diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 32 |
1 files changed, 28 insertions, 4 deletions
@@ -1,7 +1,7 @@ VERSION = 4 PATCHLEVEL = 5 SUBLEVEL = 0 -EXTRAVERSION = -rc3 +EXTRAVERSION = NAME = Blurry Fish Butt # *DOCUMENTATION* @@ -993,7 +993,21 @@ prepare0: archprepare FORCE $(Q)$(MAKE) $(build)=. # All the preparing.. -prepare: prepare0 +prepare: prepare0 prepare-objtool + +ifdef CONFIG_STACK_VALIDATION + has_libelf := $(shell echo "int main() {}" | $(HOSTCC) -xc -o /dev/null -lelf - &> /dev/null && echo 1 || echo 0) + ifeq ($(has_libelf),1) + objtool_target := tools/objtool FORCE + else + $(warning "Cannot use CONFIG_STACK_VALIDATION, please install libelf-dev or elfutils-libelf-devel") + SKIP_STACK_VALIDATION := 1 + export SKIP_STACK_VALIDATION + endif +endif + +PHONY += prepare-objtool +prepare-objtool: $(objtool_target) # Generate some files # --------------------------------------------------------------------------- @@ -1087,6 +1101,14 @@ kselftest: kselftest-clean: $(Q)$(MAKE) -C tools/testing/selftests clean +PHONY += kselftest-merge +kselftest-merge: + $(if $(wildcard $(objtree)/.config),, $(error No .config exists, config your kernel first!)) + $(Q)$(CONFIG_SHELL) $(srctree)/scripts/kconfig/merge_config.sh \ + -m $(objtree)/.config \ + $(srctree)/tools/testing/selftests/*/config + +$(Q)$(MAKE) -f $(srctree)/Makefile olddefconfig + # --------------------------------------------------------------------------- # Modules @@ -1295,6 +1317,8 @@ help: @echo ' Build, install, and boot kernel before' @echo ' running kselftest on it' @echo ' kselftest-clean - Remove all generated kselftest files' + @echo ' kselftest-merge - Merge all the config dependencies of kselftest to existed' + @echo ' .config.' @echo '' @echo 'Kernel packaging:' @$(MAKE) $(build)=$(package-dir) help @@ -1506,11 +1530,11 @@ image_name: # Clear a bunch of variables before executing the submake tools/: FORCE $(Q)mkdir -p $(objtree)/tools - $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(O) subdir=tools -C $(src)/tools/ + $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(shell cd $(objtree) && /bin/pwd) subdir=tools -C $(src)/tools/ tools/%: FORCE $(Q)mkdir -p $(objtree)/tools - $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(O) subdir=tools -C $(src)/tools/ $* + $(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(shell cd $(objtree) && /bin/pwd) subdir=tools -C $(src)/tools/ $* # Single targets # --------------------------------------------------------------------------- |