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[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>
This commit is contained in:
Mike Christie 2010-08-06 03:02:40 -05:00 committed by James Bottomley
parent 143beaa811
commit 8196a934ee
1 changed files with 10 additions and 4 deletions
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14
drivers/scsi/fnic/fnic_main.c
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@ -80,8 +80,6 @@ static struct libfc_function_template fnic_transport_template = {
static int fnic_slave_alloc(struct scsi_device *sdev)
{
struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
struct fc_lport *lp = shost_priv(sdev->host);
struct fnic *fnic = lport_priv(lp);
sdev->tagged_supported = 1;
@ -89,8 +87,6 @@ static int fnic_slave_alloc(struct scsi_device *sdev)
return -ENXIO;
scsi_activate_tcq(sdev, FNIC_DFLT_QUEUE_DEPTH);
rport->dev_loss_tmo = fnic->config.port_down_timeout / 1000;
return 0;
}
@ -113,6 +109,15 @@ static struct scsi_host_template fnic_host_template = {
.shost_attrs = fnic_attrs,
};
static void
fnic_get_host_def_loss_tmo(struct Scsi_Host *shost)
{
struct fc_lport *lp = shost_priv(shost);
struct fnic *fnic = lport_priv(lp);
fc_host_def_dev_loss_tmo(shost) = fnic->config.port_down_timeout / 1000;
}
static void fnic_get_host_speed(struct Scsi_Host *shost);
static struct scsi_transport_template *fnic_fc_transport;
static struct fc_host_statistics *fnic_get_stats(struct Scsi_Host *);
@ -142,6 +147,7 @@ static struct fc_function_template fnic_fc_functions = {
.show_rport_dev_loss_tmo = 1,
.issue_fc_host_lip = fnic_reset,
.get_fc_host_stats = fnic_get_stats,
.get_host_def_dev_loss_tmo = fnic_get_host_def_loss_tmo,
.dd_fcrport_size = sizeof(struct fc_rport_libfc_priv),
.terminate_rport_io = fnic_terminate_rport_io,
.bsg_request = fc_lport_bsg_request,