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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
[GitHub/mt8127/android_kernel_alcatel_ttab.git]
/
Makefile
diff --git
a/Makefile
b/Makefile
index 1274084c9090aa92b529c0895a17b10d3313dcca..529b9048d97e950d2ea58948d2c5b93e67c0a563 100644
(file)
--- a/
Makefile
+++ b/
Makefile
@@
-115,13
+115,20
@@
saved-output := $(KBUILD_OUTPUT)
KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd)
$(if $(KBUILD_OUTPUT),, \
$(error output directory "$(saved-output)" does not exist))
KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd)
$(if $(KBUILD_OUTPUT),, \
$(error output directory "$(saved-output)" does not exist))
+# Check that OUTPUT directory is not the same as where we have kernel src
+$(if $(filter-out $(KBUILD_OUTPUT),$(shell /bin/pwd)),, \
+ $(error Output directory (O=...) specifies kernel src dir))
-PHONY += $(MAKECMDGOALS)
+PHONY += $(MAKECMDGOALS)
sub-make
-$(filter-out _all,$(MAKECMDGOALS)) _all:
+$(filter-out _all sub-make,$(MAKECMDGOALS)) _all: sub-make
+ $(Q)@:
+
+sub-make: FORCE
$(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
KBUILD_SRC=$(CURDIR) \
$(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
KBUILD_SRC=$(CURDIR) \
- KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile $@
+ KBUILD_EXTMOD="$(KBUILD_EXTMOD)" -f $(CURDIR)/Makefile \
+ $(filter-out _all sub-make,$(MAKECMDGOALS))
# Leave processing to above invocation of make
skip-makefile := 1
# Leave processing to above invocation of make
skip-makefile := 1
@@
-311,12
+318,12
@@
LINUXINCLUDE := -Iinclude \
$(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) \
-include include/linux/autoconf.h
$(if $(KBUILD_SRC),-Iinclude2 -I$(srctree)/include) \
-include include/linux/autoconf.h
-
CPPFLAGS
:= -D__KERNEL__ $(LINUXINCLUDE)
+
KBUILD_CPPFLAGS
:= -D__KERNEL__ $(LINUXINCLUDE)
-
CFLAGS
:= -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
+
KBUILD_CFLAGS
:= -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
-fno-strict-aliasing -fno-common \
-Werror-implicit-function-declaration
-fno-strict-aliasing -fno-common \
-Werror-implicit-function-declaration
-
AFLAGS
:= -D__ASSEMBLY__
+
KBUILD_AFLAGS
:= -D__ASSEMBLY__
# Read KERNELRELEASE from include/config/kernel.release (if it exists)
KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
# Read KERNELRELEASE from include/config/kernel.release (if it exists)
KERNELRELEASE = $(shell cat include/config/kernel.release 2> /dev/null)
@@
-327,9
+334,9
@@
export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
export CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE
export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
export CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE
export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
-export CPPFLAGS NOSTDINC_FLAGS LINUXINCLUDE OBJCOPYFLAGS LDFLAGS
-export CFLAGS CFLAGS_KERNEL CFLAGS_MODULE
-export AFLAGS AFLAGS_KERNEL AFLAGS_MODULE
+export
KBUILD_
CPPFLAGS NOSTDINC_FLAGS LINUXINCLUDE OBJCOPYFLAGS LDFLAGS
+export
KBUILD_
CFLAGS CFLAGS_KERNEL CFLAGS_MODULE
+export
KBUILD_
AFLAGS AFLAGS_KERNEL AFLAGS_MODULE
# When compiling out-of-tree modules, put MODVERDIR in the module
# tree rather than in the kernel tree. The kernel tree might
# When compiling out-of-tree modules, put MODVERDIR in the module
# tree rather than in the kernel tree. The kernel tree might
@@
-485,35
+492,41
@@
endif # $(dot-config)
all: vmlinux
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
all: vmlinux
ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-
CFLAGS
+= -Os
+
KBUILD_CFLAGS
+= -Os
else
else
-
CFLAGS
+= -O2
+
KBUILD_CFLAGS
+= -O2
endif
include $(srctree)/arch/$(ARCH)/Makefile
ifdef CONFIG_FRAME_POINTER
endif
include $(srctree)/arch/$(ARCH)/Makefile
ifdef CONFIG_FRAME_POINTER
-
CFLAGS
+= -fno-omit-frame-pointer -fno-optimize-sibling-calls
+
KBUILD_CFLAGS
+= -fno-omit-frame-pointer -fno-optimize-sibling-calls
else
else
-
CFLAGS
+= -fomit-frame-pointer
+
KBUILD_CFLAGS
+= -fomit-frame-pointer
endif
ifdef CONFIG_DEBUG_INFO
endif
ifdef CONFIG_DEBUG_INFO
-CFLAGS += -g
+KBUILD_CFLAGS += -g
+KBUILD_AFLAGS += -gdwarf-2
endif
# Force gcc to behave correct even for buggy distributions
endif
# Force gcc to behave correct even for buggy distributions
-
CFLAGS
+= $(call cc-option, -fno-stack-protector)
+
KBUILD_CFLAGS
+= $(call cc-option, -fno-stack-protector)
# arch Makefile may override CC so keep this after arch Makefile is included
NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
CHECKFLAGS += $(NOSTDINC_FLAGS)
# warn about C99 declaration after statement
# arch Makefile may override CC so keep this after arch Makefile is included
NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
CHECKFLAGS += $(NOSTDINC_FLAGS)
# warn about C99 declaration after statement
-CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)
+
KBUILD_
CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)
# disable pointer signed / unsigned warnings in gcc 4.0
# disable pointer signed / unsigned warnings in gcc 4.0
-CFLAGS += $(call cc-option,-Wno-pointer-sign,)
+KBUILD_CFLAGS += $(call cc-option,-Wno-pointer-sign,)
+
+# Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
+KBUILD_CPPFLAGS += $(CPPFLAGS)
+KBUILD_AFLAGS += $(AFLAGS)
+KBUILD_CFLAGS += $(CFLAGS)
