um: take user_constants.h to include/generated

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
diff --git a/arch/um/Makefile b/arch/um/Makefile
index deb0553..3aded4e 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -86,7 +86,7 @@
 
 KBUILD_KCONFIG := arch/um/Kconfig.$(HEADER_ARCH)
 
-archprepare: $(SHARED_HEADERS)/user_constants.h
+archprepare: include/generated/user_constants.h
 archprepare: $(SHARED_HEADERS)/kern_constants.h
 
 LINK-$(CONFIG_LD_SCRIPT_STATIC) += -static
@@ -119,7 +119,6 @@
 # When cleaning we don't include .config, so we don't include
 # TT or skas makefiles and don't clean skas_ptregs.h.
 CLEAN_FILES += linux x.i gmon.out \
-	$(SHARED_HEADERS)/user_constants.h \
 	$(SHARED_HEADERS)/kern_constants.h
 
 archclean:
@@ -144,7 +143,7 @@
          echo ""; )
 endef
 
-$(SHARED_HEADERS)/user_constants.h: $(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s
+include/generated/user_constants.h: $(ARCH_DIR)/sys-$(SUBARCH)/user-offsets.s
 	$(call filechk,gen-asm-offsets)
 
 $(SHARED_HEADERS)/kern_constants.h: