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Diffstat (limited to 'include/linux/percpu_counter.h')
-rw-r--r--include/linux/percpu_counter.h10
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/percpu_counter.h b/include/linux/percpu_counter.h
index 8a7d510ffa9c..46f6ba56fa91 100644
--- a/include/linux/percpu_counter.h
+++ b/include/linux/percpu_counter.h
@@ -78,6 +78,11 @@ static inline s64 percpu_counter_read_positive(struct percpu_counter *fbc)
return 1;
}
+static inline int percpu_counter_initialized(struct percpu_counter *fbc)
+{
+ return (fbc->counters != NULL);
+}
+
#else
struct percpu_counter {
@@ -143,6 +148,11 @@ static inline s64 percpu_counter_sum(struct percpu_counter *fbc)
return percpu_counter_read(fbc);
}
+static inline int percpu_counter_initialized(struct percpu_counter *fbc)
+{
+ return 1;
+}
+
#endif /* CONFIG_SMP */
static inline void percpu_counter_inc(struct percpu_counter *fbc)