函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:block\blk-ioc.c Create Date:2022-07-27 18:39:24
Last Modify:2020-03-17 23:16:06 Copyright©Brick
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函数名称：get_io_context - increment reference count to io_context*@ioc: io_context to get* Increment reference count to @ioc.

函数原型：void get_io_context(struct io_context *ioc)

返回类型：void

参数：

类型参数名称
struct io_context *ioc
28  BUG_ON(atomic_long_read( & 引用计数) <= 0)
29  atomic_long_inc( & 引用计数)
调用者
名称描述
get_task_io_contextget_task_io_context - get io_context of a task*@task: task of interest*@gfp_flags: allocation flags, used if allocation is necessary*@node: allocation node, used if allocation is necessary* Return io_context of @task
blk_mq_sched_assign_ioc