函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\io-wq.c Create Date:2022-07-29 10:55:34
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：io_worker_get

函数原型：static bool io_worker_get(struct io_worker *worker)

返回类型：bool

参数：

类型参数名称
struct io_worker *worker
122  返回:_inc_not_zero - increment a refcount unless it is 0*@r: the refcount to increment* Similar to atomic_inc_not_zero(), but will saturate at REFCOUNT_SATURATED* and WARN.* Provides no memory ordering, it is assumed the caller has guaranteed the
调用者
名称描述
io_wqe_activate_free_workerCheck head of free list for an available worker. If one isn't available,* caller must wake up the wq manager to create one.
io_wq_for_each_workerIterate the passed in list and call the specific function for each* worker that isn't exiting