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authorLinus Torvalds <torvalds@linux-foundation.org>2009-01-26 15:10:37 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-26 15:10:37 -0800
commit2034563ca323ee45f37a32911550d21c1f1e9626 (patch)
treecb9cfd052df2caa736f95890580b9de39276b77f /Makefile
parent924d26df6b774b85c8b4548189b20e34f904a149 (diff)
parentdf291fa993c506da89a89264ff8166bccd172a14 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
* git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes: kbuild: fix kbuild.txt typos kbuild: print usage with no arguments in scripts/config Revert "kbuild: strip generated symbols from *.ko"
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile59
1 files changed, 18 insertions, 41 deletions
diff --git a/Makefile b/Makefile
index 93b81bc10e1..cf9e20dac86 100644
--- a/Makefile
+++ b/Makefile
@@ -610,25 +610,20 @@ export INSTALL_PATH ?= /boot
MODLIB = $(INSTALL_MOD_PATH)/lib/modules/$(KERNELRELEASE)
export MODLIB
-strip-symbols := $(srctree)/scripts/strip-symbols \
- $(wildcard $(srctree)/arch/$(ARCH)/scripts/strip-symbols)
-
#
-# INSTALL_MOD_STRIP, if defined, will cause modules to be stripped while
-# they get installed. If INSTALL_MOD_STRIP is '1', then the default
-# options (see below) will be used. Otherwise, INSTALL_MOD_STRIP will
-# be used as the option(s) to the objcopy command.
+# INSTALL_MOD_STRIP, if defined, will cause modules to be
+# stripped after they are installed. If INSTALL_MOD_STRIP is '1', then
+# the default option --strip-debug will be used. Otherwise,
+# INSTALL_MOD_STRIP will used as the options to the strip command.
+
ifdef INSTALL_MOD_STRIP
ifeq ($(INSTALL_MOD_STRIP),1)
-mod_strip_cmd = $(OBJCOPY) --strip-debug
-ifeq ($(CONFIG_KALLSYMS_ALL),$(CONFIG_KALLSYMS_STRIP_GENERATED))
-mod_strip_cmd += --wildcard $(addprefix --strip-symbols ,$(strip-symbols))
-endif
+mod_strip_cmd = $(STRIP) --strip-debug
else
-mod_strip_cmd = $(OBJCOPY) $(INSTALL_MOD_STRIP)
+mod_strip_cmd = $(STRIP) $(INSTALL_MOD_STRIP)
endif # INSTALL_MOD_STRIP=1
else
-mod_strip_cmd = false
+mod_strip_cmd = true
endif # INSTALL_MOD_STRIP
export mod_strip_cmd
@@ -758,7 +753,6 @@ last_kallsyms := 2
endif
kallsyms.o := .tmp_kallsyms$(last_kallsyms).o
-kallsyms.h := $(wildcard include/config/kallsyms/*.h) $(wildcard include/config/kallsyms/*/*.h)
define verify_kallsyms
$(Q)$(if $($(quiet)cmd_sysmap), \
@@ -783,41 +777,24 @@ endef
# Generate .S file with all kernel symbols
quiet_cmd_kallsyms = KSYM $@
- cmd_kallsyms = { test $* -eq 0 || $(NM) -n $<; } \
- | $(KALLSYMS) $(if $(CONFIG_KALLSYMS_ALL),--all-symbols) >$@
-
-quiet_cmd_kstrip = STRIP $@
- cmd_kstrip = $(OBJCOPY) --wildcard $(addprefix --strip$(if $(CONFIG_RELOCATABLE),-unneeded)-symbols ,$(filter %/scripts/strip-symbols,$^)) $< $@
+ cmd_kallsyms = $(NM) -n $< | $(KALLSYMS) \
+ $(if $(CONFIG_KALLSYMS_ALL),--all-symbols) > $@
-$(foreach n,0 1 2 3,.tmp_kallsyms$(n).o): KBUILD_AFLAGS += -Wa,--strip-local-absolute
-$(foreach n,0 1 2 3,.tmp_kallsyms$(n).o): %.o: %.S scripts FORCE
+.tmp_kallsyms1.o .tmp_kallsyms2.o .tmp_kallsyms3.o: %.o: %.S scripts FORCE
$(call if_changed_dep,as_o_S)
-ifeq ($(CONFIG_KALLSYMS_STRIP_GENERATED),y)
-strip-ext := .stripped
-endif
-
-.tmp_kallsyms%.S: .tmp_vmlinux%$(strip-ext) $(KALLSYMS) $(kallsyms.h)
+.tmp_kallsyms%.S: .tmp_vmlinux% $(KALLSYMS)
$(call cmd,kallsyms)
-# make -jN seems to have problems with intermediate files, see bug #3330.
-.SECONDARY: $(foreach n,1 2 3,.tmp_vmlinux$(n).stripped)
-.tmp_vmlinux%.stripped: .tmp_vmlinux% $(strip-symbols) $(kallsyms.h)
- $(call cmd,kstrip)
-
-ifneq ($(CONFIG_DEBUG_INFO),y)
-.tmp_vmlinux%: LDFLAGS_vmlinux += -S
-endif
# .tmp_vmlinux1 must be complete except kallsyms, so update vmlinux version
-.tmp_vmlinux%: $(vmlinux-lds) $(vmlinux-all) FORCE
- $(if $(filter 1,$*),$(call if_changed_rule,ksym_ld),$(call if_changed,vmlinux__))
+.tmp_vmlinux1: $(vmlinux-lds) $(vmlinux-all) FORCE
+ $(call if_changed_rule,ksym_ld)
-.tmp_vmlinux0$(strip-ext):
- $(Q)echo "placeholder" >$@
+.tmp_vmlinux2: $(vmlinux-lds) $(vmlinux-all) .tmp_kallsyms1.o FORCE
+ $(call if_changed,vmlinux__)
-.tmp_vmlinux1: .tmp_kallsyms0.o
-.tmp_vmlinux2: .tmp_kallsyms1.o
-.tmp_vmlinux3: .tmp_kallsyms2.o
+.tmp_vmlinux3: $(vmlinux-lds) $(vmlinux-all) .tmp_kallsyms2.o FORCE
+ $(call if_changed,vmlinux__)
# Needs to visit scripts/ before $(KALLSYMS) can be used.
$(KALLSYMS): scripts ;