Re: [PATCH v1 1/2] usb: gadget: dummy_hcd: Switch to hrtimer transfer scheduler

From: Alan Stern
Date: Thu Apr 11 2024 - 13:52:14 EST


On Thu, Apr 11, 2024 at 05:22:10PM +0200, Marcello Sylvester Bauer wrote:
> The dummy_hcd transfer scheduler assumes that the internal kernel timer
> frequency is set to 1000Hz to give a polling interval of 1ms. Reducing
> the timer frequency will result in an anti-proportional reduction in
> transfer performance. Switch to a hrtimer to decouple this association.
>
> Signed-off-by: Marcello Sylvester Bauer <marcello.bauer@xxxxxxxxxxxxx>
> Signed-off-by: Marcello Sylvester Bauer <sylv@xxxxxxx>
> ---

Reviewed-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>