函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\ring_buffer.c Create Date:2022-07-27 12:58:11
Last Modify:2020-03-17 19:30:04 Copyright©Brick
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函数名称：rb_event_data_length

函数原型：static unsigned rb_event_data_length(struct ring_buffer_event *event)

返回类型：unsigned

参数：

类型参数名称
struct ring_buffer_event *event
165  如果type_len则length等于type_len乘RB_ALIGNMENT
167  否则length等于array[0]
169  返回:length加RB_EVNT_HDR_SIZE
调用者
名称描述
rb_event_lengthReturn the length of the given event. Will return* the length of the time extend if the event is a* time extend.
rb_event_discard