Re: [PATCH v4 3/3] usb: xhci: remove stop device and ring doorbell in hub control and bus suspend

[Greg Kroah-Hartman]

On Fri, May 08, 2015 at 06:26:28PM +0800, Lu Baolu wrote:
> There is no need to call xhci_stop_device() and xhci_ring_device() in
> hub control and bus suspend functions since all device suspend and
> resume have been notified through device_suspend/device_resume interfaces.

Does this mean that after patch 2, things are broken and require this
patch to prevent problems?

I don't want to have any patch to make the system unstable.

thanks,

greg k-h
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