On Fri, 2018-01-26 at 17:58 +0100, Michal Suchanek wrote:
> +static int cdrom_tray_close(struct cdrom_device_info *cdi)
> +{
> + int ret;
> +
> + ret = cdi->ops->tray_move(cdi, 0);
> + if (ret || !cdi->ops->drive_status)
> + return ret;
> +
> + return poll_event_interruptible(CDS_TRAY_OPEN !=
> + cdi->ops->drive_status(cdi, CDSL_CURRENT), 500);
> +}
> +
> static
> int open_for_common(struct cdrom_device_info *cdi, tracktype *tracks)
> {
> @@ -1048,7 +1062,9 @@ int open_for_common(struct cdrom_device_info *cdi, tracktype *tracks)
> if (CDROM_CAN(CDC_CLOSE_TRAY) &&
> cdi->options & CDO_AUTO_CLOSE) {
> cd_dbg(CD_OPEN, "trying to close the tray\n");
> - ret = cdo->tray_move(cdi, 0);
> + ret = cdrom_tray_close(cdi);
> + if (ret == -ERESTARTSYS)
> + return ret;
> if (ret) {
> cd_dbg(CD_OPEN, "bummer. tried to close the tray but failed.\n");
> /* Ignore the error from the low
> @@ -2312,7 +2328,8 @@ static int cdrom_ioctl_closetray(struct cdrom_device_info *cdi)
>
> if (!CDROM_CAN(CDC_CLOSE_TRAY))
> return -ENOSYS;
> - return cdi->ops->tray_move(cdi, 0);
> +
> + return cdrom_tray_close(cdi);
> }
So this patch changes code that does not wait into code that potentially waits
forever? Sorry but I don't think that's ideal. Please make sure that after a
certain time (a few seconds?) the loop finishes.
Thanks,
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