函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\seqlock.h Create Date:2022-07-27 06:39:23
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:write_sequnlock

函数原型:static inline void write_sequnlock(seqlock_t *sl)

返回类型:void

参数:

类型参数名称
seqlock_t *sl
454  write_seqcount_end( & seqcount)
455  自旋锁解锁
调用者
名称描述
__exit_signalThis function expects the tasklist_lock write-locked.
wait_task_zombieHandle sys_wait4 work for one task in state EXIT_ZOMBIE. We hold* read_lock(&tasklist_lock) on entry. If we return zero, we still hold* the lock and this task is uninteresting. If we return nonzero, we have
xtime_updatextime_update() - advances the timekeeping infrastructure*@ticks: number of ticks, that have elapsed since the last call.* Must be called with interrupts disabled.
tick_periodic时钟中断处理
d_set_mountedCalled by mount code to set a mountpoint and check if the mountpoint is* reachable (e.g. NFS can unhash a directory dentry and then the complete* subtree can become unreachable).* Only one of d_invalidate() and d_set_mounted() must succeed. For
d_move改变目录项
d_exchanged_exchange - exchange two dentries*@dentry1: first dentry*@dentry2: second dentry
d_splice_alias链接目录项
zone_span_writeunlock
sock_write_timestamp
unlock_mount_hash