Disable memcg

Pixel kernel don't use MEMCG, let's disable it to
minimize the overhead.

Bug: 224521042
Test: check cmdline
Signed-off-by: Martin Liu <liumartin@google.com>
Change-Id: I60681fb04e4f9a41814eda5988b6c1a0d4fb127c
diff --git a/BoardConfig-common.mk b/BoardConfig-common.mk
index fdf9ef8..afbe85c 100644
--- a/BoardConfig-common.mk
+++ b/BoardConfig-common.mk
@@ -35,6 +35,7 @@
 BOARD_KERNEL_CMDLINE += dyndbg=\"func alloc_contig_dump_pages +p\"
 BOARD_KERNEL_CMDLINE += earlycon=exynos4210,0x10A00000 console=ttySAC0,115200 androidboot.console=ttySAC0 printk.devkmsg=on
 BOARD_KERNEL_CMDLINE += cma_sysfs.experimental=Y
+BOARD_KERNEL_CMDLINE += cgroup_disable=memory
 BOARD_BOOTCONFIG += androidboot.boot_devices=14700000.ufs
 
 TARGET_NO_BOOTLOADER := true