summaryrefslogtreecommitdiff
path: root/include/linux/relay.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/relay.h')
-rw-r--r--include/linux/relay.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/relay.h b/include/linux/relay.h
index eb295e373b90..ecbb34a382b8 100644
--- a/include/linux/relay.h
+++ b/include/linux/relay.h
@@ -288,5 +288,11 @@ static inline void subbuf_start_reserve(struct rchan_buf *buf,
*/
extern const struct file_operations relay_file_operations;
+#ifdef CONFIG_RELAY
+int relay_prepare_cpu(unsigned int cpu);
+#else
+#define relay_prepare_cpu NULL
+#endif
+
#endif /* _LINUX_RELAY_H */