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[SCSI] qla2xxx: do not reset dev_loss_tmo in slave callout

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This fixes a bug where the driver was resetting the
rport dev_loss_tmo when devices were added by adding
support for the get_host_def_dev_loss_tmo callout.

Signed-off-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
Mike Christie 2010-08-06 03:02:38 -05:00 committed by James Bottomley
parent b8ef3204f4
commit a74bdf4661
2 changed files with 11 additions and 5 deletions
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11
drivers/scsi/qla2xxx/qla_attr.c
View file

@ -1529,6 +1529,15 @@ qla2x00_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
rport->dev_loss_tmo = 1;
}
static void
qla2x00_get_host_def_loss_tmo(struct Scsi_Host *shost)
{
scsi_qla_host_t *vha = shost_priv(shost);
struct qla_hw_data *ha = vha->hw;
fc_host_def_dev_loss_tmo(shost) = ha->port_down_retry_count;
}
static void
qla2x00_dev_loss_tmo_callbk(struct fc_rport *rport)
{
@ -1903,6 +1912,7 @@ struct fc_function_template qla2xxx_transport_functions = {
.show_host_fabric_name = 1,
.get_host_port_state = qla2x00_get_host_port_state,
.show_host_port_state = 1,
.get_host_def_dev_loss_tmo = qla2x00_get_host_def_loss_tmo,
.dd_fcrport_size = sizeof(struct fc_port *),
.show_rport_supported_classes = 1,
@ -1949,6 +1959,7 @@ struct fc_function_template qla2xxx_transport_vport_functions = {
.show_host_fabric_name = 1,
.get_host_port_state = qla2x00_get_host_port_state,
.show_host_port_state = 1,
.get_host_def_dev_loss_tmo = qla2x00_get_host_def_loss_tmo,
.dd_fcrport_size = sizeof(struct fc_port *),
.show_rport_supported_classes = 1,

5
drivers/scsi/qla2xxx/qla_os.c
View file

@ -1295,17 +1295,12 @@ static int
qla2xxx_slave_configure(struct scsi_device *sdev)
{
scsi_qla_host_t *vha = shost_priv(sdev->host);
struct qla_hw_data *ha = vha->hw;
struct fc_rport *rport = starget_to_rport(sdev->sdev_target);
struct req_que *req = vha->req;
if (sdev->tagged_supported)
scsi_activate_tcq(sdev, req->max_q_depth);
else
scsi_deactivate_tcq(sdev, req->max_q_depth);
rport->dev_loss_tmo = ha->port_down_retry_count;
return 0;
}