unuse_mm

函数名称：se_mm* Reverses the effect of use_mm, i.e. releases the* specified mm context which was earlier taken on* by the calling kernel thread* (Note: this routine is intended to be called only* from a kernel thread context)

函数原型：void unuse_mm(struct mm_struct *mm)

返回类型：void

参数：

类型	参数	名称
struct mm_struct *	mm

tsk等于当前进程

Protects ->fs, ->files, ->mm, ->group_info, ->comm, keyring* subscriptions and synchronises with wait4(). Also used in procfs. Also* pins the final release of task.io_context. Also protects ->cpuset and* ->cgroup.subsys[]. And ->vfork_done.

sync_mm_rss(mm)

mm = NULL

通知底层不需要切换虚拟地址空间

task_unlock(tsk)

**调用者**
名称	描述
io_sq_thread

源代码转换工具开放的插件接口	X
支持：c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现：逻辑报告代码生成和批量转换代码

函数逻辑报告