diff --git a/[refs] b/[refs]
index 1358fe8db0a0..a4332d00bb90 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d395efb544aba803ffe42b16a1862be655aca369
+refs/heads/master: 1f85712e6e1f2450ec4fd2ab18f8887bf7280f8e
diff --git a/trunk/Makefile b/trunk/Makefile
index 678119c5ad82..b6c8790925bf 100644
--- a/trunk/Makefile
+++ b/trunk/Makefile
@@ -928,6 +928,12 @@ headers_install: include/linux/version.h scripts_basic FORCE
 	$(Q)$(MAKE) $(build)=scripts scripts/unifdef
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst obj=include
 
+PHONY += headers_check_all
+headers_check_all: headers_install_all
+	$(Q)for arch in $(HDRARCHES); do \
+	 $(MAKE) ARCH=$$arch -f $(srctree)/scripts/Makefile.headersinst obj=include BIASMDIR=-bi-$$arch HDRCHECK=1 ;\
+	 done
+
 PHONY += headers_check
 headers_check: headers_install
 	$(Q)$(MAKE) -f $(srctree)/scripts/Makefile.headersinst obj=include HDRCHECK=1