linux-kernel - Re: [PATCH v3 35/36] usb/gadget/NCM: Replace tasklet with softirq hrtimer

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Date:   Thu, 7 Dec 2017 08:35:37 +0100 (CET)
From:   Anna-Maria Gleixner <anna-maria@...utronix.de>
To:     Felipe Balbi <balbi@...nel.org>
cc:     LKML <linux-kernel@...r.kernel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>, keescook@...omium.org,
        Christoph Hellwig <hch@....de>,
        John Stultz <john.stultz@...aro.org>, linux-usb@...r.kernel.org
Subject: Re: [PATCH v3 35/36] usb/gadget/NCM: Replace tasklet with softirq
 hrtimer

On Mon, 4 Dec 2017, Felipe Balbi wrote:

> Anna-Maria Gleixner <anna-maria@...utronix.de> writes:
> 
> > From: Thomas Gleixner <tglx@...utronix.de>
> >
> > The tx_tasklet tasklet is used in invoke the hrtimer (task_timer) in
> > softirq context. This can be also achieved without the tasklet but
> > with HRTIMER_MODE_SOFT as hrtimer mode.
> >
> > Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> > Signed-off-by: Anna-Maria Gleixner <anna-maria@...utronix.de>
> > Cc: Felipe Balbi <balbi@...nel.org>
> > Cc: linux-usb@...r.kernel.org
> 
> This doesn't compile, so I'm assuming it depends on previous patches on
> this series?

Yes, you are right. It depends on the patches for the softirq context
hrtimer rework.

> 
> In that case:
> 
> Acked-by: Felipe Balbi <felipe.balbi@...ux.intel.com>
> 
> -- 
> balbi
>