VERSION = 2
PATCHLEVEL = 6
-SUBLEVEL = 31
+SUBLEVEL = 34
EXTRAVERSION =
-NAME = Man-Eating Seals of Antiquity
+NAME = Sheep on Meth
# *DOCUMENTATION*
# To see a list of typical targets execute "make help"
# o print "Entering directory ...";
MAKEFLAGS += -rR --no-print-directory
+# Avoid funny character set dependencies
+unexport LC_ALL
+LC_COLLATE=C
+LC_NUMERIC=C
+export LC_COLLATE LC_NUMERIC
+
# We are using a recursive build, so we need to do a little thinking
# to get the ordering right.
#
# Alternatively CROSS_COMPILE can be set in the environment.
# Default value for CROSS_COMPILE is not to prefix executables
# Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
-#
-# To force ARCH and CROSS_COMPILE settings include kernel.* files
-# in the kernel tree - do not patch this file.
export KBUILD_BUILDHOST := $(SUBARCH)
-
-# Kbuild save the ARCH and CROSS_COMPILE setting in kernel.* files.
-# Restore these settings and check that user did not specify
-# conflicting values.
-
-saved_arch := $(shell cat include/generated/kernel.arch 2> /dev/null)
-saved_cross := $(shell cat include/generated/kernel.cross 2> /dev/null)
-
-ifneq ($(CROSS_COMPILE),)
- ifneq ($(saved_cross),)
- ifneq ($(CROSS_COMPILE),$(saved_cross))
- $(error CROSS_COMPILE changed from \
- "$(saved_cross)" to \
- to "$(CROSS_COMPILE)". \
- Use "make mrproper" to fix it up)
- endif
- endif
-else
- CROSS_COMPILE := $(saved_cross)
-endif
-
-ifneq ($(ARCH),)
- ifneq ($(saved_arch),)
- ifneq ($(saved_arch),$(ARCH))
- $(error ARCH changed from \
- "$(saved_arch)" to "$(ARCH)". \
- Use "make mrproper" to fix it up)
- endif
- endif
-else
- ifneq ($(saved_arch),)
- ARCH := $(saved_arch)
- else
- ARCH := $(SUBARCH)
- endif
-endif
+ARCH ?= $(SUBARCH)
+CROSS_COMPILE ?=
# Architecture as present in compile.h
UTS_MACHINE := $(ARCH)
HOSTCC = gcc
HOSTCXX = g++
-HOSTCFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
+HOSTCFLAGS = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer
HOSTCXXFLAGS = -O2
# Decide whether to build built-in, modular, or both.
# Use LINUXINCLUDE when you must reference the include/ directory.
# Needed to be compatible with the O= option
-LINUXINCLUDE := -Iinclude \
- $(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) \
- -I$(srctree)/arch/$(hdr-arch)/include \
- -include include/linux/autoconf.h
+LINUXINCLUDE := -I$(srctree)/arch/$(hdr-arch)/include -Iinclude \
+ $(if $(KBUILD_SRC), -I$(srctree)/include) \
+ -include include/generated/autoconf.h
KBUILD_CPPFLAGS := -D__KERNEL__
PHONY += scripts_basic
scripts_basic:
$(Q)$(MAKE) $(build)=scripts/basic
+ $(Q)rm -f .tmp_quiet_recordmcount
# To avoid any implicit rule to kick in, define an empty command.
scripts/basic/%: scripts_basic ;
include $(srctree)/arch/$(SRCARCH)/Makefile
export KBUILD_DEFCONFIG KBUILD_KCONFIG
-# save ARCH & CROSS_COMPILE settings
-$(shell mkdir -p include/generated && \
- echo $(ARCH) > include/generated/kernel.arch && \
- echo $(CROSS_COMPILE) > include/generated/kernel.cross)
-
config: scripts_basic outputmakefile FORCE
$(Q)mkdir -p include/linux include/config
$(Q)$(MAKE) $(build)=scripts/kconfig $@
# Carefully list dependencies so we do not try to build scripts twice
# in parallel
PHONY += scripts
-scripts: scripts_basic include/config/auto.conf
+scripts: scripts_basic include/config/auto.conf include/config/tristate.conf
$(Q)$(MAKE) $(build)=$(@)
