函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\printk\printk.c Create Date:2022-07-27 11:07:29
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:kmsg_dump_unregister - unregister a kmsg dumper.*@dumper: pointer to the kmsg_dumper structure* Removes a dump device from the system. Returns zero on success and* %-EINVAL otherwise.

函数原型:int kmsg_dump_unregister(struct kmsg_dumper *dumper)

返回类型:int

参数:

类型参数名称
struct kmsg_dumper *dumper
3086  err等于负EINVAL
3088  spin_lock_irqsave( & dump_list_lock, flags)
3089  如果registered
3090  registered等于0
3091  删除不需要重新初始化的列表项
3092  err等于0
3094  spin_unlock_irqrestore( & dump_list_lock, flags)
3095  synchronize_rcu()
3097  返回:err