[PATCH] Staging: comedi: dyna_pci10xx: replace semaphore with mutex

[Ian Abbott]

On 09/06/11 12:52, Prashant P. Shah wrote:
> -	sema_init(&devpriv->sem, 1);
> +	mutex_init(&devpriv->mutex);
>  	dev->board_ptr = &boardtypes[board_index];
>  	devpriv->pci_dev = pcidev;

You could call mutex_destroy() in your _detach routine as well.  It's
used for debugging mutexes:

static int dyna_pci10xx_detach(struct comedi_device *dev)
{
	if (devpriv && devpriv->pci_dev) {
		comedi_pci_disable(devpriv->pci_dev);
		mutex_destroy(&devpriv->mutex);
	}
	return 0;
}

-- 
-=( Ian Abbott @ MEV Ltd.    E-mail: <abbotti at mev.co.uk>        )=-
-=( Tel: +44 (0)161 477 1898   FAX: +44 (0)161 718 3587         )=-