打开内核编译配置 ANDROID_BINDERFS, ASHMEM, PSI,重新编译内核
> Device Drivers > Android
[*] Android Binder IPC Driver
[*] Android Binderfs filesystem
> Device Drivers > Staging drivers > Android
[*] Enable the Anonymous Shared Memory Subsystem
> General setup > CPU/Task time and stats accounting
[*] Pressure stall information tracking
[ ] Require boot parameter to enable pressure stall information tracking # 不要开启
出现 init: Service 'lmkd' (pid 762) exited with status 0 错误要开启 PSI,使能 Require boot parameter to enable pressure stall information tracking选项后PSI为默认关闭状态,需要关闭该选项
Rock5B内核已经开启如上配置,需要在 boot parameter内使能PSI,
在/etc/kernel/cmdline添加psi=1