Merge branch 'master' into devel

arch/arm/include/asm/atomic.h

@@ -159,8 +159,6 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
 
 #else /* ARM_ARCH_6 */
 
-#include <asm/system.h>
-
 #ifdef CONFIG_SMP
 #error SMP not supported on pre-ARMv6 CPUs
 #endif

arch/arm/include/asm/memory.h

@@ -218,7 +218,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
  *
  *  page_to_pfn(page)	convert a struct page * to a PFN number
  *  pfn_to_page(pfn)	convert a _valid_ PFN number to struct page *
- *  pfn_valid(pfn)	indicates whether a PFN number is valid
  *
  *  virt_to_page(k)	convert a _valid_ virtual address to struct page *
  *  virt_addr_valid(k)	indicates whether a virtual address is valid
@@ -227,10 +226,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
 
 #define ARCH_PFN_OFFSET		PHYS_PFN_OFFSET
 
-#ifndef CONFIG_SPARSEMEM
-#define pfn_valid(pfn)		((pfn) >= PHYS_PFN_OFFSET && (pfn) < (PHYS_PFN_OFFSET + max_mapnr))
-#endif
-
 #define virt_to_page(kaddr)	pfn_to_page(__pa(kaddr) >> PAGE_SHIFT)
 #define virt_addr_valid(kaddr)	((unsigned long)(kaddr) >= PAGE_OFFSET && (unsigned long)(kaddr) < (unsigned long)high_memory)
 
@@ -247,18 +242,6 @@ static inline __deprecated void *bus_to_virt(unsigned long x)
 #define arch_pfn_to_nid(pfn)	PFN_TO_NID(pfn)
 #define arch_local_page_offset(pfn, nid) LOCAL_MAP_NR((pfn) << PAGE_SHIFT)
 
-#define pfn_valid(pfn)						\
-	({							\
-		unsigned int nid = PFN_TO_NID(pfn);		\
-		int valid = nid < MAX_NUMNODES;			\
-		if (valid) {					\
-			pg_data_t *node = NODE_DATA(nid);	\
-			valid = (pfn - node->node_start_pfn) <	\
-				node->node_spanned_pages;	\
-		}						\
-		valid;						\
-	})
-
 #define virt_to_page(kaddr)					\
 	(ADDR_TO_MAPBASE(kaddr) + LOCAL_MAP_NR(kaddr))
 

arch/arm/include/asm/page.h

@@ -194,6 +194,10 @@ typedef unsigned long pgprot_t;
 
 typedef struct page *pgtable_t;
 
+#ifndef CONFIG_SPARSEMEM
+extern int pfn_valid(unsigned long);
+#endif
+
 #include <asm/memory.h>
 
 #endif /* !__ASSEMBLY__ */

arch/arm/include/asm/setup.h

@@ -201,7 +201,8 @@ static struct tagtable __tagtable_##fn __tag = { tag, fn }
 struct membank {
 	unsigned long start;
 	unsigned long size;
-	int           node;
+	unsigned short node;
+	unsigned short highmem;
 };
 
 struct meminfo {