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| author | Jiri Olsa <jolsa@kernel.org> | 2020-07-19 20:13:04 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-07-30 07:01:49 -0300 |
| commit | 5c5f5e835f7e40e74f4a8370abb32647b11c3366 (patch) | |
| tree | 0ea03c2e1a474a8ff69eeb7e1711fc37245715e2 /tools/perf/util/expr.y | |
| parent | 332603c2aa1a3be92720343269e670f8118a8831 (diff) | |
| download | linux-5c5f5e835f7e40e74f4a8370abb32647b11c3366.tar.bz2 | |
perf metric: Change expr__get_id to return struct expr_id_data
Changing expr__get_id to use and return struct expr_id_data
pointer as value for the ID. This way we can access data other
than value for given ID in following changes.
Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Reviewed-by: Kajol Jain <kjain@linux.ibm.com>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Michael Petlan <mpetlan@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lore.kernel.org/lkml/20200719181320.785305-4-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/expr.y')
| -rw-r--r-- | tools/perf/util/expr.y | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/tools/perf/util/expr.y b/tools/perf/util/expr.y index 8befe4a46f87..0d4f5d324be7 100644 --- a/tools/perf/util/expr.y +++ b/tools/perf/util/expr.y @@ -85,12 +85,16 @@ if_expr: ; expr: NUMBER - | ID { if (expr__get_id(ctx, $1, &$$)) { - pr_debug("%s not found\n", $1); + | ID { + struct expr_id_data *data; + + if (expr__get_id(ctx, $1, &data) || !data) { + pr_debug("%s not found\n", $1); + free($1); + YYABORT; + } + $$ = data->val; free($1); - YYABORT; - } - free($1); } | expr '|' expr { $$ = (long)$1 | (long)$3; } | expr '&' expr { $$ = (long)$1 & (long)$3; } |