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Commit 81794dee authored by Wei Wang's avatar Wei Wang Committed by android-build-merger
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Merge "init.rc: set initial cpuset to all cores" am: 66f44d82 am: eb9ddd14 am: d7652f55 

am: c9c66cd4

Change-Id: Ibb9248214e48f937c80bf6af88124d602e32d502
parents 42f92cf2 c9c66cd4

rootdir/init.rc

+10 −10
Original line number Original line Diff line number Diff line
@@ -157,25 +157,25 @@ on init 
    # this ensures that the cpusets are present and usable, but the device's

    # this ensures that the cpusets are present and usable, but the device's

    # init.rc must actually set the correct cpus

    # init.rc must actually set the correct cpus

    mkdir /dev/cpuset/foreground

    mkdir /dev/cpuset/foreground

    write /dev/cpuset/foreground/cpus 0

    copy /dev/cpuset/cpus /dev/cpuset/foreground/cpus

    write /dev/cpuset/foreground/mems 0

    copy /dev/cpuset/mems /dev/cpuset/foreground/mems

    mkdir /dev/cpuset/foreground/boost

    mkdir /dev/cpuset/foreground/boost

    write /dev/cpuset/foreground/boost/cpus 0

    copy /dev/cpuset/cpus /dev/cpuset/foreground/boost/cpus

    write /dev/cpuset/foreground/boost/mems 0

    copy /dev/cpuset/mems /dev/cpuset/foreground/boost/mems

    mkdir /dev/cpuset/background

    mkdir /dev/cpuset/background

    write /dev/cpuset/background/cpus 0

    copy /dev/cpuset/cpus /dev/cpuset/background/cpus

    write /dev/cpuset/background/mems 0

    copy /dev/cpuset/mems /dev/cpuset/background/mems





    # system-background is for system tasks that should only run on

    # system-background is for system tasks that should only run on

    # little cores, not on bigs

    # little cores, not on bigs

    # to be used only by init, so don't change system-bg permissions

    # to be used only by init, so don't change system-bg permissions

    mkdir /dev/cpuset/system-background

    mkdir /dev/cpuset/system-background

    write /dev/cpuset/system-background/cpus 0

    copy /dev/cpuset/cpus /dev/cpuset/system-background/cpus

    write /dev/cpuset/system-background/mems 0

    copy /dev/cpuset/mems /dev/cpuset/system-background/mems





    mkdir /dev/cpuset/top-app

    mkdir /dev/cpuset/top-app

    write /dev/cpuset/top-app/cpus 0

    copy /dev/cpuset/cpus /dev/cpuset/top-app/cpus

    write /dev/cpuset/top-app/mems 0

    copy /dev/cpuset/mems /dev/cpuset/top-app/mems





    # change permissions for all cpusets we'll touch at runtime

    # change permissions for all cpusets we'll touch at runtime

    chown system system /dev/cpuset

    chown system system /dev/cpuset