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-rw-r--r--Kbuild5
-rw-r--r--Makefile25
-rw-r--r--scripts/Kbuild.include3
-rw-r--r--scripts/reference_discarded.pl7
4 files changed, 24 insertions, 16 deletions
diff --git a/Kbuild b/Kbuild
index 1880e6f760a..79003918f37 100644
--- a/Kbuild
+++ b/Kbuild
@@ -4,7 +4,7 @@
# 1) Generate asm-offsets.h
#####
-# 1) Generate asm-offsets.h
+# 1) Generate asm-offsets.h
#
offsets-file := include/asm-$(ARCH)/asm-offsets.h
@@ -22,6 +22,7 @@ sed-$(CONFIG_MIPS) := "/^@@@/s///p"
quiet_cmd_offsets = GEN $@
define cmd_offsets
+ mkdir -p $(dir $@); \
cat $< | \
(set -e; \
echo "#ifndef __ASM_OFFSETS_H__"; \
@@ -43,6 +44,6 @@ arch/$(ARCH)/kernel/asm-offsets.s: arch/$(ARCH)/kernel/asm-offsets.c FORCE
$(Q)mkdir -p $(dir $@)
$(call if_changed_dep,cc_s_c)
-$(srctree)/$(offsets-file): arch/$(ARCH)/kernel/asm-offsets.s Kbuild
+$(obj)/$(offsets-file): arch/$(ARCH)/kernel/asm-offsets.s Kbuild
$(call cmd,offsets)
diff --git a/Makefile b/Makefile
index 2402430c87e..382298f37ad 100644
--- a/Makefile
+++ b/Makefile
@@ -334,7 +334,7 @@ KALLSYMS = scripts/kallsyms
PERL = perl
CHECK = sparse
-CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__
+CHECKFLAGS := -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ $(CF)
MODFLAGS = -DMODULE
CFLAGS_MODULE = $(MODFLAGS)
AFLAGS_MODULE = $(MODFLAGS)
@@ -382,6 +382,9 @@ RCS_TAR_IGNORE := --exclude SCCS --exclude BitKeeper --exclude .svn --exclude CV
scripts_basic:
$(Q)$(MAKE) $(build)=scripts/basic
+# To avoid any implicit rule to kick in, define an empty command.
+scripts/basic/%: scripts_basic ;
+
.PHONY: outputmakefile
# outputmakefile generate a Makefile to be placed in output directory, if
# using a seperate output directory. This allows convinient use
@@ -444,9 +447,8 @@ ifeq ($(config-targets),1)
include $(srctree)/arch/$(ARCH)/Makefile
export KBUILD_DEFCONFIG
-config: scripts_basic outputmakefile FORCE
- $(Q)$(MAKE) $(build)=scripts/kconfig $@
-%config: scripts_basic outputmakefile FORCE
+config %config: scripts_basic outputmakefile FORCE
+ $(Q)mkdir -p include/linux
$(Q)$(MAKE) $(build)=scripts/kconfig $@
else
@@ -641,8 +643,13 @@ quiet_cmd_vmlinux__ ?= LD $@
# Generate new vmlinux version
quiet_cmd_vmlinux_version = GEN .version
cmd_vmlinux_version = set -e; \
- . $(srctree)/scripts/mkversion > .tmp_version; \
- mv -f .tmp_version .version; \
+ if [ ! -r .version ]; then \
+ rm -f .version; \
+ echo 1 >.version; \
+ else \
+ mv .version .old_version; \
+ expr 0$$(cat .old_version) + 1 >.version; \
+ fi; \
$(MAKE) $(build)=init
# Generate System.map
@@ -756,6 +763,7 @@ endif # ifdef CONFIG_KALLSYMS
# vmlinux image - including updated kernel symbols
vmlinux: $(vmlinux-lds) $(vmlinux-init) $(vmlinux-main) $(kallsyms.o) FORCE
$(call if_changed_rule,vmlinux__)
+ $(Q)rm -f .old_version
# The actual objects are generated when descending,
# make sure no implicit rule kicks in
@@ -806,7 +814,7 @@ ifneq ($(KBUILD_MODULES),)
endif
prepare0: prepare prepare1 FORCE
- $(Q)$(MAKE) $(build)=$(srctree)
+ $(Q)$(MAKE) $(build)=.
# All the preparing..
prepare-all: prepare0
@@ -848,7 +856,7 @@ include/asm:
# Split autoconf.h into include/linux/config/*
-include/config/MARKER: include/linux/autoconf.h
+include/config/MARKER: scripts/basic/split-include include/linux/autoconf.h
@echo ' SPLIT include/linux/autoconf.h -> include/config/*'
@scripts/basic/split-include include/linux/autoconf.h include/config
@touch $@
@@ -1053,6 +1061,7 @@ help:
@echo ' rpm - Build a kernel as an RPM package'
@echo ' tags/TAGS - Generate tags file for editors'
@echo ' cscope - Generate cscope index'
+ @echo ' kernelrelease - Output the release version string'
@echo ''
@echo 'Static analysers'
@echo ' buildcheck - List dangling references to vmlinux discarded sections'
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 9087273abf9..db3c708e546 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -49,6 +49,9 @@ build := -f $(if $(KBUILD_SRC),$(srctree)/)scripts/Makefile.build obj
cmd = @$(if $($(quiet)cmd_$(1)),\
echo ' $(subst ','\'',$($(quiet)cmd_$(1)))' &&) $(cmd_$(1))
+# Add $(obj)/ for paths that is not absolute
+objectify = $(foreach o,$(1),$(if $(filter /%,$(o)),$(o),$(obj)/$(o)))
+
###
# if_changed - execute command if any prerequisite is newer than
# target, or command line has changed
diff --git a/scripts/reference_discarded.pl b/scripts/reference_discarded.pl
index f04f6273685..c2d54148a91 100644
--- a/scripts/reference_discarded.pl
+++ b/scripts/reference_discarded.pl
@@ -91,12 +91,7 @@ foreach $object (keys(%object)) {
$from !~ /\.exit\.data$/ &&
$from !~ /\.altinstructions$/ &&
$from !~ /\.pdr$/ &&
- $from !~ /\.debug_info$/ &&
- $from !~ /\.debug_aranges$/ &&
- $from !~ /\.debug_ranges$/ &&
- $from !~ /\.debug_line$/ &&
- $from !~ /\.debug_frame$/ &&
- $from !~ /\.debug_loc$/ &&
+ $from !~ /\.debug_.*$/ &&
$from !~ /\.exitcall\.exit$/ &&
$from !~ /\.eh_frame$/ &&
$from !~ /\.stab$/)) {