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authorLai Jiangshan <laijs@cn.fujitsu.com>2008-12-08 10:58:08 +0800
committerIngo Molnar <mingo@elte.hu>2008-12-08 13:54:05 +0100
commit361b73d5c34f59c3fd107bb9dbe7a1fbff2c2517 (patch)
tree46006aac1b49ad080b14b17b6311ceca0dccc0e9 /include/linux/ring_buffer.h
parent21bbecdaaef3a6acc19905ab88c0587817318870 (diff)
ring_buffer: fix comments
Impact: comments cleanup fix incorrect comments for enum ring_buffer_type Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/ring_buffer.h')
-rw-r--r--include/linux/ring_buffer.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h
index 1a350a847ed..d363467c8f1 100644
--- a/include/linux/ring_buffer.h
+++ b/include/linux/ring_buffer.h
@@ -28,17 +28,19 @@ struct ring_buffer_event {
* size = 8 bytes
*
* @RINGBUF_TYPE_TIME_STAMP: Sync time stamp with external clock
- * array[0] = tv_nsec
- * array[1] = tv_sec
+ * array[0] = tv_nsec
+ * array[1..2] = tv_sec
* size = 16 bytes
*
* @RINGBUF_TYPE_DATA: Data record
* If len is zero:
* array[0] holds the actual length
- * array[1..(length+3)/4-1] holds data
+ * array[1..(length+3)/4] holds data
+ * size = 4 + 4 + length (bytes)
* else
* length = len << 2
- * array[0..(length+3)/4] holds data
+ * array[0..(length+3)/4-1] holds data
+ * size = 4 + length (bytes)
*/
enum ring_buffer_type {
RINGBUF_TYPE_PADDING,