[S390] cio: allow setting not-operational devices offline
Accept a request for setting a not-operational device offline. This way, users can remove devices from Linux which would otherwise remain unusable until reboot. Signed-off-by: Peter Oberparleiter <peter.oberparleiter@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -529,11 +529,10 @@ static ssize_t online_store (struct device *dev, struct device_attribute *attr,
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int force, ret;
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unsigned long i;
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if ((cdev->private->state != DEV_STATE_OFFLINE &&
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cdev->private->state != DEV_STATE_ONLINE &&
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cdev->private->state != DEV_STATE_BOXED &&
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cdev->private->state != DEV_STATE_DISCONNECTED) ||
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atomic_cmpxchg(&cdev->private->onoff, 0, 1) != 0)
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if (!dev_fsm_final_state(cdev) &&
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cdev->private->state != DEV_STATE_DISCONNECTED)
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return -EAGAIN;
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if (atomic_cmpxchg(&cdev->private->onoff, 0, 1) != 0)
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return -EAGAIN;
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if (cdev->drv && !try_module_get(cdev->drv->owner)) {
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