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    SubjectRe: [PATCH 3/3] ibmvsci: Allow to configure maximum LUN
    On Thu, 10 Sep 2015 11:23:14 +0200
    Laurent Vivier <lvivier@redhat.com> wrote:

    > QEMU allows until 32 LUNs.
    >
    > Signed-off-by: Laurent Vivier <lvivier@redhat.com>

    Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

    > ---
    > drivers/scsi/ibmvscsi/ibmvscsi.c | 5 ++++-
    > 1 file changed, 4 insertions(+), 1 deletion(-)
    >
    > diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
    > index f9d7ec4..e5478b0 100644
    > --- a/drivers/scsi/ibmvscsi/ibmvscsi.c
    > +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
    > @@ -84,6 +84,7 @@
    > */
    > static int max_id = 64;
    > static int max_channel = 3;
    > +static int max_lun = 8;
    > static int init_timeout = 300;
    > static int login_timeout = 60;
    > static int info_timeout = 30;
    > @@ -117,6 +118,8 @@ module_param_named(fast_fail, fast_fail, int, S_IRUGO | S_IWUSR);
    > MODULE_PARM_DESC(fast_fail, "Enable fast fail. [Default=1]");
    > module_param_named(client_reserve, client_reserve, int, S_IRUGO );
    > MODULE_PARM_DESC(client_reserve, "Attempt client managed reserve/release");
    > +module_param(max_lun, int, S_IRUGO);
    > +MODULE_PARM_DESC(max_lun, "Maximum LUN value [Default=8]");
    >
    > static void ibmvscsi_handle_crq(struct viosrp_crq *crq,
    > struct ibmvscsi_host_data *hostdata);
    > @@ -2289,7 +2292,7 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
    > goto init_pool_failed;
    > }
    >
    > - host->max_lun = 8;
    > + host->max_lun = max_lun;
    > host->max_id = max_id;
    > host->max_channel = max_channel;
    > host->max_cmd_len = 16;
    > --
    > 2.1.0
    >


    --
    David Gibson <dgibson@redhat.com>
    Senior Software Engineer, Virtualization, Red Hat

    --
    David Gibson <dgibson@redhat.com>
    Senior Software Engineer, Virtualization, Red Hat
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