Revert "uio: use request_threaded_irq instead"
Since mutex lock in irq hanler is useless currently, here will
remove it together with it.
This reverts commit 9421e45f5f
.
Reported-by: james.r.harris@intel.com
CC: Ahsan Atta <ahsan.atta@intel.com>
Signed-off-by: Xiubo Li <xiubli@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
parent
9d3cce1e8b
commit
3d27c4de8d
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@ -443,13 +443,10 @@ static irqreturn_t uio_interrupt(int irq, void *dev_id)
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struct uio_device *idev = (struct uio_device *)dev_id;
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irqreturn_t ret;
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mutex_lock(&idev->info_lock);
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ret = idev->info->handler(irq, idev->info);
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if (ret == IRQ_HANDLED)
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uio_event_notify(idev->info);
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mutex_unlock(&idev->info_lock);
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return ret;
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}
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@ -969,9 +966,8 @@ int __uio_register_device(struct module *owner,
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* FDs at the time of unregister and therefore may not be
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* freed until they are released.
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*/
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ret = request_threaded_irq(info->irq, NULL, uio_interrupt,
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info->irq_flags, info->name, idev);
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ret = request_irq(info->irq, uio_interrupt,
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info->irq_flags, info->name, idev);
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if (ret)
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goto err_request_irq;
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}
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