices...
>
> Signed-off-by: Laurent Vivier <lvivier@xxxxxxxxxx>

Reviewed-by: David Gibson <david@xxxxxxxxxxxxxxxxxxxxx>

> ---
> drivers/scsi/ibmvscsi/ibmvscsi.c | 8 ++++++--
> 1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
> index 3e76490..f9d7ec4 100644
> --- a/drivers/scsi/ibmvscsi/ibmvscsi.c
> +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
> @@ -106,9 +106,9 @@ MODULE_LICENSE("GPL");
> MODULE_VERSION(IBMVSCSI_VERSION);
>
> module_param_named(max_id, max_id, int, S_IRUGO);
> -MODULE_PARM_DESC(max_id, "Largest ID value for each channel");
> +MODULE_PARM_DESC(max_id, "Largest ID value for each channel [Default=64]");
> module_param_named(max_channel, max_channel, int, S_IRUGO);
> -MODULE_PARM_DESC(max_channel, "Largest channel value");
> +MODULE_PARM_DESC(max_channel, "Largest channel value [Default=3]");
> module_param_named(init_timeout, init_timeout, int, S_IRUGO | S_IWUSR);
> MODULE_PARM_DESC(init_timeout, "Initialization timeout in seconds");
> module_param_named(max_requests, max_requests, int, S_IRUGO);
> @@ -2294,6 +2294,10 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
> host->max_channel = max_channel;
> host->max_cmd_len = 16;
>
> + dev_info(dev,
> + "Maximum ID: %d Maximum LUN: %d Maximum Channel: %d\n",
> + host->max_id, host->max_lun, host->max_channel);
> +
> if (scsi_add_host(hostdata->host, hostdata->dev))
> goto add_host_failed;
>
> --
> 2.1.0
>


--
David Gibson <dgibson@xxxxxxxxxx>
Senior Software Engineer, Virtualization, Red Hat

Attachment: pgp8ppqPd_vxU.pgp
Description: OpenPGP digital signature