[SCSI] fnic: do not reset dev_loss_tmo in slave callout
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. Patch has only been compile tested. Signed-off-by: Mike Christie <michaelc@cs.wisc.edu> Signed-off-by: James Bottomley <James.Bottomley@suse.de>
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@ -80,8 +80,6 @@ static struct libfc_function_template fnic_transport_template = {
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static int fnic_slave_alloc(struct scsi_device *sdev)
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{
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struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
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struct fc_lport *lp = shost_priv(sdev->host);
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struct fnic *fnic = lport_priv(lp);
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sdev->tagged_supported = 1;
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@ -89,8 +87,6 @@ static int fnic_slave_alloc(struct scsi_device *sdev)
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return -ENXIO;
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scsi_activate_tcq(sdev, FNIC_DFLT_QUEUE_DEPTH);
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rport->dev_loss_tmo = fnic->config.port_down_timeout / 1000;
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return 0;
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}
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@ -113,6 +109,15 @@ static struct scsi_host_template fnic_host_template = {
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.shost_attrs = fnic_attrs,
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};
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static void
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fnic_get_host_def_loss_tmo(struct Scsi_Host *shost)
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{
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struct fc_lport *lp = shost_priv(shost);
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struct fnic *fnic = lport_priv(lp);
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fc_host_def_dev_loss_tmo(shost) = fnic->config.port_down_timeout / 1000;
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}
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static void fnic_get_host_speed(struct Scsi_Host *shost);
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static struct scsi_transport_template *fnic_fc_transport;
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static struct fc_host_statistics *fnic_get_stats(struct Scsi_Host *);
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@ -142,6 +147,7 @@ static struct fc_function_template fnic_fc_functions = {
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.show_rport_dev_loss_tmo = 1,
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.issue_fc_host_lip = fnic_reset,
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.get_fc_host_stats = fnic_get_stats,
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.get_host_def_dev_loss_tmo = fnic_get_host_def_loss_tmo,
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.dd_fcrport_size = sizeof(struct fc_rport_libfc_priv),
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.terminate_rport_io = fnic_terminate_rport_io,
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.bsg_request = fc_lport_bsg_request,
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