CHROMIUM: Pull in Yama LSM

security/Makefile

 #
 # Makefile for the kernel security code
 #
 
 obj-$(CONFIG_KEYS)                      += keys/
 subdir-$(CONFIG_SECURITY_SELINUX)       += selinux
 subdir-$(CONFIG_SECURITY_SMACK)         += smack
 subdir-$(CONFIG_SECURITY_TOMOYO)        += tomoyo
 subdir-$(CONFIG_SECURITY_APPARMOR)      += apparmor
+subdir-$(CONFIG_SECURITY_YAMA)          += yama
 
 # always enable default capabilities
 obj-y                                   += commoncap.o
 obj-$(CONFIG_MMU)                       += min_addr.o
 
 # Object file lists
 obj-$(CONFIG_SECURITY)                  += security.o capability.o
 obj-$(CONFIG_SECURITYFS)                += inode.o
 # Must precede capability.o in order to stack properly.
 obj-$(CONFIG_SECURITY_SELINUX)          += selinux/built-in.o
 obj-$(CONFIG_SECURITY_SMACK)            += smack/built-in.o
 obj-$(CONFIG_AUDIT)                     += lsm_audit.o
 obj-$(CONFIG_SECURITY_TOMOYO)           += tomoyo/built-in.o
 obj-$(CONFIG_SECURITY_APPARMOR)         += apparmor/built-in.o
 obj-$(CONFIG_SECURITY_ROOTPLUG)         += root_plug.o
+obj-$(CONFIG_SECURITY_YAMA)             += yama/built-in.o
 obj-$(CONFIG_CGROUP_DEVICE)             += device_cgroup.o
 
 # Object integrity file lists
 subdir-$(CONFIG_IMA)                    += integrity/ima
 obj-$(CONFIG_IMA)                       += integrity/ima/built-in.o