diff options
| author | Stefan Haberland <stefan.haberland@de.ibm.com> | 2011-10-30 15:17:09 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-10-30 15:16:45 +0100 |
| commit | c8d1c0ff840bbf06c60ff4235202a4b1457d8f59 (patch) | |
| tree | b183231aa76a1268141c68cf8566f9e07915800b /drivers/s390/block/dasd.c | |
| parent | 6ffed94ea73c0c15e3201d4d479b6efe8343fb96 (diff) | |
[S390] dasd: prevent path verification before resume
Mark the device as suspended and delay execution of the path
verification worker to prevent mix-up.
Signed-off-by: Stefan Haberland <stefan.haberland@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/block/dasd.c')
| -rw-r--r-- | drivers/s390/block/dasd.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index ce2a780a9ea8..65894f05a801 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -3289,6 +3289,9 @@ int dasd_generic_pm_freeze(struct ccw_device *cdev) if (IS_ERR(device)) return PTR_ERR(device); + /* mark device as suspended */ + set_bit(DASD_FLAG_SUSPENDED, &device->flags); + if (device->discipline->freeze) rc = device->discipline->freeze(device); @@ -3363,6 +3366,7 @@ int dasd_generic_restore_device(struct ccw_device *cdev) if (device->block) dasd_schedule_block_bh(device->block); + clear_bit(DASD_FLAG_SUSPENDED, &device->flags); dasd_put_device(device); return 0; } |