linux-kernel - Re: PREEMPT_RT causes scheduling errors with f

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Date:   Sun, 6 Mar 2022 18:57:08 +0800
From:   Yunhao Tian <t123yh.xyz@...il.com>
To:     Greg KH <gregkh@...uxfoundation.org>
Cc:     linux-rt-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-usb@...r.kernel.org
Subject: Re: PREEMPT_RT causes scheduling errors with f_rndis USB gadget

Greg KH <gregkh@...uxfoundation.org> 于2022年3月6日周日 18:36写道：
>
> On Sun, Mar 06, 2022 at 06:17:54PM +0800, Yunhao Tian wrote:
> > Hi everyone,
> >
> > I'm using Linux 5.15.24-rt31 kernel with PREEMPT_RT enabled, on my
> > RK3308 board. I set up f_rndis gadget with the following script, and
> > plugged my board to a x86 Linux computer running 5.15.25 kernel:
>
> Does the same thing happen with the non-rt kernel?
>
> thanks,
>
> greg k-h

Hi Greg,

Thanks for your reply!

This doesn't happen to non-rt kernel. It will only happen when
PREEMPT_RT is turned on, with rt kernel.

Regards,
Yunhao