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| author |  Ian Rogers <irogers@google.com>
| 2021-10-15 10:21:28 -0700 |
|---|---|---|
| committer |  Arnaldo Carvalho de Melo <acme@redhat.com>
| 2021-10-20 10:59:17 -0300 |
| commit | 798c3f4a668e9281bb4060cbaf3b7c7bf25a8c6f (patch) | |
| tree | aabe10fb0e9bcefdc20e591a1bea2be38e86de68 /tools/perf/util/expr.h | |
| parent | perf metric: Encode and use metric-id as qualifier (diff) | |
| download | linux-798c3f4a668e9281bb4060cbaf3b7c7bf25a8c6f.tar.gz linux-798c3f4a668e9281bb4060cbaf3b7c7bf25a8c6f.tar.bz2 linux-798c3f4a668e9281bb4060cbaf3b7c7bf25a8c6f.zip | |
perf expr: Add subset_of_ids() utility
Add a helper that returns true if all the IDs in needles are present in
haystack.
Later this will be used in sharing events between metrics.
Signed-off-by: Ian Rogers <irogers@google.com>
Acked-by: Andi Kleen <ak@linux.intel.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Antonov <alexander.antonov@linux.intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andrew Kilroy <andrew.kilroy@arm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Changbin Du <changbin.du@intel.com>
Cc: Denys Zagorui <dzagorui@cisco.com>
Cc: Fabian Hemmer <copy@copy.sh>
Cc: Felix Fietkau <nbd@nbd.name>
Cc: Heiko Carstens <hca@linux.ibm.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jacob Keller <jacob.e.keller@intel.com>
Cc: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Cc: Jin Yao <yao.jin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Joakim Zhang <qiangqing.zhang@nxp.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kajol Jain <kjain@linux.ibm.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Kees Kook <keescook@chromium.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nicholas Fraser <nfraser@codeweavers.com>
Cc: Nick Desaulniers <ndesaulniers@google.com>
Cc: Paul Clarke <pc@us.ibm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Riccardo Mancini <rickyman7@gmail.com>
Cc: Sami Tolvanen <samitolvanen@google.com>
Cc: ShihCheng Tu <mrtoastcheng@gmail.com>
Cc: Song Liu <songliubraving@fb.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Sumanth Korikkar <sumanthk@linux.ibm.com>
Cc: Thomas Richter <tmricht@linux.ibm.com>
Cc: Wan Jiabing <wanjiabing@vivo.com>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20211015172132.1162559-18-irogers@google.com
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 | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/expr.h b/tools/perf/util/expr.h index c6e534f633c3..cf81f9166dbb 100644 --- a/tools/perf/util/expr.h +++ b/tools/perf/util/expr.h @@ -43,6 +43,8 @@ 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); +bool expr__subset_of_ids(struct expr_parse_ctx *haystack, + struct expr_parse_ctx *needles); int expr__resolve_id(struct expr_parse_ctx *ctx, const char *id, struct expr_id_data **datap); |