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Commit bd42559b authored by Kalesh Singh's avatar Kalesh Singh
Browse files

Set Multi-Gen LRU enabled based on experiment prop 

Experiments can enable/disable MG-LRU using the
persist.device_config.mglru_native.lru_gen_enabled property
which will update the coresponding sysfs control to enable or
disable this feature in the kernel.

Test: adb shell device_config put mglru_native lru_gen_config [none, core, ...]
Test: verify MG RLU is enabled/disabled: cat /sys/kernel/mm/lru_gen/enabled
Bug: 227651406
Bug: 228525049
Change-Id: I0708df8c78a85359d5cb6d5b167836768029380e
parent 6079d301

rootdir/init.rc

+12 −0
Original line number Original line Diff line number Diff line
@@ -1303,3 +1303,15 @@ on userspace-reboot-resume 




on property:sys.boot_completed=1 && property:sys.init.userspace_reboot.in_progress=1

on property:sys.boot_completed=1 && property:sys.init.userspace_reboot.in_progress=1

  setprop sys.init.userspace_reboot.in_progress ""

  setprop sys.init.userspace_reboot.in_progress ""



# Multi-Gen LRU Experiment

on property:persist.device_config.mglru_native.lru_gen_config=none

  write /sys/kernel/mm/lru_gen/enabled 0

on property:persist.device_config.mglru_native.lru_gen_config=core

  write /sys/kernel/mm/lru_gen/enabled 1

on property:persist.device_config.mglru_native.lru_gen_config=core_and_mm_walk

  write /sys/kernel/mm/lru_gen/enabled 3

on property:persist.device_config.mglru_native.lru_gen_config=core_and_nonleaf_young

  write /sys/kernel/mm/lru_gen/enabled 5

on property:persist.device_config.mglru_native.lru_gen_config=all

  write /sys/kernel/mm/lru_gen/enabled 7