Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm

* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm: (45 commits)
  ARM: 6945/1: Add unwinding support for division functions
  ARM: kill pmd_off()
  ARM: 6944/1: mm: allow ASID 0 to be allocated to tasks
  ARM: 6943/1: mm: use TTBR1 instead of reserved context ID
  ARM: 6942/1: mm: make TTBR1 always point to swapper_pg_dir on ARMv6/7
  ARM: 6941/1: cache: ensure MVA is cacheline aligned in flush_kern_dcache_area
  ARM: add sendmmsg syscall
  ARM: 6863/1: allow hotplug on msm
  ARM: 6832/1: mmci: support for ST-Ericsson db8500v2
  ARM: 6830/1: mach-ux500: force PrimeCell revisions
  ARM: 6829/1: amba: make hardcoded periphid override hardware
  ARM: 6828/1: mach-ux500: delete SSP PrimeCell ID
  ARM: 6827/1: mach-netx: delete hardcoded periphid
  ARM: 6940/1: fiq: Briefly document driver responsibilities for suspend/resume
  ARM: 6938/1: fiq: Refactor {get,set}_fiq_regs() for Thumb-2
  ARM: 6914/1: sparsemem: fix highmem detection when using SPARSEMEM
  ARM: 6913/1: sparsemem: allow pfn_valid to be overridden when using SPARSEMEM
  at91: drop at572d940hf support
  at91rm9200: introduce at91rm9200_set_type to specficy cpu package
  at91: drop boot_params and PLAT_PHYS_OFFSET
  ...

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 29312bdf119f..c928dac6cad0 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1051,12 +1051,14 @@ static inline struct mem_section *__pfn_to_section(unsigned long pfn)
         return __nr_to_section(pfn_to_section_nr(pfn));
 }
 
+#ifndef CONFIG_HAVE_ARCH_PFN_VALID
 static inline int pfn_valid(unsigned long pfn)
 {
         if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS)
                 return 0;
         return valid_section(__nr_to_section(pfn_to_section_nr(pfn)));
 }
+#endif
 
 static inline int pfn_present(unsigned long pfn)
 {