Merge to Fedora kernel-2.6.18-1.2224_FC5 patched with stable patch-2.6.18.1-vs2.0...

[linux-2.6.git] / arch / s390 / Makefile

diff --git a/arch/s390/Makefile b/arch/s390/Makefile
index 7bb16fb..74ef57d 100644 (file)
--- a/arch/s390/Makefile
+++ b/arch/s390/Makefile
@@ -34,6 +34,11 @@ cflags-$(CONFIG_MARCH_G5)   += $(call cc-option,-march=g5)
 cflags-$(CONFIG_MARCH_Z900) += $(call cc-option,-march=z900)
 cflags-$(CONFIG_MARCH_Z990) += $(call cc-option,-march=z990)
 
+#
+# Prevent tail-call optimizations, to get clearer backtraces:
+#
+cflags-$(CONFIG_FRAME_POINTER) += -fno-optimize-sibling-calls
+
 # old style option for packed stacks
 ifeq ($(call cc-option-yn,-mkernel-backchain),y)
 cflags-$(CONFIG_PACK_STACK)  += -mkernel-backchain -D__PACK_STACK
@@ -76,7 +81,7 @@ LDFLAGS_vmlinux := -e start
 head-y         := arch/$(ARCH)/kernel/head.o arch/$(ARCH)/kernel/init_task.o
 
 core-y         += arch/$(ARCH)/mm/ arch/$(ARCH)/kernel/ arch/$(ARCH)/crypto/ \
-                  arch/$(ARCH)/appldata/
+                  arch/$(ARCH)/appldata/ arch/$(ARCH)/hypfs/
 libs-y         += arch/$(ARCH)/lib/
 drivers-y      += drivers/s390/
 drivers-$(CONFIG_MATHEMU) += arch/$(ARCH)/math-emu/