Issue

• Storage lun not visible after attach and detach of fc cable in HBA.

Before removing HBA cable, lun connected on 2 HBA (HBA1 &2) with 8 sub paths.
# multipath -ll
dctreasuryonline (3600a0b80006e4d7c0000f2f850ac218d) dm-0 SUN,STK6580_6780^[[0m
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 rdac' wp=rw
|-+- policy='round-robin 0' prio=6 status=active
| |- 2:0:1:0 sdg 8:96  active ready running
| |- 1:0:2:0 sdd 8:48  active ready running
| |- 2:0:0:0 sdf 8:80  active ready running
| `- 1:0:1:0 sdc 8:32  active ready running
`-+- policy='round-robin 0' prio=1 status=enabled
  |- 1:0:0:0 sdb 8:16  active ghost running
  |- 2:0:2:0 sdh 8:112 active ghost running
  |- 1:0:3:0 sde 8:64  active ghost running
  `- 2:0:3:0 sdi 8:128 active ghost running

after reconnecting cable, new HBA added instead of HBA1.

# multipath -ll
dctreasuryonline (3600a0b80006e4d7c0000f2f850ac218d) dm-0 SUN,STK6580_6780
size=500G features='3 queue_if_no_path pg_init_retries 50' hwhandler='1 rdac' wp=rw
|-+- policy='round-robin 0' prio=6 status=active
| |- 2:0:1:0  sdg 8:96  active ready running
| `- 2:0:0:0  sdf 8:80  active ready running
`-+- policy='round-robin 0' prio=1 status=enabled
  |- 2:0:2:0  sdh 8:112 active ghost running
  |- 2:0:3:0  sdi 8:128 active ghost running
  `- 13:0:0:0 sdb 8:16  active ready running