From: Greg KH <gregkh@linuxfoundation.org>
To: Yunhao Tian <t123yh.xyz@gmail.com>
Cc: linux-rt-users@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-usb@vger.kernel.org
Subject: Re: PREEMPT_RT causes scheduling errors with f_rndis USB gadget
Date: Sun, 6 Mar 2022 13:11:58 +0100 [thread overview]
Message-ID: <YiSlDqqk0gnUouWd@kroah.com> (raw)
In-Reply-To: <CAFQXTv1CACLRB-Tx07pR4xFNQncdq=i7Q7=vQzgD3hpdehr7cQ@mail.gmail.com>
On Sun, Mar 06, 2022 at 06:57:08PM +0800, Yunhao Tian wrote:
> Greg KH <gregkh@linuxfoundation.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.
Great, thanks for letting us know. I'll let you work this out with the
-rt developers :)
next prev parent reply other threads:[~2022-03-06 12:12 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-06 10:17 PREEMPT_RT causes scheduling errors with f_rndis USB gadget Yunhao Tian
2022-03-06 10:35 ` Greg KH
2022-03-06 10:57 ` Yunhao Tian
2022-03-06 12:11 ` Greg KH [this message]
2022-03-07 8:55 ` Sebastian Andrzej Siewior
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