Set kernel proc files for fwmark reflection and table numbers for RAs.

(cherry picked from commit 2c2807ac1041751583e0c3b6892ca56eae423fa2)

Change-Id: I5f0d759cb9b8590555af7f5503f00d3e455ece54
diff --git a/rootdir/init.rc b/rootdir/init.rc
index 0ef097c..e289a02 100644
--- a/rootdir/init.rc
+++ b/rootdir/init.rc
@@ -105,6 +105,13 @@
     write /proc/sys/kernel/sched_rt_runtime_us 950000
     write /proc/sys/kernel/sched_rt_period_us 1000000
 
+    # reflect fwmark from incoming packets onto generated replies
+    write /proc/sys/net/ipv4/fwmark_reflect 1
+    write /proc/sys/net/ipv6/fwmark_reflect 1
+
+    # set fwmark on accepted sockets
+    write /proc/sys/net/ipv4/tcp_fwmark_accept 1
+
 # Create cgroup mount points for process groups
     mkdir /dev/cpuctl
     mount cgroup none /dev/cpuctl cpu