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authorYoshihiro YUNOMAE2012-10-11 16:27:54 -0700
committerSteven Rostedt2012-11-02 10:21:48 -0400
commit50ecf2c3afead23a05227ab004e4212eca08c207 (patch)
tree3253309826c5c39208707a5b5e0afca9c9b5efbd /include
parent60303ed3f4b9332b9aa9bc17c68bc174e7343e2d (diff)
ring-buffer: Change unsigned long type of ring_buffer_oldest_event_ts() to u64
ring_buffer_oldest_event_ts() should return a value of u64 type, because ring_buffer_per_cpu->buffer_page->buffer_data_page->time_stamp is u64 type. Link: http://lkml.kernel.org/r/1349998076-15495-5-git-send-email-dhsharp@google.com Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Vaibhav Nagarnaik <vnagarnaik@google.com> Signed-off-by: Yoshihiro YUNOMAE <yoshihiro.yunomae.ez@hitachi.com> Signed-off-by: David Sharp <dhsharp@google.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/ring_buffer.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 2007375cfe77..519777e3fa01 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -159,7 +159,7 @@ int ring_buffer_record_is_on(struct ring_buffer *buffer);
void ring_buffer_record_disable_cpu(struct ring_buffer *buffer, int cpu);
void ring_buffer_record_enable_cpu(struct ring_buffer *buffer, int cpu);
-unsigned long ring_buffer_oldest_event_ts(struct ring_buffer *buffer, int cpu);
+u64 ring_buffer_oldest_event_ts(struct ring_buffer *buffer, int cpu);
unsigned long ring_buffer_bytes_cpu(struct ring_buffer *buffer, int cpu);
unsigned long ring_buffer_entries(struct ring_buffer *buffer);
unsigned long ring_buffer_overruns(struct ring_buffer *buffer);