函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\genhd.h Create Date:2022-07-27 06:45:35
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：hd_struct_try_get

函数原型：static inline int hd_struct_try_get(struct hd_struct *part)

返回类型：int

参数：

类型参数名称
struct hd_struct *part
707  返回:percpu_ref_tryget_live - try to increment a live percpu refcount*@ref: percpu_ref to try-get* Increment a percpu refcount unless it has already been killed
调用者
名称描述
blk_account_io_start