函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\trace\trace_printk.c Create Date:2022-07-27 13:13:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：find_next

函数原型：static const char **find_next(void *v, loff_t *pos)

返回类型：char

参数：

类型参数名称
void *v
loff_t *pos
256  fmt等于v
260  start_index等于__stop___trace_bprintk_fmt减__start___trace_bprintk_fmt
262  如果pos小于start_index则返回:__start___trace_bprintk_fmt加pos
277  last_index等于start_index
278  start_index等于__stop___tracepoint_str减__start___tracepoint_str
280  如果pos小于last_index加start_index则返回:__start___tracepoint_str加pos减last_index
283  start_index加等于last_index
284  返回:The debugfs/tracing/printk_formats file maps the addresses with* the ASCII formats that are used in the bprintk events in the* buffer. For userspace tools to be able to decode the events from
调用者
名称描述
t_start
t_next