函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\backing-dev.c Create Date:2022-07-27 15:48:43
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：Remove bdi from bdi_list, and ensure that it is no longer visible

函数原型：static void bdi_remove_from_list(struct backing_dev_info *bdi)

返回类型：void

参数：

类型参数名称
struct backing_dev_info *bdi
1000  spin_lock_bh( & di_lock protects bdi_tree and updates to bdi_list. bdi_list has RCU* reader side locking.)
1001  rb_erase( & keyed by ->id , & bdi_tree)
1002  删除不需要重新初始化的列表项
1003  spin_unlock_bh( & di_lock protects bdi_tree and updates to bdi_list. bdi_list has RCU* reader side locking.)
1005  synchronize_rcu_expedited - Brute-force RCU grace period* Wait for an RCU grace period, but expedite it
调用者
名称描述
bdi_unregister