From e5413336ca5159b6cb1fdbb6c8d3d4833c747e71 Mon Sep 17 00:00:00 2001 From: Randall Huang Date: Thu, 3 Dec 2020 09:25:04 +0800 Subject: [PATCH] sm8350-common: rootdir: Remove IO read_ahead_kb tune If we set 2048KB ra value in the beginning of the boot process, services initialized at this time would keep 2048KB ra value even though we adjust the ra value to 128KB after boot completion. This may cause memory pressure. Bug: 174700194 Signed-off-by: Randall Huang Change-Id: I97ee0ee9511eaada011f2634afd68d68cdca4570 --- rootdir/etc/init.qti.kernel.rc | 11 ----------- 1 file changed, 11 deletions(-) diff --git a/rootdir/etc/init.qti.kernel.rc b/rootdir/etc/init.qti.kernel.rc index fcd4d7e..f0011b9 100644 --- a/rootdir/etc/init.qti.kernel.rc +++ b/rootdir/etc/init.qti.kernel.rc @@ -38,12 +38,6 @@ on init write /dev/cpuctl/foreground/cpu.uclamp.colocate 0 write /dev/cpuctl/top-app/cpu.uclamp.colocate 1 -on post-fs - # Set aggressive read ahead for dm-0 and dm-1 during boot up - write /sys/block/dm-0/queue/read_ahead_kb 2048 - write /sys/block/dm-1/queue/read_ahead_kb 2048 - write /sys/block/dm-2/queue/read_ahead_kb 2048 - on early-boot # Allow subsystem (modem etc) debugging write /sys/kernel/boot_adsp/boot 1 @@ -76,11 +70,6 @@ service kernel-post-boot /vendor/bin/sh /vendor/bin/init.kernel.post_boot-lahain oneshot on property:sys.boot_completed=1 - # Reset read ahead for dm-0, dm-1 and dm-2 to 512kb - write /sys/block/dm-0/queue/read_ahead_kb 512 - write /sys/block/dm-1/queue/read_ahead_kb 512 - write /sys/block/dm-2/queue/read_ahead_kb 512 - start kernel-post-boot service vendor.msm_irqbalance /vendor/bin/msm_irqbalance -f /system/vendor/etc/msm_irqbalance.conf