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 10:45:08
Last Modify:2020-03-18 10:38:29 Copyright©Brick
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函数名称：emergency_thaw_bdev

函数原型：void emergency_thaw_bdev(struct super_block *sb)

返回类型：void

参数：

类型参数名称
struct super_block *sb
541  当s_bdev且非haw_bdev -- unlock filesystem*@bdev: blockdevice to unlock*@sb: associated superblock* Unlocks the filesystem and marks it writeable again after freeze_bdev().循环
542  printk - print a kernel message*@fmt: format string* This is printk(). It can be called from any context. We want it to work.* We try to grab the console_lock. If we succeed, it's easy - we log the* output and call the console drivers