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

2016-07-28 Thread Uwe Kleine-König
Hello Grygorii, On Thu, Jul 28, 2016 at 12:34:19PM +0300, Grygorii Strashko wrote: > Thanks. I've just wanted to have clear understanding of the [possible] issue. > And I'd be appreciated if you could share and measurement results if you have. I didn't measure anything (yet), just considered thes

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

2016-07-28 Thread Grygorii Strashko
On 07/27/2016 05:38 PM, Uwe Kleine-König wrote: > Hello, > > On Wed, Jul 27, 2016 at 05:11:54PM +0300, Grygorii Strashko wrote: >> On 07/27/2016 10:03 AM, Uwe Kleine-König wrote: >>> On Tue, Jul 26, 2016 at 05:36:49PM +0300, Grygorii Strashko wrote: On 07/26/2016 03:02 PM, Uwe Kleine-König wr

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

2016-07-27 Thread Uwe Kleine-König
Hello, On Wed, Jul 27, 2016 at 05:11:54PM +0300, Grygorii Strashko wrote: > On 07/27/2016 10:03 AM, Uwe Kleine-König wrote: > > On Tue, Jul 26, 2016 at 05:36:49PM +0300, Grygorii Strashko wrote: > >> On 07/26/2016 03:02 PM, Uwe Kleine-König wrote: > >>> Hello, > >>> > >>> these patches are based o

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

2016-07-27 Thread Grygorii Strashko
On 07/27/2016 10:03 AM, Uwe Kleine-König wrote: > On Tue, Jul 26, 2016 at 05:36:49PM +0300, Grygorii Strashko wrote: >> 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, bu

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

2016-07-27 Thread Uwe Kleine-König
On Tue, Jul 26, 2016 at 05:36:49PM +0300, Grygorii Strashko wrote: > 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 goo

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

2016-07-26 Thread Grygorii Strashko
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 loc

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

2016-07-26 Thread Uwe Kleine-König
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. A second pair of eyes checking what I did would be great. Best regards Uwe Uwe Kleine-König (2): net: dav