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perf metric: Remove unused struct metric_ref_node

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After commit 46bdc0bf8d ("perf metric: Simplify metric_refs
calculation"), no one use struct metric_ref_node, so remove it.

Signed-off-by: Yuan Can <yuancan@huawei.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/linux-perf-users/20220927013931.110475-4-yuancan@huawei.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Yuan Can 2022-09-27 01:39:29 +00:00 committed by Arnaldo Carvalho de Melo
parent 8d9b1734c7
commit 18f224ee81
1 changed files with 0 additions and 11 deletions
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11
tools/perf/util/metricgroup.c
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@ -109,17 +109,6 @@ void metricgroup__rblist_exit(struct rblist *metric_events)
rblist__exit(metric_events);
}
/*
* A node in the list of referenced metrics. metric_expr
* is held as a convenience to avoid a search through the
* metric list.
*/
struct metric_ref_node {
const char *metric_name;
const char *metric_expr;
struct list_head list;
};
/**
* The metric under construction. The data held here will be placed in a
* metric_expr.