The nexus loss time value should not be used for an upper level timeout value. The nexus loss time is for connection request retries. The usage of the nexus loss time value + HZ (3 seconds) for sdev->timeout leads to timeouts under load (Bug 6046). Signed-off-by: Mike Anderson <andmike@xxxxxxxxxx> drivers/scsi/sas/sas_scsi_host.c | 4 ---- 1 files changed, 4 deletions(-) Index: aic94xx-sas-2.6-patched/drivers/scsi/sas/sas_scsi_host.c =================================================================== --- aic94xx-sas-2.6-patched.orig/drivers/scsi/sas/sas_scsi_host.c 2006-03-06 10:42:59.000000000 -0800 +++ aic94xx-sas-2.6-patched/drivers/scsi/sas/sas_scsi_host.c 2006-03-07 15:42:07.000000000 -0800 @@ -585,10 +585,6 @@ int sas_slave_configure(struct scsi_devi scsi_deactivate_tcq(scsi_dev, 1); } - if (rdev->I_T_nexus_loss_timeout > 0) - scsi_dev->timeout = HZ + - msecs_to_jiffies(rdev->I_T_nexus_loss_timeout); - return 0; } - : send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
