Messages in this thread | | | Date | Tue, 18 Aug 2020 13:59:06 +0200 | From | Johannes Hirte <> | Subject | Re: [PATCH v2] HID: usbhid: do not sleep when opening device |
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On 2020 Jun 09, Dmitry Torokhov wrote: > usbhid tries to give the device 50 milliseconds to drain its queues when > opening the device, but dies it naively by simply sleeping in open handler, > which slows down device probing (and thus may affect overall boot time). > > However we do not need to sleep as we can instead mark a point of time in > the future when we should start processing the events. > > Reported-by: Nicolas Boichat <drinkcat@chromium.org> > Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> > --- >
This change breaks various Logitech devices: https://bugzilla.kernel.org/show_bug.cgi?id=208935
-- Regards, Johannes Hirte
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