diff --git a/[refs] b/[refs]
index ce1c3b77f703..7c4edd725828 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: de78912582bc1f95733d53e0d40779c0cd7b0686
+refs/heads/master: 6d71627581e96efb3717960b79fc2167a4617977
diff --git a/trunk/Makefile b/trunk/Makefile
index 13448d755bb1..b78c88d1f1ac 100644
--- a/trunk/Makefile
+++ b/trunk/Makefile
@@ -892,6 +892,15 @@ depend dep:
 INSTALL_HDR_PATH=$(objtree)/usr
 export INSTALL_HDR_PATH
 
+HDRARCHES=$(filter-out generic,$(patsubst $(srctree)/include/asm-%/Kbuild,%,$(wildcard $(srctree)/include/asm-*/Kbuild)))
+
+PHONY += headers_install_all
+headers_install_all: include/linux/version.h
+	$(Q)unifdef -Ux /dev/null
+	$(Q)for arch in $(HDRARCHES); do \
+	 $(MAKE) ARCH=$$arch -rR -f $(srctree)/scripts/Makefile.headersinst obj=include BIASMDIR=-bi-$$arch ;\
+	 done
+
 PHONY += headers_install
 headers_install: include/linux/version.h
 	@if [ ! -r include/asm-$(ARCH)/Kbuild ]; then \