# Use --build-id when available.
LDFLAGS_BUILD_ID = $(patsubst -Wl$(comma)%,%,\
# Use --build-id when available.
LDFLAGS_BUILD_ID = $(patsubst -Wl$(comma)%,%,\
@@
-1149,6
+1162,7
@@
help:
@echo 'Static analysers'
@echo ' checkstack - Generate a list of stack hogs'
@echo ' namespacecheck - Name space analysis on compiled kernel'
@echo 'Static analysers'
@echo ' checkstack - Generate a list of stack hogs'
@echo ' namespacecheck - Name space analysis on compiled kernel'
+ @echo ' export_report - List the usages of all exported symbols'
@if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
echo ' headers_check - Sanity check on exported headers'; \
fi
@if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
echo ' headers_check - Sanity check on exported headers'; \
fi
@@
-1255,8
+1269,10
@@
$(clean-dirs):
$(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
clean: rm-dirs := $(MODVERDIR)
$(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
clean: rm-dirs := $(MODVERDIR)
+clean: rm-files := $(KBUILD_EXTMOD)/Module.symvers
clean: $(clean-dirs)
$(call cmd,rmdirs)
clean: $(clean-dirs)
$(call cmd,rmdirs)
+ $(call cmd,rmfiles)
@find $(KBUILD_EXTMOD) $(RCS_FIND_IGNORE) \
\( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
-o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \) \
@find $(KBUILD_EXTMOD) $(RCS_FIND_IGNORE) \
\( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
-o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \) \
@@
-1309,8
+1325,8
@@
ALLSOURCE_ARCHS := $(ARCH) $(SRCARCH)
endif
define find-sources
endif
define find-sources
- ( for
ARCH
in $(ALLSOURCE_ARCHS) ; do \
- find $(__srctree)arch/$${
SRCARCH
} $(RCS_FIND_IGNORE) \
+ ( for
arch
in $(ALLSOURCE_ARCHS) ; do \
+ find $(__srctree)arch/$${
arch
} $(RCS_FIND_IGNORE) \
-name $1 -print; \
done ; \
find $(__srctree)security/selinux/include $(RCS_FIND_IGNORE) \
-name $1 -print; \
done ; \
find $(__srctree)security/selinux/include $(RCS_FIND_IGNORE) \
@@
-1318,8
+1334,8
@@
define find-sources
find $(__srctree)include $(RCS_FIND_IGNORE) \
\( -name config -o -name 'asm-*' \) -prune \
-o -name $1 -print; \
find $(__srctree)include $(RCS_FIND_IGNORE) \
\( -name config -o -name 'asm-*' \) -prune \
-o -name $1 -print; \
- for
ARCH
in $(ALLINCLUDE_ARCHS) ; do \
- find $(__srctree)include/asm-$${
SRCARCH
} $(RCS_FIND_IGNORE) \
+ for
arch
in $(ALLINCLUDE_ARCHS) ; do \
+ find $(__srctree)include/asm-$${
arch
} $(RCS_FIND_IGNORE) \
-name $1 -print; \
done ; \
find $(__srctree)include/asm-generic $(RCS_FIND_IGNORE) \
-name $1 -print; \
done ; \
find $(__srctree)include/asm-generic $(RCS_FIND_IGNORE) \
@@
-1411,6
+1427,9
@@
versioncheck:
namespacecheck:
$(PERL) $(srctree)/scripts/namespace.pl
namespacecheck:
$(PERL) $(srctree)/scripts/namespace.pl
+export_report:
+ $(PERL) $(srctree)/scripts/export_report.pl
+
endif #ifeq ($(config-targets),1)
endif #ifeq ($(mixed-targets),1)
endif #ifeq ($(config-targets),1)
endif #ifeq ($(mixed-targets),1)
@@
-1488,8
+1507,8
@@
quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN $(wildcard $(rm-files))
cmd_rmfiles = rm -f $(rm-files)
cmd_rmfiles = rm -f $(rm-files)
-a_flags = -Wp,-MD,$(depfile) $(AFLAGS) $(AFLAGS_KERNEL) \
- $(NOSTDINC_FLAGS) $(CPPFLAGS) \
+a_flags = -Wp,-MD,$(depfile) $(
KBUILD_
AFLAGS) $(AFLAGS_KERNEL) \
+ $(NOSTDINC_FLAGS) $(
KBUILD_
CPPFLAGS) \
$(modkern_aflags) $(EXTRA_AFLAGS) $(AFLAGS_$(basetarget).o)
quiet_cmd_as_o_S = AS $@
$(modkern_aflags) $(EXTRA_AFLAGS) $(AFLAGS_$(basetarget).o)
quiet_cmd_as_o_S = AS $@