netdev - Re: [PATCH 0/2] net: davinci_cpdma: reduce latency on -rt

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Message-ID: <f546b5f0-1da6-2c16-647a-33bb8692b753@ti.com>
Date:	Tue, 26 Jul 2016 17:36:49 +0300
From:	Grygorii Strashko <grygorii.strashko@...com>
To:	Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
	Mugunthan V N <mugunthanvnm@...com>
CC:	<linux-omap@...r.kernel.org>, <netdev@...r.kernel.org>,
	<kernel@...gutronix.de>
Subject: Re: [PATCH 0/2] net: davinci_cpdma: reduce latency on -rt

On 07/26/2016 03:02 PM, Uwe Kleine-König wrote:
> Hello,
>
> these patches are based on next-20160726. I didn't check yet how latency
> improves by using these patches, but even if the improvment is small,
> it's still a good idea to have them.

Sry, but how this will affect on -RT? This is not a raw locks, so
they will be converted to rt-mutexes which are sleepable.
Or I've missed smth?

>
> A second pair of eyes checking what I did would be great.
>
> Best regards
> Uwe
>
>
> Uwe Kleine-König (2):
>   net: davinci_cpdma: reduce time holding ctlr->lock in
>     cpdma_control_set
>   net: davinci_cpdma: reduce time holding chan->lock in
>     cpdma_chan_submit
>
>  drivers/net/ethernet/ti/davinci_cpdma.c | 58 ++++++++++++++++-----------------
>  1 file changed, 29 insertions(+), 29 deletions(-)
>


-- 
regards,
-grygorii