Merge git://git.kernel.org/pub/scm/linux/kernel/git/nab/target-pending
[linux-3.10.git] / Makefile
index 462a0b4..54d2b2a 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,8 +1,8 @@
 VERSION = 3
-PATCHLEVEL = 5
+PATCHLEVEL = 9
 SUBLEVEL = 0
-EXTRAVERSION = -rc3
-NAME = Saber-toothed Squirrel
+EXTRAVERSION = -rc4
+NAME = Unicycling Gorilla
 
 # *DOCUMENTATION*
 # To see a list of typical targets execute "make help"
@@ -124,7 +124,7 @@ $(if $(KBUILD_OUTPUT),, \
 PHONY += $(MAKECMDGOALS) sub-make
 
 $(filter-out _all sub-make $(CURDIR)/Makefile, $(MAKECMDGOALS)) _all: sub-make
-       $(Q)@:
+       @:
 
 sub-make: FORCE
        $(if $(KBUILD_VERBOSE:1=),@)$(MAKE) -C $(KBUILD_OUTPUT) \
@@ -165,11 +165,12 @@ export srctree objtree VPATH
 # then ARCH is assigned, getting whatever value it gets normally, and 
 # SUBARCH is subsequently ignored.
 
-SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
+SUBARCH := $(shell uname -m | sed -e s/i.86/x86/ -e s/x86_64/x86/ \
+                                 -e s/sun4u/sparc64/ \
                                  -e s/arm.*/arm/ -e s/sa110/arm/ \
                                  -e s/s390x/s390/ -e s/parisc64/parisc/ \
                                  -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \
-                                 -e s/sh[234].*/sh/ )
+                                 -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ )
 
 # Cross compiling and selecting different set of gcc/bin-utils
 # ---------------------------------------------------------------------------
@@ -191,7 +192,6 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \
 # "make" in the configured kernel build directory always uses that.
 # Default value for CROSS_COMPILE is not to prefix executables
 # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile
-export KBUILD_BUILDHOST := $(SUBARCH)
 ARCH           ?= $(SUBARCH)
 CROSS_COMPILE  ?= $(CONFIG_CROSS_COMPILE:"%"=%)
 
@@ -350,12 +350,22 @@ AFLAGS_KERNEL     =
 CFLAGS_GCOV    = -fprofile-arcs -ftest-coverage
 
 
+# Use USERINCLUDE when you must reference the UAPI directories only.
+USERINCLUDE    := \
+               -I$(srctree)/arch/$(hdr-arch)/include/uapi \
+               -Iarch/$(hdr-arch)/include/generated/uapi \
+               -I$(srctree)/include/uapi \
+               -Iinclude/generated/uapi \
+                -include $(srctree)/include/linux/kconfig.h
+
 # Use LINUXINCLUDE when you must reference the include/ directory.
 # Needed to be compatible with the O= option
-LINUXINCLUDE    := -I$(srctree)/arch/$(hdr-arch)/include \
-                   -Iarch/$(hdr-arch)/include/generated -Iinclude \
-                   $(if $(KBUILD_SRC), -I$(srctree)/include) \
-                   -include $(srctree)/include/linux/kconfig.h
+LINUXINCLUDE    := \
+               -I$(srctree)/arch/$(hdr-arch)/include \
+               -Iarch/$(hdr-arch)/include/generated \
+               $(if $(KBUILD_SRC), -I$(srctree)/include) \
+               -Iinclude \
+               $(USERINCLUDE)
 
 KBUILD_CPPFLAGS := -D__KERNEL__
 
@@ -427,7 +437,9 @@ endif
 PHONY += asm-generic
 asm-generic:
        $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \
-                   obj=arch/$(SRCARCH)/include/generated/asm
+                   src=asm obj=arch/$(SRCARCH)/include/generated/asm
+       $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.asm-generic \
+                   src=uapi/asm obj=arch/$(SRCARCH)/include/generated/uapi/asm
 
 # To make sure we do not include .config for any of the *config targets
 # catch them early, and hand them over to scripts/kconfig/Makefile
@@ -437,9 +449,11 @@ asm-generic:
 # Detect when mixed targets is specified, and make a second invocation
 # of make so .config is not included in this case either (for *config).
 
