[SCSI] update max sdev block limit

Updated patch to address comments from Pat Mansfield and Michael Reed:
Bumped max to 600 (10mins). Set default dev_loss_tmo to a value other
than the max (30s).

Signed-off-by: James Smart <James.Smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

diff --git a/drivers/scsi/scsi_priv.h b/drivers/scsi/scsi_priv.h
index a1727a0e1bdd7cd1eaced522ba5636f66ff74898..117c2336f3331dabc5c61c83a1f03b1729d0065e 100644 (file)
--- a/drivers/scsi/scsi_priv.h
+++ b/drivers/scsi/scsi_priv.h
@@ -117,7 +117,7 @@ extern struct bus_type scsi_bus_type;
  * classes.
  */
 
-#define SCSI_DEVICE_BLOCK_MAX_TIMEOUT  (HZ*60)
+#define SCSI_DEVICE_BLOCK_MAX_TIMEOUT  600     /* units in seconds */
 extern int scsi_internal_device_block(struct scsi_device *sdev);
 extern int scsi_internal_device_unblock(struct scsi_device *sdev);
 

diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index c76e73a3ffbe22b9356f4641c280ded412ff8f66..df6263dfd7916e46d0ed07ea086f5a45c30957c6 100644 (file)
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -368,7 +368,7 @@ static DECLARE_TRANSPORT_CLASS(fc_rport_class,
  *   should insulate the loss of a remote port.
  *   The maximum will be capped by the value of SCSI_DEVICE_BLOCK_MAX_TIMEOUT.
  */
-static unsigned int fc_dev_loss_tmo = SCSI_DEVICE_BLOCK_MAX_TIMEOUT;
+static unsigned int fc_dev_loss_tmo = 60;              /* seconds */
 
 module_param_named(dev_loss_tmo, fc_dev_loss_tmo, int, S_IRUGO|S_IWUSR);
 MODULE_PARM_DESC(dev_loss_tmo,