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perf evlist: Add perf_evlist__remove()

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Add a counterpart to perf_evlist__add() that does the opposite and
deletes the evsel.

This will be used by perf inject to remove unwanted evsels.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Link: http://lkml.kernel.org/r/1443186956-18718-23-git-send-email-adrian.hunter@intel.com
[ Renamed it from perf_evlist__del() to perf_evlist__remove() and removed the perf_evsel__delete() call ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2015-09-25 16:15:53 +03:00 committed by Arnaldo Carvalho de Melo
parent dddcf6abbf
commit 4768230ad5
2 changed files with 8 additions and 0 deletions
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7
tools/perf/util/evlist.c
View File

@ -165,6 +165,13 @@ void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry)
__perf_evlist__propagate_maps(evlist, entry);
}
void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel)
{
evsel->evlist = NULL;
list_del_init(&evsel->node);
evlist->nr_entries -= 1;
}
void perf_evlist__splice_list_tail(struct perf_evlist *evlist,
struct list_head *list)
{

1
tools/perf/util/evlist.h
View File

@ -73,6 +73,7 @@ void perf_evlist__exit(struct perf_evlist *evlist);
void perf_evlist__delete(struct perf_evlist *evlist);
void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
void perf_evlist__remove(struct perf_evlist *evlist, struct perf_evsel *evsel);
int perf_evlist__add_default(struct perf_evlist *evlist);
int __perf_evlist__add_default_attrs(struct perf_evlist *evlist,
struct perf_event_attr *attrs, size_t nr_attrs);