diff options
author | Saurav Kashyap <skashyap@marvell.com> | 2021-01-11 12:31:28 +0300 |
---|---|---|
committer | Martin K. Petersen <martin.petersen@oracle.com> | 2021-01-13 08:25:19 +0300 |
commit | dbf1f53cfd238090c69f92725b91208b97eb53fe (patch) | |
tree | d46e4bcfebe1e440572a2071d26541dfb8f9a697 /drivers/scsi/qla2xxx/qla_attr.c | |
parent | ac341c2d2f1f72bc48e7950bb648466d015e657d (diff) | |
download | linux-dbf1f53cfd238090c69f92725b91208b97eb53fe.tar.xz |
scsi: qla2xxx: Implementation to get and manage host, target stats and initiator port
This statistics will help in debugging process and checking specific error
counts. It also provides a capability to isolate the port or bring it out
of isolation.
Link: https://lore.kernel.org/r/20210111093134.1206-2-njavali@marvell.com
Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_attr.c')
-rw-r--r-- | drivers/scsi/qla2xxx/qla_attr.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index ab45ac1e5a72..63391c9be05d 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -710,6 +710,12 @@ qla2x00_sysfs_write_reset(struct file *filp, struct kobject *kobj, ql_log(ql_log_info, vha, 0x706e, "Issuing ISP reset.\n"); + if (vha->hw->flags.port_isolated) { + ql_log(ql_log_info, vha, 0x706e, + "Port is isolated, returning.\n"); + return -EINVAL; + } + scsi_block_requests(vha->host); if (IS_QLA82XX(ha)) { ha->flags.isp82xx_no_md_cap = 1; @@ -2717,6 +2723,9 @@ qla2x00_issue_lip(struct Scsi_Host *shost) if (IS_QLAFX00(vha->hw)) return 0; + if (vha->hw->flags.port_isolated) + return 0; + qla2x00_loop_reset(vha); return 0; } |