Re: [PATCH] tools:perf:scripts:python:intel-pt-events del unusedvar

From: Alexander Pantyukhin
Date: Sat Jan 14 2023 - 08:11:04 EST


Hello!

>
> On 6/01/23 23:56, Alexander Pantyukhin wrote:
> > The event_attr is never used later, the var is ok be deleted.
> > Additional code simplification is to substitute string slice comparison
> > with "substring" function. This case no need to know the length specific
> > words.
> >
> > Signed-off-by: Alexander Pantyukhin <apantykhin@xxxxxxxxx>
> > ---
> > tools/perf/scripts/python/intel-pt-events.py | 5 ++---
> > 1 file changed, 2 insertions(+), 3 deletions(-)
> >
> > diff --git a/tools/perf/scripts/python/intel-pt-events.py b/tools/perf/scripts/python/intel-pt-events.py
> > index 08862a2582f4..28d08e2fb7cd 100644
> > --- a/tools/perf/scripts/python/intel-pt-events.py
> > +++ b/tools/perf/scripts/python/intel-pt-events.py
> > @@ -340,7 +340,6 @@ def print_srccode(comm, param_dict, sample, symbol, dso, with_insn):
> > print(start_str, src_str)
> >
> > def do_process_event(param_dict):
> > - event_attr = param_dict["attr"]
>
> Should really be moved to the "Unused fields:" comment
> section a few lines below.

Fixed in the patch v2.

>
> > sample = param_dict["sample"]
> > raw_buf = param_dict["raw_buf"]
> > comm = param_dict["comm"]
> > @@ -359,13 +358,13 @@ def do_process_event(param_dict):
> > print(glb_switch_str[cpu])
> > del glb_switch_str[cpu]
> >
> > - if name[0:12] == "instructions":
> > + if name.startswith("instructions"):
> > if glb_src:
> > print_srccode(comm, param_dict, sample, symbol, dso, True)
> > else:
> > print_instructions_start(comm, sample)
> > print_common_ip(param_dict, sample, symbol, dso)
> > - elif name[0:8] == "branches":
> > + elif name.startswith("branches"):
> > if glb_src:
> > print_srccode(comm, param_dict, sample, symbol, dso, False)
> > else:
>