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-rw-r--r--tools/perf/util/evlist.c3
-rw-r--r--tools/perf/util/evlist.h5
2 files changed, 8 insertions, 0 deletions
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 22a33a49f178..82d00255d4a6 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -63,6 +63,9 @@ void evlist__init(struct evlist *evlist, struct perf_cpu_map *cpus,
perf_evlist__set_maps(&evlist->core, cpus, threads);
evlist->workload.pid = -1;
evlist->bkw_mmap_state = BKW_MMAP_NOTREADY;
+ evlist->ctl_fd.fd = -1;
+ evlist->ctl_fd.ack = -1;
+ evlist->ctl_fd.pos = -1;
}
struct evlist *evlist__new(void)
diff --git a/tools/perf/util/evlist.h b/tools/perf/util/evlist.h
index 6ea4d0814d40..3510af071186 100644
--- a/tools/perf/util/evlist.h
+++ b/tools/perf/util/evlist.h
@@ -74,6 +74,11 @@ struct evlist {
pthread_t th;
volatile int done;
} thread;
+ struct {
+ int fd; /* control file descriptor */
+ int ack; /* ack file descriptor for control commands */
+ int pos; /* index at evlist core object to check signals */
+ } ctl_fd;
};
struct evsel_str_handler {