函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\sched\psi.c Create Date:2022-07-27 10:47:02
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：psi_memstall_tick

函数原型：void psi_memstall_tick(struct task_struct *task, int cpu)

返回类型：void

参数：

类型参数名称
struct task_struct *task
intcpu
794  void * iter = NULL
796  当group等于iterate_groups(task, & iter)循环
799  groupc等于per_cpu_ptr(pcpu, cpu)
800  write_seqcount_begin( & seq)
801  record_times(groupc, cpu, true)
802  write_seqcount_end( & seq)