Hi Oliver,
On Tuesday 01 July 2008, Oliver Neukum wrote:
> int uvc_status_resume(struct uvc_device *dev)
> {
> if (dev->int_urb == NULL)
> return 0;
>
> return usb_submit_urb(dev->int_urb, GFP_KERNEL);
> }
>
> Hi,
>
> if you are waking up from a system suspend, your swap device may still
> be asleep. Better use GFP_NOIO.
Thanks for the report.
I assume the same is true for the video resume path where I allocate and submit
the video data URBs. The amount of memory the driver allocates there is higher,
is there anything I should pay attention to to lower the memory pressure
introduced by GFP_NOIO ?
Best regards,
Laurent Pinchart
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