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| author |   Lai Jiangshan <laijs@cn.fujitsu.com> | 2008-12-08 10:58:08 +0800 |
|---|---|---|
| committer |   Ingo Molnar <mingo@elte.hu> | 2008-12-08 13:54:05 +0100 |
| commit | 361b73d5c34f59c3fd107bb9dbe7a1fbff2c2517 (patch) | |
| tree | 46006aac1b49ad080b14b17b6311ceca0dccc0e9 /include/linux/ring_buffer.h | |
| parent | ftrace: use init_struct_pid as swapper pid (diff) | |
| download | linux-dev-361b73d5c34f59c3fd107bb9dbe7a1fbff2c2517.tar.xz linux-dev-361b73d5c34f59c3fd107bb9dbe7a1fbff2c2517.zip | |
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.h | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/include/linux/ring_buffer.h b/include/linux/ring_buffer.h index 1a350a847edd..d363467c8f13 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, |