Merge "init: clarify comment for the restorecon of second stage init"

    SelinuxSetupKernelLogging();

    SelinuxInitialize();

    // Unneeded?  It's an ext4 file system so shouldn't it have the right domain already?

    // We're in the kernel domain, so re-exec init to transition to the init domain now

    // that the SELinux policy has been loaded.

    // We're in the kernel domain and want to transition to the init domain when we exec second

    // stage init.  File systems that store SELabels in their xattrs, such as ext4 do not need an

    // explicit restorecon here, but other file systems do.  In particular, this is needed for

    // ramdisks such as the recovery image for A/B devices.

    if (selinux_android_restorecon("/system/bin/init", 0) == -1) {

        PLOG(FATAL) << "restorecon failed of /system/bin/init failed";

    }