Re: [PATCH 04/19] perf metric: Add expr__del_id function

Arnaldo Carvalho de Melo
2020-07-28T12:28:37Z

Em Sun, Jul 26, 2020 at 02:47:11PM +0530, kajoljain escreveu:
>
>
> On 7/19/20 11:43 PM, Jiri Olsa wrote:
> > Adding expr__del_id function to remove ID from hashmap.
> > It will save us few lines in following changes.
> >
> > Acked-by: Ian Rogers <irogers@google.com>
> > Signed-off-by: Jiri Olsa <jolsa@kernel.org>
>
> Reviewed-By : Kajol Jain<kjain@linux.ibm.com>

Thanks, applied.

- Arnaldo

> Thanks,
> Kajol Jain
>
> > ---
> > tools/perf/util/expr.c | 21 +++++++++++++--------
> > 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,
> >

--

- Arnaldo