X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=Makefile;h=4a47203879369d76a655ae30caf5eceaf4daed07;hb=176546ab562fa696e56d67d4f1ea85851275ebf8;hp=adb2c748e105609e2f37b91318e87c90bb189961;hpb=5a96c5d0c58ead9a0ece03ffe1c116dea6dafe9c;p=linux-2.6-omap-h63xx.git

diff --git a/Makefile b/Makefile
index adb2c748e10..4a472038793 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
-SUBLEVEL = 18
-EXTRAVERSION =
+SUBLEVEL = 20
+EXTRAVERSION =-rc1
 NAME=Avast! A bilge rat!
 
 # *DOCUMENTATION*
@@ -10,8 +10,11 @@ NAME=Avast! A bilge rat!
 # Comments in this file are targeted only to the developer, do not
 # expect to learn how to build the kernel reading this file.
 
-# Do not print "Entering directory ..."
-MAKEFLAGS += --no-print-directory
+# Do not:
+# o  use make's built-in rules and variables
+#    (this increases performance and avoid hard-to-debug behavour);
+# o  print "Entering directory ...";
+MAKEFLAGS += -rR --no-print-directory
 
 # We are using a recursive build, so we need to do a little thinking
 # to get the ordering right.
@@ -271,12 +274,8 @@ export quiet Q KBUILD_VERBOSE
 # Look for make include files relative to root of kernel src
 MAKEFLAGS += --include-dir=$(srctree)
 
-# We need some generic definitions
-include  $(srctree)/scripts/Kbuild.include
-
-# Do not use make's built-in rules and variables
-# This increases performance and avoid hard-to-debug behavour
-MAKEFLAGS += -rR
+# We need some generic definitions.
+include $(srctree)/scripts/Kbuild.include
 
 # Make variables (CC, etc...)
 
@@ -497,10 +496,6 @@ else
 CFLAGS		+= -fomit-frame-pointer
 endif
 
-ifdef CONFIG_UNWIND_INFO
-CFLAGS		+= -fasynchronous-unwind-tables
-endif
-
 ifdef CONFIG_DEBUG_INFO
 CFLAGS		+= -g
 endif
@@ -741,6 +736,9 @@ endif # ifdef CONFIG_KALLSYMS
 
 # vmlinux image - including updated kernel symbols
 vmlinux: $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) $(kallsyms.o) FORCE
+ifdef CONFIG_HEADERS_CHECK
+	$(Q)$(MAKE) -f $(srctree)/Makefile headers_check
+endif
 	$(call if_changed_rule,vmlinux__)
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.modpost $@
 	$(Q)rm -f .old_version
@@ -932,7 +930,7 @@ headers_install_all: include/linux/version.h scripts_basic FORCE
 
 PHONY += headers_install
 headers_install: include/linux/version.h scripts_basic FORCE
-	@if [ ! -r include/asm-$(ARCH)/Kbuild ]; then \
+	@if [ ! -r $(srctree)/include/asm-$(ARCH)/Kbuild ]; then \
 	  echo '*** Error: Headers not exportable for this architecture ($(ARCH))'; \
 	  exit 1 ; fi
 	$(Q)$(MAKE) $(build)=scripts scripts/unifdef
@@ -1097,9 +1095,9 @@ boards := $(notdir $(boards))
 
 help:
 	@echo  'Cleaning targets:'
-	@echo  '  clean		  - remove most generated files but keep the config and'
+	@echo  '  clean		  - Remove most generated files but keep the config and'
 	@echo  '                    enough build support to build external modules'
-	@echo  '  mrproper	  - remove all generated files + config + various backup files'
+	@echo  '  mrproper	  - Remove all generated files + config + various backup files'
 	@echo  '  distclean	  - mrproper + remove editor backup and patch files'
 	@echo  ''
 	@echo  'Configuration targets:'
@@ -1316,7 +1314,8 @@ define xtags
 	    $(all-sources) | xargs $1 -a \
 		-I __initdata,__exitdata,__acquires,__releases \
 		-I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \
-		--extra=+f --c-kinds=+px; \
+		--extra=+f --c-kinds=+px \
+		--regex-asm='/ENTRY\(([^)]*)\).*/\1/'; \
 	    $(all-kconfigs) | xargs $1 -a \
 		--langdef=kconfig \
 		--language-force=kconfig \
@@ -1386,12 +1385,18 @@ endif #ifeq ($(mixed-targets),1)
 
 PHONY += checkstack kernelrelease kernelversion
 
-# Use $(SUBARCH) here instead of $(ARCH) so that this works for UML.
-# In the UML case, $(SUBARCH) is the name of the underlying
-# architecture, while for all other arches, it is the same as $(ARCH).
+# UML needs a little special treatment here.  It wants to use the host
+# toolchain, so needs $(SUBARCH) passed to checkstack.pl.  Everyone
+# else wants $(ARCH), including people doing cross-builds, which means
+# that $(SUBARCH) doesn't work here.
+ifeq ($(ARCH), um)
+CHECKSTACK_ARCH := $(SUBARCH)
+else
+CHECKSTACK_ARCH := $(ARCH)
+endif
 checkstack:
 	$(OBJDUMP) -d vmlinux $$(find . -name '*.ko') | \
-	$(PERL) $(src)/scripts/checkstack.pl $(SUBARCH)
+	$(PERL) $(src)/scripts/checkstack.pl $(CHECKSTACK_ARCH)
 
 kernelrelease:
 	$(if $(wildcard include/config/kernel.release), $(Q)echo $(KERNELRELEASE), \
@@ -1479,6 +1484,8 @@ endif	# skip-makefile
 PHONY += FORCE
 FORCE:
 
+# Cancel implicit rules on top Makefile, `-rR' will apply to sub-makes.
+Makefile: ;
 
 # Declare the contents of the .PHONY variable as phony.  We keep that
 # information in a variable se we can use it in if_changed and friends.