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-rw-r--r--Makefile49
1 files changed, 22 insertions, 27 deletions
diff --git a/Makefile b/Makefile
index 3f0a3ca5be8f..c5ab2b8a138a 100644
--- a/Makefile
+++ b/Makefile
@@ -205,6 +205,9 @@ ifeq ($(ARCH),x86_64)
SRCARCH := x86
endif
+# Where to locate arch specific headers
+hdr-arch := $(SRCARCH)
+
KCONFIG_CONFIG ?= .config
# SHELL used by kbuild
@@ -1014,43 +1017,39 @@ firmware_install: FORCE
#Default location for installed headers
export INSTALL_HDR_PATH = $(objtree)/usr
-hdr-filter := generic um ppc sparc64 cris
-hdr-archs := $(filter-out $(hdr-filter), \
- $(patsubst $(srctree)/include/asm-%/Kbuild,%, \
- $(wildcard $(srctree)/include/asm-*/Kbuild)))
hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj
+# Find out where the Kbuild file is located to support
+# arch/$(ARCH)/include/asm
+hdr-dir = $(strip \
+ $(if $(wildcard $(srctree)/arch/$(hdr-arch)/include/asm/Kbuild), \
+ arch/$(hdr-arch)/include/asm, include/asm-$(hdr-arch)))
+
+# If we do an all arch process set dst to asm-$(hdr-arch)
+hdr-dst = $(if $(KBUILD_HEADERS), dst=include/asm-$(hdr-arch), dst=include/asm)
PHONY += __headers
__headers: include/linux/version.h scripts_basic FORCE
$(Q)$(MAKE) $(build)=scripts scripts/unifdef
PHONY += headers_install_all
-headers_install_all: __headers
- $(Q)$(MAKE) $(hdr-inst)=include
- $(Q)set -e; for arch in $(hdr-archs); do \
- $(MAKE) $(hdr-inst)=include/asm-$$arch \
- SRCARCH=$$arch dst=include/asm-$$arch; \
- done
+headers_install_all:
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/headers.sh install
PHONY += headers_install
headers_install: __headers
- $(if $(wildcard $(srctree)/include/asm-$(SRCARCH)/Kbuild),, \
- $(error Headers not exportable for this architecture ($(SRCARCH))))
+ $(if $(wildcard $(srctree)/$(hdr-dir)/Kbuild),, \
+ $(error Headers not exportable for the $(SRCARCH) architecture))
$(Q)$(MAKE) $(hdr-inst)=include
- $(Q)$(MAKE) $(hdr-inst)=include/asm-$(SRCARCH) dst=include/asm
+ $(Q)$(MAKE) $(hdr-inst)=$(hdr-dir) $(hdr-dst)
PHONY += headers_check_all
headers_check_all: headers_install_all
- $(Q)$(MAKE) $(hdr-inst)=include HDRCHECK=1
- $(Q)set -e; for arch in $(hdr-archs); do \
- $(MAKE) SRCARCH=$$arch $(hdr-inst)=include/asm-$$arch HDRCHECK=1 ;\
- done
+ $(Q)$(CONFIG_SHELL) $(srctree)/scripts/headers.sh check
PHONY += headers_check
headers_check: headers_install
$(Q)$(MAKE) $(hdr-inst)=include HDRCHECK=1
- $(Q)$(MAKE) $(hdr-inst)=include/asm-$(SRCARCH) \
- dst=include/asm HDRCHECK=1
+ $(Q)$(MAKE) $(hdr-inst)=$(hdr-dir) $(hdr-dst) HDRCHECK=1
# ---------------------------------------------------------------------------
# Modules
@@ -1234,21 +1233,17 @@ help:
@echo ' cscope - Generate cscope index'
@echo ' kernelrelease - Output the release version string'
@echo ' kernelversion - Output the version stored in Makefile'
- @if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
- echo ' headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
+ @echo ' headers_install - Install sanitised kernel headers to INSTALL_HDR_PATH'; \
echo ' (default: $(INSTALL_HDR_PATH))'; \
- fi
- @echo ''
+ echo ''
@echo 'Static analysers'
@echo ' checkstack - Generate a list of stack hogs'
@echo ' namespacecheck - Name space analysis on compiled kernel'
@echo ' versioncheck - Sanity check on version.h usage'
@echo ' includecheck - Check for duplicate included header files'
@echo ' export_report - List the usages of all exported symbols'
- @if [ -r $(srctree)/include/asm-$(SRCARCH)/Kbuild ]; then \
- echo ' headers_check - Sanity check on exported headers'; \
- fi
- @echo ''
+ @echo ' headers_check - Sanity check on exported headers'; \
+ echo ''
@echo 'Kernel packaging:'
@$(MAKE) $(build)=$(package-dir) help
@echo ''