diff options
| author | Jiri Olsa <jolsa@kernel.org> | 2020-07-19 20:13:11 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-07-30 07:01:49 -0300 |
| commit | fc393839c11bbe2c7f1a44ab34e5f2a219d8366e (patch) | |
| tree | 8df69099077ec328f9ba30e1b3197afba45aa3a0 /tools/perf/util/expr.h | |
| parent | 4ea2896715e6743ea79426106f3d078d78a80f9f (diff) | |
perf metric: Add referenced metrics to hash data
Adding referenced metrics to the parsing context so they can be resolved
during the metric processing.
Adding expr__add_ref function to store referenced metrics into parse
context.
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/20200719181320.785305-11-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/expr.h')
| -rw-r--r-- | tools/perf/util/expr.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h index 2462abd0ac65..81d04ff7f857 100644 --- a/tools/perf/util/expr.h +++ b/tools/perf/util/expr.h @@ -11,12 +11,22 @@ #include "util/hashmap.h" //#endif +struct metric_ref; + struct expr_parse_ctx { struct hashmap ids; }; struct expr_id_data { - double val; + union { + double val; + struct { + const char *metric_name; + const char *metric_expr; + } ref; + }; + + bool is_ref; }; struct expr_scanner_ctx { @@ -29,6 +39,7 @@ void expr__ctx_clear(struct expr_parse_ctx *ctx); void expr__del_id(struct expr_parse_ctx *ctx, const char *id); int expr__add_id(struct expr_parse_ctx *ctx, const char *id); int expr__add_id_val(struct expr_parse_ctx *ctx, const char *id, double val); +int expr__add_ref(struct expr_parse_ctx *ctx, struct metric_ref *ref); int expr__get_id(struct expr_parse_ctx *ctx, const char *id, struct expr_id_data **data); int expr__parse(double *final_val, struct expr_parse_ctx *ctx, |