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authorCornelia Huck <cornelia.huck@de.ibm.com>2007-11-20 11:13:41 +0100
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2007-11-20 11:13:49 +0100
commitc5d4a9997b4b2ec71cff0b219f05c6bc51f3fc79 (patch)
treef9a8b703f33d4593ea4f7f1b628ef9e90fe74bfd /drivers
parent06770a6e7d26ba980055caff815b9b3f5322c9db (diff)
[S390] cio: Register/unregister subchannels only from kslowcrw.
Make sure all subchannel handling is done on the slow path workqueue so that we don't have races between an old subchannel unregistering and a new subchannel with the same name registering. Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/s390/cio/css.c2
-rw-r--r--drivers/s390/cio/device_fsm.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 838f7ac0dc3..6db31089d2d 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -483,7 +483,7 @@ static DECLARE_WORK(css_reprobe_work, reprobe_all);
void css_schedule_reprobe(void)
{
need_reprobe = 1;
- queue_work(ccw_device_work, &css_reprobe_work);
+ queue_work(slow_path_wq, &css_reprobe_work);
}
EXPORT_SYMBOL_GPL(css_schedule_reprobe);
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index 8867443b806..bfad421cda6 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -1034,7 +1034,7 @@ device_trigger_reprobe(struct subchannel *sch)
if (sch->schib.pmcw.dev != cdev->private->dev_id.devno) {
PREPARE_WORK(&cdev->private->kick_work,
ccw_device_move_to_orphanage);
- queue_work(ccw_device_work, &cdev->private->kick_work);
+ queue_work(slow_path_wq, &cdev->private->kick_work);
} else
ccw_device_start_id(cdev, 0);
}