From 5eeaade7a40a8b769c34ed5643d89c1a1025ee8d Mon Sep 17 00:00:00 2001
From: Randall Huang <huangrandall@google.com>
Date: Thu, 6 Jan 2022 16:49:38 +0800
Subject: [PATCH] storage: remove convert_to_f2fs.sh

No longer need this script.

Bug: 207031989
Test: boot to home, make sure all f2fs partitions are mounted
Signed-off-by: Randall Huang <huangrandall@google.com>
Change-Id: I882084fb3a7cf1771e146d7d950ee4a5106792fe
---
 conf/init.gs201.rc | 12 -------
 convert_to_f2fs.sh | 81 ----------------------------------------------
 device.mk          |  4 ---
 3 files changed, 97 deletions(-)
 delete mode 100644 convert_to_f2fs.sh

diff --git a/conf/init.gs201.rc b/conf/init.gs201.rc
index 8b3068cb..6d03ed8d 100644
--- a/conf/init.gs201.rc
+++ b/conf/init.gs201.rc
@@ -14,18 +14,6 @@ service vendor.charger /system/bin/charger
     file /proc/last_kmsg r
 
 on early-init
-    # Convert /dev/block/by-name/persist to f2fs
-    exec -- /vendor/bin/convert_to_f2fs.sh /dev/block/by-name/persist false
-
-    # Format /efs to f2fs, if it's ext4
-    exec -- /vendor/bin/convert_to_f2fs.sh /dev/block/by-name/efs true
-
-    # Format /efs_backup to f2fs, if it's ext4
-    exec -- /vendor/bin/convert_to_f2fs.sh /dev/block/by-name/efs_backup true
-
-    # Format /modem_userdata to f2fs, if it's ext4
-    exec -- /vendor/bin/convert_to_f2fs.sh /dev/block/by-name/modem_userdata true
-
     mount_all /vendor/etc/fstab.persist --early
 
 on init
diff --git a/convert_to_f2fs.sh b/convert_to_f2fs.sh
deleted file mode 100644
index 806964c3..00000000
--- a/convert_to_f2fs.sh
+++ /dev/null
@@ -1,81 +0,0 @@
-#!/bin/sh
-
-BLK=$1
-FORMAT_ONLY=$2
-MNT_OLD="/mnt/convert_old"
-MNT_NEW="/mnt/convert_new"
-
-function log() {
-	if [ ! -z "$1" ]; then
-		echo "partition_convert: $1" > /dev/kmsg
-	fi
-}
-
-function check_success() {
-	if [ $? -ne 0 ]; then
-		log "Failed: $1"
-		exit -1
-	fi
-	log "Success: $1"
-}
-
-F2FS_MAGIC=$(xxd $BLK -s 0x400 -l 4 -p)
-if [ "$F2FS_MAGIC" = "1020f5f2" ]; then
-	log "$BLK is already f2fs - skipping"
-	exit 0
-fi
-
-EXT4_MAGIC=$(xxd $BLK -s 0x438 -l 2 -p)
-if [ "$EXT4_MAGIC" != "53ef" ]; then
-	log "Unknown filesystem $EXT4_MAGIC"
-	exit -1
-fi
-
-if [ $FORMAT_ONLY == "true" ]; then
-	make_f2fs $BLK 2>&1 > /dev/null
-	check_success "make_f2fs $BLK"
-	sync
-	check_success "sync"
-	exit 0
-fi
-
-mkdir -p $MNT_OLD
-check_success "mkdir $MNT_OLD"
-
-mkdir -p $MNT_NEW
-check_success "mkdir $MNT_NEW"
-
-mount -t ext4 $BLK $MNT_OLD
-check_success "mount $MNT_OLD as ext4"
-
-mount -t tmpfs tmpfs $MNT_NEW
-check_success "mount $MNT_NEW as tmpfs"
-
-cp -rp $MNT_OLD/* $MNT_NEW/
-check_success "copy $MNT_OLD to $MNT_NEW"
-
-umount $MNT_OLD
-check_success "umount $MNT_OLD"
-
-make_f2fs $BLK 2>&1 > /dev/null
-check_success "make_f2fs $BLK"
-
-mount -t f2fs $BLK $MNT_OLD
-check_success "mount $MNT_OLD as f2fs"
-
-cp -rp $MNT_NEW/* $MNT_OLD/
-check_success "copy $MNT_NEW to $MNT_OLD"
-
-sync
-check_success "sync"
-
-umount $MNT_OLD
-check_success "umount $MNT_OLD"
-umount $MNT_NEW
-check_success "umount $MNT_NEW"
-
-rmdir $MNT_OLD
-check_success "rmdir $MNT_OLD"
-
-rmdir $MNT_NEW
-check_success "rmdir $MNT_NEW"
diff --git a/device.mk b/device.mk
index 9c16da9e..36b1c8db 100644
--- a/device.mk
+++ b/device.mk
@@ -294,10 +294,6 @@ PRODUCT_PACKAGES += \
 	tune2fs.vendor_ramdisk \
 	resize2fs.vendor_ramdisk
 
-# Filesystem: convert /dev/block/by-name/persist to f2fs
-PRODUCT_COPY_FILES += \
-	device/google/gs201/convert_to_f2fs.sh:$(TARGET_COPY_OUT_VENDOR)/bin/convert_to_f2fs.sh \
-
 # Userdata Checkpointing OTA GC
 PRODUCT_PACKAGES += \
 	checkpoint_gc