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| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2007-03-05 23:36:02 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2007-03-05 23:36:02 +0100 |
| commit | 2470b648e17e0216922bb78c7f05b4668402459a (patch) | |
| tree | 9abfcde8b3e9e6c9cfa8713da4e5ad245fe6afbd /drivers/s390/cio | |
| parent | 7c8427c3fa1b2e77c5bd8cf219c1d55dccd0f167 (diff) | |
| download | linux-2470b648e17e0216922bb78c7f05b4668402459a.tar.gz linux-2470b648e17e0216922bb78c7f05b4668402459a.tar.bz2 linux-2470b648e17e0216922bb78c7f05b4668402459a.zip | |
[S390] cio: Call cancel_halt_clear even when actl == 0.
The subchannel may just be status pending, even with actl == 0. We
must go through the cancel_halt_clear procedure to put the subchannel
into a defined state.
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/cio')
| -rw-r--r-- | drivers/s390/cio/device_fsm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c index 5172060acdbe..089a3ddd6265 100644 --- a/drivers/s390/cio/device_fsm.c +++ b/drivers/s390/cio/device_fsm.c @@ -144,8 +144,8 @@ ccw_device_cancel_halt_clear(struct ccw_device *cdev) ret = stsch(sch->schid, &sch->schib); if (ret || !sch->schib.pmcw.dnv) return -ENODEV; - if (!sch->schib.pmcw.ena || sch->schib.scsw.actl == 0) - /* Not operational or no activity -> done. */ + if (!sch->schib.pmcw.ena) + /* Not operational -> done. */ return 0; /* Stage 1: cancel io. */ if (!(sch->schib.scsw.actl & SCSW_ACTL_HALT_PEND) && |