# Post-process vmlinux and modules to support Fast LKM loader # a. vmlinux/modules: compute hash values of exported symbols and fill ksymtabs # b. modules: compute hash values of undefined symbols and fill .undef.hash quiet_cmd_ksymhash = SYMHASH cmd_ksymhash = scripts/mod/ksymhash ifdef CONFIG_LKM_ELF_HASH define rule_ksymhash $(Q)$(if $($(quiet)cmd_ksymhash), \ echo ' $($(quiet)cmd_ksymhash) $@' &&) \ $(cmd_ksymhash) $@ endef else define rule_ksymhash endef endif