Messages in this thread | | | Subject | Re: [PATCH v1 2/4] perf script: Add "struct machine" parameter to process_event callback | From | German Gomez <> | Date | Fri, 3 Dec 2021 12:00:26 +0000 |
| |
Hi Athira,
On 02/12/2021 16:03, Athira Rajeev wrote: > >> On 01-Dec-2021, at 6:03 PM, German Gomez <german.gomez@arm.com> wrote: >> >> Include a "struct machine*" parameter to the process_event callback in >> the scripting layer. This will allow access to the perf_env from within >> this callback. >> >> Followup patches will build on top of this to report the correct name of >> the registers in a perf.data file, consistently with the architecture >> the file was recorded in. >> >> Signed-off-by: German Gomez <german.gomez@arm.com> >> --- >> tools/perf/builtin-script.c | 2 +- >> .../util/scripting-engines/trace-event-perl.c | 3 ++- >> .../scripting-engines/trace-event-python.c | 23 +++++++++++-------- >> tools/perf/util/trace-event-scripting.c | 3 ++- >> tools/perf/util/trace-event.h | 3 ++- >> 5 files changed, 21 insertions(+), 13 deletions(-) >> >> diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c >> index 9434367af..711132f0b 100644 >> --- a/tools/perf/builtin-script.c >> +++ b/tools/perf/builtin-script.c >> @@ -2256,7 +2256,7 @@ static int process_sample_event(struct perf_tool *tool, >> thread__resolve(al.thread, &addr_al, sample); >> addr_al_ptr = &addr_al; >> } >> - scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr); >> + scripting_ops->process_event(event, sample, evsel, &al, addr_al_ptr, machine); > Hi, > > Looks like the patch is using “machine” to allow access to perf_env__arch and there by to get the “arch” value. > But can we use from evsel, like "perf_env__arch(evsel__env(evsel))” to get arch value instead of including new parameter for “struct machine” ? > > Thanks > Athira
Thanks for the suggestion. It looks like we can skip this patch if we can get the arch value that way.
Thanks! German
| |