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 12:58:36
Last Modify:2020-03-17 19:30:04 Copyright©Brick
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函数名称：_is_reader_page* The unique thing about the reader page, is that, if the* writer is ever on it, the previous pointer never points* back to the reader page.

函数原型：static bool rb_is_reader_page(struct buffer_page *page)

返回类型：bool

参数：

类型参数名称
struct buffer_page *page
891  list等于链表前项
893  返回:_list_head - remove any bit不等于list of buffer pages
调用者
名称描述
rb_move_tailThis is the slow path, force gcc not to inline it.
rb_set_commit_to_write