# Objects we will link into vmlinux / subdirs we need to visit
# with it and forgot to run make oldconfig.
# if auto.conf.cmd is missing then we are probably in a cleaned tree so
# we execute the config step to be sure to catch updated Kconfig files
-include/config/auto.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
+include/config/%.conf: $(KCONFIG_CONFIG) include/config/auto.conf.cmd
$(Q)$(MAKE) -f $(srctree)/Makefile silentoldconfig
else
-# external modules needs include/linux/autoconf.h and include/config/auto.conf
+# external modules needs include/generated/autoconf.h and include/config/auto.conf
# but do not care if they are up-to-date. Use auto.conf to trigger the test
PHONY += include/config/auto.conf
include/config/auto.conf:
- $(Q)test -e include/linux/autoconf.h -a -e $@ || ( \
+ $(Q)test -e include/generated/autoconf.h -a -e $@ || ( \
echo; \
echo " ERROR: Kernel configuration is invalid."; \
- echo " include/linux/autoconf.h or $@ are missing."; \
+ echo " include/generated/autoconf.h or $@ are missing.";\
echo " Run 'make oldconfig && make prepare' on kernel src to fix it."; \
echo; \
/bin/false)
# revert to pre-gcc-4.4 behaviour of .eh_frame
KBUILD_CFLAGS += $(call cc-option,-fno-dwarf2-cfi-asm)
+# conserve stack if available
+KBUILD_CFLAGS += $(call cc-option,-fconserve-stack)
+
# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
# But warn user when we do so
warn-assign = \
# Use --build-id when available.
LDFLAGS_BUILD_ID = $(patsubst -Wl$(comma)%,%,\
- $(call ld-option, -Wl$(comma)--build-id,))
+ $(call cc-ldoption, -Wl$(comma)--build-id,))
LDFLAGS_MODULE += $(LDFLAGS_BUILD_ID)
LDFLAGS_vmlinux += $(LDFLAGS_BUILD_ID)
ifeq ($(CONFIG_STRIP_ASM_SYMS),y)
-LDFLAGS_vmlinux += -X
+LDFLAGS_vmlinux += $(call ld-option, -X,)
endif
# Default kernel image to build when no specific target is given.
PHONY += $(vmlinux-dirs)
$(vmlinux-dirs): prepare scripts
$(Q)$(MAKE) $(build)=$@
+ifdef CONFIG_MODULES
+ $(Q)$(MAKE) $(modbuiltin)=$@
+endif
# Build the kernel release string
#
# prepare3 is used to check if we are building in a separate output directory,
# and if so do:
# 1) Check that make has not been executed in the kernel src $(srctree)
-# 2) Create the include2 directory, used for the second asm symlink
prepare3: include/config/kernel.release
ifneq ($(KBUILD_SRC),)
@$(kecho) ' Using $(srctree) as source for kernel'
echo " in the '$(srctree)' directory.";\
/bin/false; \
fi;
- $(Q)if [ ! -d include2 ]; then \
- mkdir -p include2; \
- ln -fsn $(srctree)/include/asm-$(SRCARCH) include2/asm; \
- fi
endif
# prepare2 creates a makefile if using a separate output directory
prepare2: prepare3 outputmakefile
-prepare1: prepare2 include/linux/version.h include/linux/utsrelease.h \
- include/asm include/config/auto.conf
+prepare1: prepare2 include/linux/version.h include/generated/utsrelease.h \
+ include/config/auto.conf
$(cmd_crmodverdir)
archprepare: prepare1 scripts_basic
# All the preparing..
prepare: prepare0
-# Leave this as default for preprocessing vmlinux.lds.S, which is now
-# done in arch/$(ARCH)/kernel/Makefile
-
-export CPPFLAGS_vmlinux.lds += -P -C -U$(ARCH)
-
-# The asm symlink changes when $(ARCH) changes.
-# Detect this and ask user to run make mrproper
-# If asm is a stale symlink (point to dir that does not exist) remove it
-define check-symlink
- set -e; \
- if [ -L include/asm ]; then \
- asmlink=`readlink include/asm | cut -d '-' -f 2`; \
- if [ "$$asmlink" != "$(SRCARCH)" ]; then \
- echo "ERROR: the symlink $@ points to asm-$$asmlink but asm-$(SRCARCH) was expected"; \
- echo " set ARCH or save .config and run 'make mrproper' to fix it"; \
- exit 1; \
- fi; \
- test -e $$asmlink || rm include/asm; \
- elif [ -d include/asm ]; then \
- echo "ERROR: $@ is a directory but a symlink was expected";\
- exit 1; \
- fi
-endef
-
-# We create the target directory of the symlink if it does
-# not exist so the test in check-symlink works and we have a
-# directory for generated filesas used by some architectures.
