Messages in this thread | | | Date | Tue, 13 Oct 2009 08:13:23 +0200 | From | Ingo Molnar <> | Subject | Re: [GIT PULL] tracing/kprobes: Syntax updates, introduce perf probe |
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* Frederic Weisbecker <fweisbec@gmail.com> wrote:
> Ingo, > > I've tested a little this set and it seems to work well. I can't test > the C expression parser (need some libdwarf cross-version > compatiblity), but I can create kprobes via low-level parameters, then > launch perf record and perf trace successfully. I'll need to update > perf trace to handle variables that start with '$' characters though. > > Anyway, it's still unstable but I guess pulling it would help Masami > to continue without the need to handle the whole batch. > > Please pull the tracing/kprobes branch that can be found at: > > git://git.kernel.org/pub/scm/linux/kernel/git/frederic/random-tracing.git > tracing/kprobes
Pulled, thanks Frederic.
> Documentation/trace/kprobetrace.txt | 27 +- > kernel/trace/trace_kprobe.c | 160 +++++--- > tools/perf/Makefile | 10 + > tools/perf/builtin-probe.c | 386 +++++++++++++++++++ > tools/perf/builtin.h | 1 + > tools/perf/perf.c | 1 + > tools/perf/util/probe-finder.c | 690 +++++++++++++++++++++++++++++++++++ > tools/perf/util/probe-finder.h | 70 ++++ > 8 files changed, 1271 insertions(+), 74 deletions(-) > create mode 100644 tools/perf/builtin-probe.c > create mode 100644 tools/perf/util/probe-finder.c > create mode 100644 tools/perf/util/probe-finder.h
Hm, there's no x86 decoder change here - does this lot fixes the instruction decoder bug i reported some time ago? That is which keeps tracing/kprobes out of tip:master.
Ingo
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