+version_h := include/generated/uapi/linux/version.h
+
 no-dot-config-targets := clean mrproper distclean \
                         cscope gtags TAGS tags help %docs check% coccicheck \
-                        include/linux/version.h headers_% archheaders archscripts \
+                        $(version_h) headers_% archheaders archscripts \
                         kernelversion %src-pkg
 
 config-targets := 0
@@ -535,11 +549,11 @@ PHONY += include/config/auto.conf
 
 include/config/auto.conf:
        $(Q)test -e include/generated/autoconf.h -a -e $@ || (          \
-       echo;                                                           \
-       echo "  ERROR: Kernel configuration is invalid.";               \
-       echo "         include/generated/autoconf.h or $@ are missing.";\
-       echo "         Run 'make oldconfig && make prepare' on kernel src to fix it.";  \
-       echo;                                                           \
+       echo >&2;                                                       \
+       echo >&2 "  ERROR: Kernel configuration is invalid.";           \
+       echo >&2 "         include/generated/autoconf.h or $@ are missing.";\
+       echo >&2 "         Run 'make oldconfig && make prepare' on kernel src to fix it.";      \
+       echo >&2 ;                                                      \
        /bin/false)
 
 endif # KBUILD_EXTMOD
@@ -605,11 +619,16 @@ KBUILD_AFLAGS     += -gdwarf-2
 endif
 
 ifdef CONFIG_DEBUG_INFO_REDUCED
-KBUILD_CFLAGS  += $(call cc-option, -femit-struct-debug-baseonly)
+KBUILD_CFLAGS  += $(call cc-option, -femit-struct-debug-baseonly) \
+                  $(call cc-option,-fno-var-tracking)
 endif
 
 ifdef CONFIG_FUNCTION_TRACER
-KBUILD_CFLAGS  += -pg
+ifdef CONFIG_HAVE_FENTRY
+CC_USING_FENTRY        := $(call cc-option, -mfentry -DCC_USING_FENTRY)
+endif
+KBUILD_CFLAGS  += -pg $(CC_USING_FENTRY)
+KBUILD_AFLAGS  += $(CC_USING_FENTRY)
 ifdef CONFIG_DYNAMIC_FTRACE
        ifdef CONFIG_HAVE_C_RECORDMCOUNT
                BUILD_C_RECORDMCOUNT := y
@@ -648,22 +667,9 @@ ifeq ($(shell $(CONFIG_SHELL) $(srctree)/scripts/gcc-goto.sh $(CC)), y)
 endif
 
 # Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
-# But warn user when we do so
-warn-assign = \
-$(warning "WARNING: Appending $$K$(1) ($(K$(1))) from $(origin K$(1)) to kernel $$$(1)")
-
-ifneq ($(KCPPFLAGS),)
-        $(call warn-assign,CPPFLAGS)
-        KBUILD_CPPFLAGS += $(KCPPFLAGS)
-endif
-ifneq ($(KAFLAGS),)
-        $(call warn-assign,AFLAGS)
-        KBUILD_AFLAGS += $(KAFLAGS)
-endif
-ifneq ($(KCFLAGS),)
-        $(call warn-assign,CFLAGS)
-        KBUILD_CFLAGS += $(KCFLAGS)
-endif
+KBUILD_CPPFLAGS += $(KCPPFLAGS)
+KBUILD_AFLAGS += $(KAFLAGS)
+KBUILD_CFLAGS += $(KCFLAGS)
 
 # Use --build-id when available.
 LDFLAGS_BUILD_ID = $(patsubst -Wl$(comma)%,%,\
@@ -714,6 +720,17 @@ endif # INSTALL_MOD_STRIP
 export mod_strip_cmd
 
