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SubjectRe: [PATCH] Speed up "make headers_*"
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On Sun, 2008-06-08 at 13:14 +0100, David Woodhouse wrote:
> I have yet to actually remove $(BIARCH) and just override $(dst),
> though.

Done that now, although headers_check_all is still not fixed to cope
with it...

diff --git a/Makefile b/Makefile
index eff8fee..1376c33 100644
--- a/Makefile
+++ b/Makefile
@@ -1012,9 +1012,9 @@ __headers: include/linux/version.h scripts_basic FORCE

PHONY += headers_install_all
headers_install_all: __headers
+ $(Q)$(MAKE) ARCH= SRCARCH= $(hdr-inst)=include
$(Q)set -e; for arch in $(hdr-archs); do \
- $(MAKE) ARCH=$$arch SRCARCH=$$arch $(hdr-inst)=include \
- BIASMDIR=-bi-$$arch ;\
+ $(MAKE) ARCH=$$arch SRCARCH=$$arch $(hdr-inst)=include/asm-$$arch; \
done

PHONY += headers_install
@@ -1029,7 +1029,7 @@ PHONY += headers_check_all
headers_check_all: headers_install_all
$(Q)set -e; for arch in $(hdr-archs); do \
$(MAKE) ARCH=$$arch SRCARCH=$$arch $(hdr-inst)=include \
- BIASMDIR=-bi-$$arch HDRCHECK=1 ;\
+ HDRCHECK=1 ;\
done

PHONY += headers_check
diff --git a/include/Kbuild b/include/Kbuild
index b522887..9393f7e 100644
--- a/include/Kbuild
+++ b/include/Kbuild
@@ -5,4 +5,6 @@ header-y += mtd/
header-y += rdma/
header-y += video/

+ifneq ($(ARCH),)
header-y += asm-$(ARCH)/
+endif
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 80df6f3..e96d18e 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -14,15 +14,6 @@ include $(kbuild-file)

include scripts/Kbuild.include

-# If this is include/asm-$(ARCH) then override $(_dst) so that
-# we install to include/asm directly.
-# Unless $(BIASMDIR) is set, in which case we're probably doing
-# a 'headers_install_all' build and we should keep the -$(ARCH)
-# in the directory name.
-ifeq ($(obj),include/asm-$(ARCH)$(BIASMDIR))
- _dst := include/asm
-endif
-
install := $(INSTALL_HDR_PATH)/$(_dst)

header-y := $(sort $(header-y) $(unifdef-y))
@@ -88,8 +79,12 @@ endif
# Recursion
hdr-inst := -rR -f $(srctree)/scripts/Makefile.headersinst obj
.PHONY: $(subdirs)
+
+# If the next directory is include/asm-$(ARCH) then override
+# $(_dst) so that we install to include/asm directly.
$(subdirs):
- $(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ dst=$(_dst)/$@
+ $(Q)$(MAKE) $(hdr-inst)=$(obj)/$@ \
+ dst=$(patsubst include/asm-$(ARCH),include/asm,$(_dst)/$@)

targets := $(wildcard $(sort $(targets)))
cmd_files := $(wildcard \
--
dwmw2



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