Re: [PATCH 10/19] perf ftrace: add support for trace option funcgraph-tail

2020-06-25 Thread Changbin Du
Hi Arnaldo, First appologize for so long dealy! Maybe you have forgot the context of this serias ;) On Wed, May 20, 2020 at 06:05:09PM -0300, Arnaldo Carvalho de Melo wrote: > Em Sun, May 10, 2020 at 11:06:19PM +0800, Changbin Du escreveu: > > This adds an option '--funcgraph-tail' for function

Re: [PATCH 10/19] perf ftrace: add support for trace option funcgraph-tail

2020-05-30 Thread Namhyung Kim
On Thu, May 21, 2020 at 6:05 AM Arnaldo Carvalho de Melo wrote: > > Em Sun, May 10, 2020 at 11:06:19PM +0800, Changbin Du escreveu: > > This adds an option '--funcgraph-tail' for function graph tracer. > > And I think we should make these available in a compact way, as Intel PT > has, i.e. instead

Re: [PATCH 10/19] perf ftrace: add support for trace option funcgraph-tail

2020-05-20 Thread Arnaldo Carvalho de Melo
Em Sun, May 10, 2020 at 11:06:19PM +0800, Changbin Du escreveu: > This adds an option '--funcgraph-tail' for function graph tracer. And I think we should make these available in a compact way, as Intel PT has, i.e. instead of doing something like: --function-graph-options nosleep_time,noirqs,n

Re: [PATCH 10/19] perf ftrace: add support for trace option funcgraph-tail

2020-05-20 Thread Arnaldo Carvalho de Melo
Em Sun, May 10, 2020 at 11:06:19PM +0800, Changbin Du escreveu: > This adds an option '--funcgraph-tail' for function graph tracer. Ditto > Signed-off-by: Changbin Du > --- > tools/perf/builtin-ftrace.c | 20 > 1 file changed, 20 insertions(+) > > diff --git a/tools/perf/

[PATCH 10/19] perf ftrace: add support for trace option funcgraph-tail

2020-05-10 Thread Changbin Du
This adds an option '--funcgraph-tail' for function graph tracer. Signed-off-by: Changbin Du --- tools/perf/builtin-ftrace.c | 20 1 file changed, 20 insertions(+) diff --git a/tools/perf/builtin-ftrace.c b/tools/perf/builtin-ftrace.c index 20bc14d6c5fb..2ef5d1c4b23c 100644