From: Ian Rogers <irogers@google.com>
To: Jiri Olsa <jolsa@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Namhyung Kim <namhyung@kernel.org>,
Kan Liang <kan.liang@linux.intel.com>,
Andi Kleen <ak@linux.intel.com>,
Haiyan Song <haiyanx.song@intel.com>,
Jin Yao <yao.jin@linux.intel.com>,
Song Liu <songliubraving@fb.com>,
Ravi Bangoria <ravi.bangoria@linux.ibm.com>,
John Garry <john.garry@huawei.com>, Leo Yan <leo.yan@linaro.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Paul Clarke <pc@us.ibm.com>, LKML <linux-kernel@vger.kernel.org>,
linux-perf-users <linux-perf-users@vger.kernel.org>,
Stephane Eranian <eranian@google.com>
Subject: Re: [PATCH v2 05/11] perf expr: increase max other
Date: Thu, 23 Apr 2020 07:23:56 -0700 [thread overview]
Message-ID: <CAP-5=fU7=FvpRr+PMsc_xebiETBgbNcv7U2jX3pJT87X7LAdtQ@mail.gmail.com> (raw)
In-Reply-To: <20200423112915.GH1136647@krava>
On Thu, Apr 23, 2020 at 4:29 AM Jiri Olsa <jolsa@redhat.com> wrote:
>
> On Wed, Apr 22, 2020 at 03:04:24PM -0700, Ian Rogers wrote:
> > Large metrics such as Branch_Misprediction_Cost_SMT on x86 broadwell
> > need more space.
> >
> > Signed-off-by: Ian Rogers <irogers@google.com>
> > ---
> > tools/perf/util/expr.h | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h
> > index 0938ad166ece..4938bfc608b7 100644
> > --- a/tools/perf/util/expr.h
> > +++ b/tools/perf/util/expr.h
> > @@ -2,7 +2,7 @@
> > #ifndef PARSE_CTX_H
> > #define PARSE_CTX_H 1
> >
> > -#define EXPR_MAX_OTHER 20
> > +#define EXPR_MAX_OTHER 64
> > #define MAX_PARSE_ID EXPR_MAX_OTHER
> >
> > struct expr_parse_id {
> > --
> > 2.26.2.303.gf8c07b1a785-goog
> >
>
> ok, and we should probably start to think about what Andi suggested
> in here: https://lore.kernel.org/lkml/20200224210308.GQ160988@tassilo.jf.intel.com/
Agreed, a hash table would make sense. This was the smallest value
that would let the test on x86 pass.
Thanks,
Ian
> jirka
>
next prev parent reply other threads:[~2020-04-23 14:24 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-22 22:04 [PATCH v2 00/11] perf metric fixes and test Ian Rogers
2020-04-22 22:04 ` [PATCH v2 01/11] perf expr: unlimited escaped characters in a symbol Ian Rogers
2020-04-23 11:29 ` Jiri Olsa
2020-04-27 9:31 ` kajoljain
2020-04-22 22:04 ` [PATCH v2 02/11] perf metrics: fix parse errors in cascade lake metrics Ian Rogers
2020-04-22 22:04 ` [PATCH v2 03/11] perf metrics: fix parse errors in skylake metrics Ian Rogers
2020-04-22 22:04 ` [PATCH v2 04/11] perf expr: allow ',' to be an other token Ian Rogers
2020-04-23 11:29 ` Jiri Olsa
2020-04-22 22:04 ` [PATCH v2 05/11] perf expr: increase max other Ian Rogers
2020-04-23 11:29 ` Jiri Olsa
2020-04-23 14:23 ` Ian Rogers [this message]
2020-05-06 22:52 ` Ian Rogers
2020-04-22 22:04 ` [PATCH v2 06/11] perf expr: parse numbers as doubles Ian Rogers
2020-04-23 11:29 ` Jiri Olsa
2020-04-27 11:11 ` kajoljain
2020-04-27 18:03 ` Ian Rogers
2020-04-28 6:35 ` kajoljain
2020-04-22 22:04 ` [PATCH v2 07/11] perf expr: debug lex if debugging yacc Ian Rogers
2020-04-22 22:04 ` [PATCH v2 08/11] perf metrics: fix parse errors in power8 metrics Ian Rogers
2020-04-22 22:31 ` Paul Clarke
2020-04-22 22:46 ` Ian Rogers
2020-04-22 22:04 ` [PATCH v2 09/11] perf metrics: fix parse errors in power9 metrics Ian Rogers
2020-04-22 22:31 ` Paul Clarke
2020-04-22 22:04 ` [PATCH v2 10/11] perf expr: print a debug message for division by zero Ian Rogers
2020-04-23 11:28 ` Jiri Olsa
2020-04-23 14:16 ` Ian Rogers
2020-04-22 22:04 ` [PATCH v2 11/11] perf test: add expr test for pmu metrics Ian Rogers
2020-04-23 11:28 ` Jiri Olsa
2020-04-23 14:22 ` Ian Rogers
2020-04-23 15:11 ` John Garry
2020-04-23 16:21 ` Ian Rogers
2020-04-23 11:28 ` [PATCH v2 00/11] perf metric fixes and test Jiri Olsa
2020-04-23 13:44 ` Jin, Yao
2020-04-23 14:02 ` Jiri Olsa
2020-04-23 14:31 ` Ian Rogers
2020-04-24 2:46 ` Jin, Yao
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