On Thu, 22 Sep 2016 10:54:06 +0200
Peter Zijlstra wrote:
> On Wed, Sep 21, 2016 at 01:43:24PM +0900, Masami Hiramatsu wrote:
> > On Wed, 21 Sep 2016 12:37:59 +0900
> > Masami Hiramatsu wrote:
>
> > Hmm, I found there are 3 issues in perf-probe to define event on C++ libs.
> >
> > 1) No mangle/
On Wed, Sep 21, 2016 at 01:43:24PM +0900, Masami Hiramatsu wrote:
> On Wed, 21 Sep 2016 12:37:59 +0900
> Masami Hiramatsu wrote:
> Hmm, I found there are 3 issues in perf-probe to define event on C++ libs.
>
> 1) No mangle/demangle symbol support. This needs a) fix option parser to
>accept C
On Wed, 21 Sep 2016 12:37:59 +0900
Masami Hiramatsu wrote:
> On Tue, 20 Sep 2016 01:32:04 +0200 (CEST)
> Thomas Gleixner wrote:
>
> > Masami,
> >
> > On Tue, 20 Sep 2016, Masami Hiramatsu wrote:
> > > Hmm, could you try to find mangled symbol from the library as below?
> > >
> > > ./perf prob
On Tue, 20 Sep 2016 01:32:04 +0200 (CEST)
Thomas Gleixner wrote:
> Masami,
>
> On Tue, 20 Sep 2016, Masami Hiramatsu wrote:
> > Hmm, could you try to find mangled symbol from the library as below?
> >
> > ./perf probe -x /usr/lib64/libstdc++.so.6 -F \*
> >
> > And also try to do adding probe w
Masami,
On Tue, 20 Sep 2016, Masami Hiramatsu wrote:
> Hmm, could you try to find mangled symbol from the library as below?
>
> ./perf probe -x /usr/lib64/libstdc++.so.6 -F \*
>
> And also try to do adding probe with -v option again?
>
> In my case, I could find the mangled symbol, but failed t
On Mon, 19 Sep 2016 11:54:02 +0200
Jiri Olsa wrote:
> hi,
> Thomas reported failure to add an uprobe on libstdc++.so.6 like:
>
> [jolsa@krava perf]$ sudo ./perf probe -x /usr/lib64/libstdc++.so.6
> 'std::ostream::flush'
> Semantic error :There is non-digit char in line number.
> Error: Comman
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