Comment # 3 on bug 1132308 from heming zhao

from comment #0 info:
```
 device-mapper: reload ioctl on  (254:4) failed: Input/output error
  Failed to lock logical volume some_data/some_data_lv.
  Aborting. Manual intervention required.
```

_lv_create_an_lv
 +-> lv_update_and_reload
 |    +-> _lv_update_and_reload
 |        +-> suspend_lv => _do_dm_ioctl() => log:
 |        |    device-mapper: reload ioctl on  (254:4) failed: Input/output
error
 |        +-> log: Failed to lock logical volume some_data/some_data_lv.
 +-> log: "Aborting. Manual intervention required."

This is very common error, the lvm log "reload ioctl on ..." responses kernel
dm layer: table_load()

For the too little info, I closed this bug for noresponse. If the bug reporter
still interesting the fix, please provide info which I said in comment #2.

and please also provide below commands output:
dmsetup ls --tree
dmsetup table
dmsetup status
lsof /dev/some_data/some_data_lv

Thank you.