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| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2006-10-27 12:39:17 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2006-10-27 12:39:17 +0200 |
| commit | c2b1449bd1fd73103ed5ff1a28d8f7cbc8a01b52 (patch) | |
| tree | d3008cd4f9fb674fbf764823bc5e20263c5d3322 /drivers/s390/cio/css.c | |
| parent | [S390] Initialize interval value to 0. (diff) | |
| download | linux-c2b1449bd1fd73103ed5ff1a28d8f7cbc8a01b52.tar.xz linux-c2b1449bd1fd73103ed5ff1a28d8f7cbc8a01b52.zip | |
[S390] cio: css_probe_device() must be called enabled.
Move css_probe_device() behind giving up the lock for the old subchannel
in css_evaluate_known_subchannel() so we aren't disabled when we call it.
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/css.c')
| -rw-r--r-- | drivers/s390/cio/css.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index a2dee5bf5a17..ad7f7e1c0163 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -271,10 +271,6 @@ static int css_evaluate_known_subchannel(struct subchannel *sch, int slow) /* Reset intparm to zeroes. */ sch->schib.pmcw.intparm = 0; cio_modify(sch); - - /* Probe if necessary. */ - if (action == UNREGISTER_PROBE) - ret = css_probe_device(sch->schid); break; case REPROBE: device_trigger_reprobe(sch); @@ -283,6 +279,9 @@ static int css_evaluate_known_subchannel(struct subchannel *sch, int slow) break; } spin_unlock_irqrestore(&sch->lock, flags); + /* Probe if necessary. */ + if (action == UNREGISTER_PROBE) + ret = css_probe_device(sch->schid); return ret; } |