-define create-symlink
- if [ ! -L include/asm ]; then \
- $(kecho) ' SYMLINK $@ -> include/asm-$(SRCARCH)'; \
- if [ ! -d include/asm-$(SRCARCH) ]; then \
- mkdir -p include/asm-$(SRCARCH); \
- fi; \
- ln -fsn asm-$(SRCARCH) $@; \
- fi
-endef
-
-include/asm: FORCE
- $(Q)$(check-symlink)
- $(Q)$(create-symlink)
-
# Generate some files
# ---------------------------------------------------------------------------
include/linux/version.h: $(srctree)/Makefile FORCE
$(call filechk,version.h)
-include/linux/utsrelease.h: include/config/kernel.release FORCE
+include/generated/utsrelease.h: include/config/kernel.release FORCE
$(call filechk,utsrelease.h)
PHONY += headerdep
export INSTALL_HDR_PATH = $(objtree)/usr
hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj
-# Find out where the Kbuild file is located to support
-# arch/$(ARCH)/include/asm
-hdr-dir = $(strip \
- $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/asm/Kbuild), \
- arch/$(hdr-arch)/include/asm, include/asm-$(hdr-arch)))
# If we do an all arch process set dst to asm-$(hdr-arch)
hdr-dst = $(if $(KBUILD_HEADERS), dst=include/asm-$(hdr-arch), dst=include/asm)
PHONY += headers_install
headers_install: __headers
- $(if $(wildcard $(srctree)/$(hdr-dir)/Kbuild),, \
+ $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/asm/Kbuild),, \
$(error Headers not exportable for the $(SRCARCH) architecture))
$(Q)$(MAKE) $(hdr-inst)=include
- $(Q)$(MAKE) $(hdr-inst)=$(hdr-dir) $(hdr-dst)
+ $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/asm $(hdr-dst)
PHONY += headers_check_all
headers_check_all: headers_install_all
PHONY += headers_check
headers_check: headers_install
$(Q)$(MAKE) $(hdr-inst)=include HDRCHECK=1
- $(Q)$(MAKE) $(hdr-inst)=$(hdr-dir) $(hdr-dst) HDRCHECK=1
+ $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/asm $(hdr-dst) HDRCHECK=1
# ---------------------------------------------------------------------------
# Modules
PHONY += modules
modules: $(vmlinux-dirs) $(if $(KBUILD_BUILTIN),vmlinux)
$(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.order) > $(objtree)/modules.order
+ $(Q)$(AWK) '!x[$$0]++' $(vmlinux-dirs:%=$(objtree)/%/modules.builtin) > $(objtree)/modules.builtin
@$(kecho) ' Building modules, stage 2.';
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modbuild
ln -s $(objtree) $(MODLIB)/build ; \
fi
@cp -f $(objtree)/modules.order $(MODLIB)/
+ @cp -f $(objtree)/modules.builtin $(MODLIB)/
$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modinst
# This depmod is only for convenience to give the initial
.tmp_kallsyms* .tmp_version .tmp_vmlinux* .tmp_System.map
# Directories & files removed with 'make mrproper'
-MRPROPER_DIRS += include/config include2 usr/include include/generated
-MRPROPER_FILES += .config .config.old include/asm .version .old_version \
- include/linux/autoconf.h include/linux/version.h \
- include/linux/utsrelease.h \
- include/linux/bounds.h include/asm*/asm-offsets.h \
- Module.symvers Module.markers tags TAGS cscope*
+MRPROPER_DIRS += include/config usr/include include/generated
+MRPROPER_FILES += .config .config.old .version .old_version \
+ include/linux/version.h \
+ Module.symvers tags TAGS cscope*
# clean - Delete most, but leave enough to build external modules
#
\( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
-o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
-o -name '*.symtypes' -o -name 'modules.order' \
- -o -name 'Module.markers' -o -name '.tmp_*.o.*' \
+ -o -name modules.builtin -o -name '.tmp_*.o.*' \
-o -name '*.gcno' \) -type f -print | xargs rm -f
# mrproper - Delete all generated files, including .config
clean: rm-dirs := $(MODVERDIR)
clean: rm-files := $(KBUILD_EXTMOD)/Module.symvers \
- $(KBUILD_EXTMOD)/Module.markers \
- $(KBUILD_EXTMOD)/modules.order
+ $(KBUILD_EXTMOD)/modules.order \
+ $(KBUILD_EXTMOD)/modules.builtin
clean: $(clean-dirs)
$(call cmd,rmdirs)
$(call cmd,rmfiles)
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