Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/v4l-dvb

[sfrench/cifs-2.6.git] / Makefile

diff --git a/Makefile b/Makefile
index 784903a63e0f09d1def3914799559912e150f454..cb740d4d4e8cb89f67d7a542fbe804e6afe1b604 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
-SUBLEVEL = 23
-EXTRAVERSION =
+SUBLEVEL = 24
+EXTRAVERSION = -rc1
 NAME = Arr Matey! A Hairy Bilge Rat!
 
 # *DOCUMENTATION*
@@ -168,7 +168,8 @@ export srctree objtree VPATH TOPDIR
 SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -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/ppc.*/powerpc/ -e s/mips.*/mips/ \
+                                 -e s/sh[234].*/sh/ )
 
 # Cross compiling and selecting different set of gcc/bin-utils
 # ---------------------------------------------------------------------------
@@ -196,6 +197,9 @@ CROSS_COMPILE       ?=
 UTS_MACHINE    := $(ARCH)
 SRCARCH        := $(ARCH)
 
+# for i386 and x86_64 we use SRCARCH equal to x86
+SRCARCH := $(if $(filter x86_64 i386,$(SRCARCH)),x86,$(SRCARCH))
+
 KCONFIG_CONFIG ?= .config
 
 # SHELL used by kbuild
@@ -418,7 +422,7 @@ ifeq ($(config-targets),1)
 # Read arch specific Makefile to set KBUILD_DEFCONFIG as needed.
 # KBUILD_DEFCONFIG may point out an alternative default configuration
 # used for 'make defconfig'
-include $(srctree)/arch/$(ARCH)/Makefile
+include $(srctree)/arch/$(SRCARCH)/Makefile
 export KBUILD_DEFCONFIG
 
 config %config: scripts_basic outputmakefile FORCE
@@ -497,7 +501,7 @@ else
 KBUILD_CFLAGS  += -O2
 endif
 
-include $(srctree)/arch/$(ARCH)/Makefile
+include $(srctree)/arch/$(SRCARCH)/Makefile
 
 ifdef CONFIG_FRAME_POINTER
 KBUILD_CFLAGS  += -fno-omit-frame-pointer -fno-optimize-sibling-calls
@@ -524,9 +528,22 @@ KBUILD_CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)
 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   += $(CFLAGS)
+# But warn user when we do so
+warn-assign = \
+$(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
 
 # Use --build-id when available.
 LDFLAGS_BUILD_ID = $(patsubst -Wl$(comma)%,%,\
@@ -773,6 +790,9 @@ endef
 vmlinux: $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) $(kallsyms.o) vmlinux.o FORCE
 ifdef CONFIG_HEADERS_CHECK
        $(Q)$(MAKE) -f $(srctree)/Makefile headers_check
+endif
+ifdef CONFIG_SAMPLES
+       $(Q)$(MAKE) $(build)=samples
 endif
        $(call vmlinux-modpost)
        $(call if_changed_rule,vmlinux__)
@@ -884,10 +904,7 @@ prepare2: prepare3 outputmakefile
 
 prepare1: prepare2 include/linux/version.h include/linux/utsrelease.h \
                    include/asm include/config/auto.conf
-ifneq ($(KBUILD_MODULES),)
-       $(Q)mkdir -p $(MODVERDIR)
-       $(Q)rm -f $(MODVERDIR)/*
-endif
+       $(cmd_crmodverdir)
 
 archprepare: prepare1 scripts_basic
 
@@ -1223,8 +1240,7 @@ else # KBUILD_EXTMOD
 KBUILD_MODULES := 1
 PHONY += crmodverdir
 crmodverdir:
-       $(Q)mkdir -p $(MODVERDIR)
-       $(Q)rm -f $(MODVERDIR)/*
+       $(cmd_crmodverdir)
 
 PHONY += $(objtree)/Module.symvers
 $(objtree)/Module.symvers:
@@ -1484,9 +1500,11 @@ endif
 
 # Modules
 / %/: prepare scripts FORCE
+       $(cmd_crmodverdir)
        $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) \
        $(build)=$(build-dir)
 %.ko: prepare scripts FORCE
+       $(cmd_crmodverdir)
        $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1)   \
        $(build)=$(build-dir) $(@:.ko=.o)
        $(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost
@@ -1504,12 +1522,16 @@ quiet_cmd_rmfiles = $(if $(wildcard $(rm-files)),CLEAN   $(wildcard $(rm-files))
 # and we build for the host arch
 quiet_cmd_depmod = DEPMOD  $(KERNELRELEASE)
       cmd_depmod = \
-       if [ -r System.map -a -x $(DEPMOD) -a "$(SUBARCH)" == "$(ARCH)" ]; then \
+       if [ -r System.map -a -x $(DEPMOD) ]; then                              \
                $(DEPMOD) -ae -F System.map                                     \
                $(if $(strip $(INSTALL_MOD_PATH)), -b $(INSTALL_MOD_PATH) -r)   \
                $(KERNELRELEASE);                                               \
        fi
 
+# Create temporary dir for module support files
+# clean it up only when building all modules
+cmd_crmodverdir = $(Q)mkdir -p $(MODVERDIR) \
+                  $(if $(KBUILD_MODULES),; rm -f $(MODVERDIR)/*)
 
 a_flags = -Wp,-MD,$(depfile) $(KBUILD_AFLAGS) $(AFLAGS_KERNEL) \
          $(NOSTDINC_FLAGS) $(KBUILD_CPPFLAGS) \