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authorIan Rogers <irogers@google.com>2021-10-15 19:21:28 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-10-20 15:59:17 +0200
commit798c3f4a668e9281bb4060cbaf3b7c7bf25a8c6f (patch)
treeaabe10fb0e9bcefdc20e591a1bea2be38e86de68 /tools/perf/util/expr.h
parentperf metric: Encode and use metric-id as qualifier (diff)
downloadlinux-798c3f4a668e9281bb4060cbaf3b7c7bf25a8c6f.tar.xz
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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.h2
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);