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authorArnaldo Carvalho de Melo <acme@redhat.com>2011-01-11 22:30:02 -0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2011-01-22 19:56:28 -0200
commit5c581041cf97aa7980b442de81ddea8273d6dcde (patch)
treeceb2f13de102215d151adf7aaab975bd0db6076b /tools/perf/util/evlist.h
parent361c99a661a78ed22264649440e87fe4fe8da1f2 (diff)
perf evlist: Adopt the pollfd array
Allocating just the space needed for nr_cpus * nr_threads * nr_evsels, not the MAX_NR_CPUS and counters. LKML-Reference: <new-submission> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Cc: Tom Zanussi <tzanussi@gmail.com> Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/util/evlist.h')
-rw-r--r--tools/perf/util/evlist.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 48db91a8abf..a7d7e122e3c 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -3,9 +3,13 @@
#include <linux/list.h>
+struct pollfd;
+
struct perf_evlist {
struct list_head entries;
int nr_entries;
+ int nr_fds;
+ struct pollfd *pollfd;
};
struct perf_evsel;
@@ -16,4 +20,6 @@ void perf_evlist__delete(struct perf_evlist *evlist);
void perf_evlist__add(struct perf_evlist *evlist, struct perf_evsel *entry);
int perf_evlist__add_default(struct perf_evlist *evlist);
+int perf_evlist__alloc_pollfd(struct perf_evlist *evlist, int ncpus, int nthreads);
+
#endif /* __PERF_EVLIST_H */