Initial commit

Co-authored-by: Chris Renshaw <osm0sis@outlook.com>

anykernel.sh

@@ -0,0 +1,82 @@
+# AnyKernel3 Ramdisk Mod Script
+# osm0sis @ xda-developers
+
+## AnyKernel setup
+# begin properties
+properties() { '
+kernel.string=NeverSettle Kernel
+version.string=
+maintainer.string=Sreeshankar K
+do.devicecheck=1
+do.modules=0
+do.systemless=0
+do.cleanup=1
+do.cleanuponabort=0
+device.name1=avicii
+device.name2=Nord
+device.name3=OnePlusNord
+device.name4=OnePlus Nord
+device.name5=
+supported.versions=13
+supported.patchlevels=
+'; } # end properties
+
+# shell variables
+block=/dev/block/bootdevice/by-name/boot;
+is_slot_device=auto;
+ramdisk_compression=auto;
+
+## AnyKernel methods (DO NOT CHANGE)
+# import patching functions/variables - see for reference
+. tools/ak3-core.sh;
+
+## AnyKernel install
+dump_boot;
+
+if mountpoint -q /data; then
+  # Optimize F2FS extension list (@arter97)
+  for list_path in $(find /sys/fs/f2fs* -name extension_list); do
+    
+    ui_print " "
+    ui_print "- Optimizing F2FS extension list"
+    echo "Updating extension list: $list_path"
+
+    echo "Clearing extension list"
+
+    hot_count="$(grep -n 'hot file extens' $list_path | cut -d':' -f1)"
+    list_len="$(cat $list_path | wc -l)"
+    cold_count="$((list_len - hot_count))"
+
+    cold_list="$(head -n$((hot_count - 1)) $list_path | grep -v ':')"
+    hot_list="$(tail -n$cold_count $list_path)"
+
+    for ext in $cold_list; do
+      [ ! -z $ext ] && echo "[c]!$ext" > $list_path
+    done
+
+    for ext in $hot_list; do
+      [ ! -z $ext ] && echo "[h]!$ext" > $list_path
+    done
+
+    echo "Writing new extension list"
+
+    for ext in $(cat $home/f2fs-cold.list | grep -v '#'); do
+      [ ! -z $ext ] && echo "[c]$ext" > $list_path
+    done
+
+    for ext in $(cat $home/f2fs-hot.list); do
+      [ ! -z $ext ] && echo "[h]$ext" > $list_path
+    done
+  done
+fi
+
+
+#patch fstab for mounting data partition
+patch_fstab /vendor/etc/fstab.qcom /data f2fs options "fsync_mode=nobarrier" "fsync_mode=posix,atgc,background_gc=sync"
+
+#patch fstab for system partion
+patch_fstab /vendor/etc/fstab.qcom / ext4 options "barrier=1" "nobarrier,i_version"
+
+write_boot;
+## end install
+