MiPad4/android_device_xiaomi_sdm660-common
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sdm660-common: Remove IO read_ahead_kb tune

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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 <huangrandall@google.com>
Change-Id: I97ee0ee9511eaada011f2634afd68d68cdca4570
Signed-off-by: pix106 <sbordenave@gmail.com>
This commit is contained in:
Randall Huang 2023-03-26 23:26:10 +08:00 committed by pix106
parent dd72e35192
commit 5c11cadd03
2 changed files with 1 additions and 9 deletions
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2
rootdir/bin/init.qcom.post_boot.sh
View file

@ -1047,7 +1047,7 @@ else
configure_zram_parameters configure_zram_parameters
configure_read_ahead_kb_values # configure_read_ahead_kb_values
enable_swap enable_swap
fi fi

8
rootdir/etc/init.qcom.rc
View file

@ -386,11 +386,6 @@ on post-fs-data
mkdir /data/vendor/swap 0770 root system mkdir /data/vendor/swap 0770 root system
chmod 2770 /data/vendor/swap chmod 2770 /data/vendor/swap
# 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
# Create vpp directory # Create vpp directory
mkdir /data/vendor/vpp 0770 media media mkdir /data/vendor/vpp 0770 media media
@ -441,9 +436,6 @@ on property:persist.vendor.sys.rawdump_copy=0
on property:sys.boot_completed=1 on property:sys.boot_completed=1
write /dev/kmsg "Boot completed " write /dev/kmsg "Boot completed "
#Reset read ahead for dm-0 and dm-1 to 128kb
write /sys/block/dm-0/queue/read_ahead_kb 128
write /sys/block/dm-1/queue/read_ahead_kb 128
#WDSP FW boot sysfs node used by STHAL #WDSP FW boot sysfs node used by STHAL
chown media audio /sys/kernel/wdsp0/boot chown media audio /sys/kernel/wdsp0/boot
chown media audio /sys/kernel/wcd_cpe0/fw_name chown media audio /sys/kernel/wcd_cpe0/fw_name