summaryrefslogtreecommitdiffstats
path: root/include/linux/ring_buffer.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/linux/ring_buffer.h')
-rw-r--r--include/linux/ring_buffer.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 1342e69542f..d69cf637a15 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -4,6 +4,7 @@
#include <linux/kmemcheck.h>
#include <linux/mm.h>
#include <linux/seq_file.h>
+#include <linux/poll.h>
struct ring_buffer;
struct ring_buffer_iter;
@@ -96,6 +97,11 @@ __ring_buffer_alloc(unsigned long size, unsigned flags, struct lock_class_key *k
__ring_buffer_alloc((size), (flags), &__key); \
})
+void ring_buffer_wait(struct ring_buffer *buffer, int cpu);
+int ring_buffer_poll_wait(struct ring_buffer *buffer, int cpu,
+ struct file *filp, poll_table *poll_table);
+
+
#define RING_BUFFER_ALL_CPUS -1
void ring_buffer_free(struct ring_buffer *buffer);