Merge changes from topic "gs_mm_common" into main

* changes:
  Set compaction_proactiveness and percpu_pagelist_high_fraction
  allow vendor init to access MM knob

performance/Android.bp

@@ -5,6 +5,7 @@ package {
 cc_binary {
     name: "dump_perf",
     srcs: ["dump_perf.cpp"],
+    init_rc: ["init.pixel-mm-gs.rc"],
     cflags: [
         "-Wall",
         "-Wextra",

performance/init.pixel-mm-gs.rc

@@ -0,0 +1,20 @@
+# Copyright (C) 2024 The Android Open-Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+on init
+    # adjust PCP high level
+    write /proc/sys/vm/percpu_pagelist_high_fraction 430
+
+    # disable proactive compaction
+    write /proc/sys/vm/compaction_proactiveness 0

performance/sepolicy/vendor_init.te

@@ -0,0 +1,4 @@
+# MM
+allow vendor_init proc_percpu_pagelist_high_fraction:file w_file_perms;
+allow vendor_init proc_compaction_proactiveness:file w_file_perms;
+