Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next-2.6: (98 commits)
  sparc: move select of ARCH_SUPPORTS_MSI
  sparc: drop SUN_IO
  sparc: unify sections.h
  sparc: use .data.init_task section for init_thread_union
  sparc: fix array overrun check in of_device_64.c
  sparc: unify module.c
  sparc64: prepare module_64.c for unification
  sparc64: use bit neutral Elf symbols
  sparc: unify module.h
  sparc: introduce CONFIG_BITS
  sparc: fix hardirq.h removal fallout
  sparc64: do not export pus_fs_struct
  sparc: use sparc64 version of scatterlist.h
  sparc: Commonize memcmp assembler.
  sparc: Unify strlen assembler.
  sparc: Add asm/asm.h
  sparc: Kill memcmp_32.S code which has been ifdef'd out for centuries.
  sparc: replace for_each_cpu_mask_nr with for_each_cpu
  sparc: fix sparse warnings in irq_32.c
  sparc: add include guards to kernel.h
  ...

Makefile

@@ -205,13 +205,14 @@ ifeq ($(ARCH),x86_64)
         SRCARCH := x86
 endif
 
-# Where to locate arch specific headers
+# Additional ARCH settings for sparc
 ifeq ($(ARCH),sparc64)
-       hdr-arch  := sparc
-else
-       hdr-arch  := $(SRCARCH)
+       SRCARCH := sparc
 endif
 
+# Where to locate arch specific headers
+hdr-arch  := $(SRCARCH)
+
 KCONFIG_CONFIG	?= .config
 
 # SHELL used by kbuild