函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\itmt.c Create Date:2022-07-27 09:49:37
Last Modify:2020-03-16 21:30:12 Copyright©Brick
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函数名称：sched_clear_itmt_support() - Revoke platform's support of ITMT* This function is used by the OS to indicate that it has* revoked the platform's support of ITMT feature

函数原型：void sched_clear_itmt_support(void)

返回类型：void

参数：无

148  mutex_lock( & itmt_update_mutex)
150  如果非Boolean to track if system has ITMT capabilities 则
151  mutex_unlock( & itmt_update_mutex)
152  返回
154  Boolean to track if system has ITMT capabilities = false
156  如果itmt_sysctl_header则
157  注销sysctl
158  itmt_sysctl_header = NULL
161  如果Boolean to control whether we want to move processes to cpu capable* of higher turbo frequency for cpus supporting Intel Turbo Boost Max* Technology 3.0.* It can be set via /proc/sys/kernel/sched_itmt_enabled则
163  Boolean to control whether we want to move processes to cpu capable* of higher turbo frequency for cpus supporting Intel Turbo Boost Max* Technology 3.0.* It can be set via /proc/sys/kernel/sched_itmt_enabled等于0
164  Flag to indicate if a complete sched domain rebuild is required = true
165  rebuild_sched_domains()
168  mutex_unlock( & itmt_update_mutex)