 
+ifdef CONFIG_MODULE_SIG_ALL
+MODSECKEY = ./signing_key.priv
+MODPUBKEY = ./signing_key.x509
+export MODPUBKEY
+mod_sign_cmd = perl $(srctree)/scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODSECKEY) $(MODPUBKEY)
+else
+mod_sign_cmd = true
+endif
+export mod_sign_cmd
+
+
 ifeq ($(KBUILD_EXTMOD),)
 core-y         += kernel/ mm/ fs/ ipc/ security/ crypto/ block/
 
@@ -796,8 +813,8 @@ prepare3: include/config/kernel.release
 ifneq ($(KBUILD_SRC),)
        @$(kecho) '  Using $(srctree) as source for kernel'
        $(Q)if [ -f $(srctree)/.config -o -d $(srctree)/include/config ]; then \
-               echo "  $(srctree) is not clean, please run 'make mrproper'"; \
-               echo "  in the '$(srctree)' directory.";\
+               echo >&2 "  $(srctree) is not clean, please run 'make mrproper'"; \
+               echo >&2 "  in the '$(srctree)' directory.";\
                /bin/false; \
        fi;
 endif
@@ -805,7 +822,7 @@ endif
 # prepare2 creates a makefile if using a separate output directory
 prepare2: prepare3 outputmakefile asm-generic
 
-prepare1: prepare2 include/linux/version.h include/generated/utsrelease.h \
+prepare1: prepare2 $(version_h) include/generated/utsrelease.h \
                    include/config/auto.conf
        $(cmd_crmodverdir)
 
@@ -838,7 +855,7 @@ define filechk_version.h
        echo '#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))';)
 endef
 
-include/linux/version.h: $(srctree)/Makefile FORCE
+$(version_h): $(srctree)/Makefile FORCE
        $(call filechk,version.h)
 
 include/generated/utsrelease.h: include/config/kernel.release FORCE
@@ -883,7 +900,7 @@ PHONY += archscripts
 archscripts:
 
 PHONY += __headers
-__headers: include/linux/version.h scripts_basic asm-generic archheaders archscripts FORCE
+__headers: $(version_h) scripts_basic asm-generic archheaders archscripts FORCE
        $(Q)$(MAKE) $(build)=scripts build_unifdef
 
 PHONY += headers_install_all
@@ -892,10 +909,10 @@ headers_install_all:
 
 PHONY += headers_install
 headers_install: __headers
-       $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/asm/Kbuild),, \
-       $(error Headers not exportable for the $(SRCARCH) architecture))
-       $(Q)$(MAKE) $(hdr-inst)=include
-       $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/asm $(hdr-dst)
+       $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/uapi/asm/Kbuild),, \
+         $(error Headers not exportable for the $(SRCARCH) architecture))
+       $(Q)$(MAKE) $(hdr-inst)=include/uapi
+       $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi/asm $(hdr-dst)
 
 PHONY += headers_check_all
 headers_check_all: headers_install_all
@@ -903,8 +920,8 @@ headers_check_all: headers_install_all
 
 PHONY += headers_check
 headers_check: headers_install
-       $(Q)$(MAKE) $(hdr-inst)=include HDRCHECK=1
-       $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/asm $(hdr-dst) HDRCHECK=1
+       $(Q)$(MAKE) $(hdr-inst)=include/uapi HDRCHECK=1
+       $(Q)$(MAKE) $(hdr-inst)=arch/$(hdr-arch)/include/uapi/asm $(hdr-dst) HDRCHECK=1
 
 # ---------------------------------------------------------------------------
 # Modules
@@ -965,17 +982,23 @@ _modinst_post: _modinst_
        $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.fwinst obj=firmware __fw_modinst
        $(call cmd,depmod)
 
+ifeq ($(CONFIG_MODULE_SIG), y)
+PHONY += modules_sign
+modules_sign:
+       $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modsign
+endif
+
 else # CONFIG_MODULES
 
