函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\buffer.c Create Date:2022-07-29 10:45:12
Last Modify:2020-03-18 10:38:29 Copyright©Brick
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函数名称：rget() is like brelse(), except it discards any* potentially dirty data.

函数原型：void __bforget(struct buffer_head *bh)

返回类型：void

参数：

类型参数名称
struct buffer_head *bh
1195  clear_buffer_dirty(bh)
1196  如果 mapping this buffer is associated with 则
1197  buffer_mapping等于 See page-flags.h for PAGE_MAPPING_FLAGS
1199  加自旋锁
1200  删除链表项并重新初始化
1201  mapping this buffer is associated with = NULL
1202  自旋锁解锁
1204  Decrement a buffer_head's reference count
调用者
名称描述
bforget