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ring_buffer: ring_buffer_empty{cpu}() can return boolean

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Make ring_buffer_empty() and ring_buffer_empty_cpu() return bool.

No functional change.

Link: http://lkml.kernel.org/r/1443537816-5788-5-git-send-email-bywxiaobai@163.com

Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Yaowei Bai 2015-09-29 22:43:32 +08:00 • committed by Steven Rostedt
parent 06ca320952
commit 3d4e204d81
2 changed files with 7 additions and 7 deletions
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4
include/linux/ring_buffer.h
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@ -154,8 +154,8 @@ ring_buffer_swap_cpu(struct ring_buffer *buffer_a,
}
#endif
int ring_buffer_empty(struct ring_buffer *buffer);
int ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu);
bool ring_buffer_empty(struct ring_buffer *buffer);
bool ring_buffer_empty_cpu(struct ring_buffer *buffer, int cpu);
void ring_buffer_record_disable(struct ring_buffer *buffer);
void ring_buffer_record_enable(struct ring_buffer *buffer);