Enable the securityfs filesystem

modulename: inode.ko

configname: CONFIG_SECURITYFS

Linux Kernel Configuration
└─>Security options
└─>Enable the securityfs filesystem
In linux kernel since version 2.6.28 (release Date: 2008-12-24)  
This will build the securityfs filesystem. It is currently used by
various security modules (AppArmor, IMA, SafeSetID, TOMOYO, TPM).

If you are unsure how to answer this question, answer N.

source code:
security/inode.c