 # Modules not configured
 # ---------------------------------------------------------------------------
 
 modules modules_install: FORCE
-       @echo
-       @echo "The present kernel configuration has modules disabled."
-       @echo "Type 'make config' and enable loadable module support."
-       @echo "Then build a kernel with module support enabled."
-       @echo
+       @echo >&2
+       @echo >&2 "The present kernel configuration has modules disabled."
+       @echo >&2 "Type 'make config' and enable loadable module support."
+       @echo >&2 "Then build a kernel with module support enabled."
+       @echo >&2
        @exit 1
 
 endif # CONFIG_MODULES
@@ -993,9 +1016,11 @@ CLEAN_DIRS  += $(MODVERDIR)
 # Directories & files removed with 'make mrproper'
 MRPROPER_DIRS  += include/config usr/include include/generated          \
                   arch/*/include/generated
-MRPROPER_FILES += .config .config.old .version .old_version             \
-                  include/linux/version.h                               \
-                 Module.symvers tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS
+MRPROPER_FILES += .config .config.old .version .old_version $(version_h) \
+                 Module.symvers tags TAGS cscope* GPATH GTAGS GRTAGS GSYMS \
+                 signing_key.priv signing_key.x509 x509.genkey         \
+                 extra_certificates signing_key.x509.keyid             \
+                 signing_key.x509.signer
 
 # clean - Delete most, but leave enough to build external modules
 #
@@ -1003,11 +1028,14 @@ clean: rm-dirs  := $(CLEAN_DIRS)
 clean: rm-files := $(CLEAN_FILES)
 clean-dirs      := $(addprefix _clean_, . $(vmlinux-alldirs) Documentation samples)
 
-PHONY += $(clean-dirs) clean archclean
+PHONY += $(clean-dirs) clean archclean vmlinuxclean
 $(clean-dirs):
        $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
 
-clean: archclean
+vmlinuxclean:
+       $(Q)$(CONFIG_SHELL) $(srctree)/scripts/link-vmlinux.sh clean
+
+clean: archclean vmlinuxclean
 
 # mrproper - Delete all generated files, including .config
 #
@@ -1234,11 +1262,11 @@ scripts: ;
 endif # KBUILD_EXTMOD
 
 clean: $(clean-dirs)
-       $(Q)$(CONFIG_SHELL) $(srctree)/scripts/link-vmlinux.sh clean
        $(call cmd,rmdirs)
        $(call cmd,rmfiles)
        @find $(if $(KBUILD_EXTMOD), $(KBUILD_EXTMOD), .) $(RCS_FIND_IGNORE) \
                \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
+               -o -name '*.ko.*' \
                -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \
                -o -name '*.symtypes' -o -name 'modules.order' \
                -o -name modules.builtin -o -name '.tmp_*.o.*' \
@@ -1302,10 +1330,12 @@ kernelversion:
 
 # Clear a bunch of variables before executing the submake
 tools/: FORCE
-       $(Q)$(MAKE) LDFLAGS= MAKEFLAGS= -C $(src)/tools/
+       $(Q)mkdir -p $(objtree)/tools
+       $(Q)$(MAKE) LDFLAGS= MAKEFLAGS= O=$(objtree) subdir=tools -C $(src)/tools/
 
 tools/%: FORCE
-       $(Q)$(MAKE) LDFLAGS= MAKEFLAGS= -C $(src)/tools/ $*
+       $(Q)mkdir -p $(objtree)/tools
+       $(Q)$(MAKE) LDFLAGS= MAKEFLAGS= O=$(objtree) subdir=tools -C $(src)/tools/ $*
 
 # Single targets
 # ---------------------------------------------------------------------------
@@ -1368,7 +1398,7 @@ quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN   $(wildcard $(rm-files))
 # Run depmod only if we have System.map and depmod is executable
 quiet_cmd_depmod = DEPMOD  $(KERNELRELEASE)
       cmd_depmod = $(CONFIG_SHELL) $(srctree)/scripts/depmod.sh $(DEPMOD) \
-                   $(KERNELRELEASE)
+                   $(KERNELRELEASE) "$(patsubst "%",%,$(CONFIG_SYMBOL_PREFIX))"
 
 # Create temporary dir for module support files
 # clean it up only when building all modules