Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread leo . yan
On Thu, Dec 13, 2018 at 10:26:33AM -0300, Arnaldo Carvalho de Melo wrote: > Em Thu, Dec 13, 2018 at 10:21:26AM -0300, Arnaldo Carvalho de Melo escreveu: > > Em Thu, Dec 13, 2018 at 09:09:49PM +0800, leo@linaro.org escreveu: > > > Thanks a lot for helping. If you prefer me to resend the patch

Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread Arnaldo Carvalho de Melo
Em Thu, Dec 13, 2018 at 10:21:26AM -0300, Arnaldo Carvalho de Melo escreveu: > Em Thu, Dec 13, 2018 at 09:09:49PM +0800, leo@linaro.org escreveu: > > Thanks a lot for helping. If you prefer me to resend the patch set, > > also let me know. > > I can fix it, here. Can I take a look at the

Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread leo . yan
On Thu, Dec 13, 2018 at 10:21:26AM -0300, Arnaldo Carvalho de Melo wrote: [...] > > > commit 148068b45fe2e93b19c06cfc1140ea12ca72eb59 > > > Author: Leo Yan > > > Date: Tue Dec 11 15:38:26 2018 +0800 > > > > > > perf cs-etm: Treat NO_SYNC element as trace discontinuity > > > > > >

Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread Arnaldo Carvalho de Melo
Em Thu, Dec 13, 2018 at 09:09:49PM +0800, leo@linaro.org escreveu: > Hi Arnaldo, > > On Thu, Dec 13, 2018 at 09:41:54AM -0300, Arnaldo Carvalho de Melo wrote: > > Em Thu, Dec 13, 2018 at 09:38:54AM -0300, Arnaldo Carvalho de Melo escreveu: > > > Em Tue, Dec 11, 2018 at 03:38:26PM +0800, Leo

Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread leo . yan
Hi Arnaldo, On Thu, Dec 13, 2018 at 09:41:54AM -0300, Arnaldo Carvalho de Melo wrote: > Em Thu, Dec 13, 2018 at 09:38:54AM -0300, Arnaldo Carvalho de Melo escreveu: > > Em Tue, Dec 11, 2018 at 03:38:26PM +0800, Leo Yan escreveu: > > > CoreSight tracer driver might insert barrier packet between

Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread Arnaldo Carvalho de Melo
Em Thu, Dec 13, 2018 at 09:38:54AM -0300, Arnaldo Carvalho de Melo escreveu: > Em Tue, Dec 11, 2018 at 03:38:26PM +0800, Leo Yan escreveu: > > CoreSight tracer driver might insert barrier packet between different > > buffers, thus the decoder can spot the boundaries based on the barrier > >

Re: [PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-13 Thread Arnaldo Carvalho de Melo
Em Tue, Dec 11, 2018 at 03:38:26PM +0800, Leo Yan escreveu: > CoreSight tracer driver might insert barrier packet between different > buffers, thus the decoder can spot the boundaries based on the barrier > packet; the decoder is possible to hit a barrier packet and emit a > NO_SYNC element, then

[PATCH v3 6/8] perf cs-etm: Treat NO_SYNC element as trace discontinuity

2018-12-10 Thread Leo Yan
CoreSight tracer driver might insert barrier packet between different buffers, thus the decoder can spot the boundaries based on the barrier packet; the decoder is possible to hit a barrier packet and emit a NO_SYNC element, then the decoder will find a periodic synchronisation point inside that