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| author | Jiri Olsa <jolsa@kernel.org> | 2020-07-19 20:13:05 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-07-30 12:01:49 +0200 |
| commit | 3fd29fa6c1644026ec7adbe017cacdf03724e6bc (patch) | |
| tree | ddba1a4c30ceeb917417bf03c99b0e5f830b6b8a /tools/perf | |
| parent | perf metric: Change expr__get_id to return struct expr_id_data (diff) | |
| download | linux-3fd29fa6c1644026ec7adbe017cacdf03724e6bc.tar.xz linux-3fd29fa6c1644026ec7adbe017cacdf03724e6bc.zip | |
perf metric: Add expr__del_id function
Adding expr__del_id function to remove ID from hashmap. It will save us
few lines 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/20200719181320.785305-5-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf')
| -rw-r--r-- | tools/perf/util/expr.c | 21 | ||||
| -rw-r--r-- | tools/perf/util/expr.h | 1 |
2 files changed, 14 insertions, 8 deletions
diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c index 4e5a6533dfce..f726211f49d4 100644 --- a/tools/perf/util/expr.c +++ b/tools/perf/util/expr.c @@ -79,6 +79,17 @@ int expr__get_id(struct expr_parse_ctx *ctx, const char *id, return hashmap__find(&ctx->ids, id, (void **)data) ? 0 : -1; } +void expr__del_id(struct expr_parse_ctx *ctx, const char *id) +{ + struct expr_id_data *old_val = NULL; + char *old_key = NULL; + + hashmap__delete(&ctx->ids, id, + (const void **)&old_key, (void **)&old_val); + free(old_key); + free(old_val); +} + void expr__ctx_init(struct expr_parse_ctx *ctx) { hashmap__init(&ctx->ids, key_hash, key_equal, NULL); @@ -136,16 +147,10 @@ int expr__parse(double *final_val, struct expr_parse_ctx *ctx, int expr__find_other(const char *expr, const char *one, struct expr_parse_ctx *ctx, int runtime) { - struct expr_id_data *old_val = NULL; - char *old_key = NULL; int ret = __expr__parse(NULL, ctx, expr, EXPR_OTHER, runtime); - if (one) { - hashmap__delete(&ctx->ids, one, - (const void **)&old_key, (void **)&old_val); - free(old_key); - free(old_val); - } + if (one) + expr__del_id(ctx, one); return ret; } diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h index f38292fdab19..2462abd0ac65 100644 --- a/tools/perf/util/expr.h +++ b/tools/perf/util/expr.h @@ -26,6 +26,7 @@ struct expr_scanner_ctx { void expr__ctx_init(struct expr_parse_ctx *ctx); 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__get_id(struct expr_parse_ctx *ctx, const char *id, |