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| author |   Swen Schillig <swen@vnet.ibm.com> | 2008-10-01 12:42:25 +0200 |
|---|---|---|
| committer |   James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-10-03 12:11:56 -0500 |
| commit | 091694a556d168dc9df4d79e3a40116550b183cf (patch) | |
| tree | d682fea39421269f67287e5dee5c6048247f08dc /drivers/s390/scsi/zfcp_erp.c | |
| parent | [SCSI] zfcp: fix erp list usage without using locks (diff) | |
| download | linux-dev-091694a556d168dc9df4d79e3a40116550b183cf.tar.xz linux-dev-091694a556d168dc9df4d79e3a40116550b183cf.zip | |
[SCSI] zfcp: wait on SCSI work to be finished before proceeding with init dev
Due to the character of a scheduled work we cannot guarantee the
LUN register to be finished before an initial device tries to use it.
Therefor we have to wait for PENDING_SCSI_WORK flag to be cleared
before proceeding.
Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/s390/scsi/zfcp_erp.c')
| -rw-r--r-- | drivers/s390/scsi/zfcp_erp.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 4539530768a2..26049c663438 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -1189,6 +1189,7 @@ static void zfcp_erp_scsi_scan(struct work_struct *work) scsilun_to_int((struct scsi_lun *)&unit->fcp_lun), 0); atomic_clear_mask(ZFCP_STATUS_UNIT_SCSI_WORK_PENDING, &unit->status); zfcp_unit_put(unit); + wake_up(&unit->port->adapter->erp_done_wqh); kfree(p); } |