--- zzzz-none-000/linux-2.6.39.4/include/linux/mm.h	2011-08-03 19:43:28.000000000 +0000
+++ puma6-arm-6490-729/linux-2.6.39.4/include/linux/mm.h	2021-11-10 13:23:10.000000000 +0000
@@ -1,3 +1,11 @@
+
+/******************************************************************
+ 
+ Includes Intel Corporation's changes/modifications dated: 01/2013.
+ Changed/modified portions - Copyright(c) 2013, Intel Corporation. 
+
+******************************************************************/
+
 #ifndef _LINUX_MM_H
 #define _LINUX_MM_H
 
@@ -22,6 +30,11 @@
 struct user_struct;
 struct writeback_control;
 
+#if defined(CONFIG_AVM_PAGE_TRACE) 
+unsigned long avm_get_page_current_pc(struct page *page);
+void avm_set_page_current_pc(struct page *page, unsigned long pc);
+#endif/*--- #if defined(CONFIG_AVM_PAGE_TRACE)  ---*/
+
 #ifndef CONFIG_DISCONTIGMEM          /* Don't use mapnrs, do it properly */
 extern unsigned long max_mapnr;
 #endif
@@ -31,6 +44,10 @@
 extern void * high_memory;
 extern int page_cluster;
 
+#if defined(CONFIG_MACH_PUMA6)
+extern phys_addr_t puma6_memory_end;
+#endif
+
 #ifdef CONFIG_SYSCTL
 extern int sysctl_legacy_va_layout;
 #else
@@ -284,6 +301,9 @@
 }
 
 extern int page_is_ram(unsigned long pfn);
+#ifdef CONFIG_ARCH_GEN3
+int range_is_sys_ram(unsigned long pfn, unsigned long size);
+#endif
 
 /* Support for virtually mapped pages */
 struct page *vmalloc_to_page(const void *addr);
@@ -314,21 +334,23 @@
 }
 #endif
 
-static inline void compound_lock(struct page *page)
+extern void kvfree(const void *addr);
+
+static inline void compound_lock(struct page *page __attribute__((unused)))
 {
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
 	bit_spin_lock(PG_compound_lock, &page->flags);
 #endif
 }
 
-static inline void compound_unlock(struct page *page)
+static inline void compound_unlock(struct page *page __attribute__((unused)))
 {
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
 	bit_spin_unlock(PG_compound_lock, &page->flags);
 #endif
 }
 
-static inline unsigned long compound_lock_irqsave(struct page *page)
+static inline unsigned long compound_lock_irqsave(struct page *page __attribute__((unused)))
 {
 	unsigned long uninitialized_var(flags);
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
@@ -338,8 +360,8 @@
 	return flags;
 }
 
-static inline void compound_unlock_irqrestore(struct page *page,
-					      unsigned long flags)
+static inline void compound_unlock_irqrestore(struct page *page __attribute__((unused)),
+					      unsigned long flags __attribute__((unused)))
 {
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
 	compound_unlock(page);
@@ -657,7 +679,7 @@
 	return (page->flags >> ZONEID_PGSHIFT) & ZONEID_MASK;
 }
 
-static inline int zone_to_nid(struct zone *zone)
+static inline int zone_to_nid(struct zone *zone __attribute__((unused)))
 {
 #ifdef CONFIG_NUMA
 	return zone->node;
@@ -1157,7 +1179,7 @@
 #if defined(SPLIT_RSS_COUNTING)
 void sync_mm_rss(struct task_struct *task, struct mm_struct *mm);
 #else
-static inline void sync_mm_rss(struct task_struct *task, struct mm_struct *mm)
+static inline void sync_mm_rss(struct task_struct *task __attribute__((unused)), struct mm_struct *mm __attribute__((unused)))
 {
 }
 #endif
@@ -1202,8 +1224,8 @@
 }
 
 #ifdef __PAGETABLE_PUD_FOLDED
-static inline int __pud_alloc(struct mm_struct *mm, pgd_t *pgd,
-						unsigned long address)
+static inline int __pud_alloc(struct mm_struct *mm __attribute__((unused)), pgd_t *pgd __attribute__((unused)),
+						unsigned long address __attribute__((unused)))
 {
 	return 0;
 }
@@ -1212,8 +1234,8 @@
 #endif
 
 #ifdef __PAGETABLE_PMD_FOLDED
-static inline int __pmd_alloc(struct mm_struct *mm, pud_t *pud,
-						unsigned long address)
+static inline int __pmd_alloc(struct mm_struct *mm __attribute__((unused)), pud_t *pud __attribute__((unused)),
+						unsigned long address __attribute__((unused)))
 {
 	return 0;
 }
@@ -1363,7 +1385,7 @@
 
 #if !defined(CONFIG_ARCH_POPULATES_NODE_MAP) && \
     !defined(CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID)
-static inline int __early_pfn_to_nid(unsigned long pfn)
+static inline int __early_pfn_to_nid(unsigned long pfn __attribute__((unused)))
 {
 	return 0;
 }
@@ -1493,7 +1515,12 @@
 void task_dirty_inc(struct task_struct *tsk);
 
 /* readahead.c */
-#define VM_MAX_READAHEAD	128	/* kbytes */
+#if defined (CONFIG_AVM_KERNEL)
+	/*= 20160914 AVM/WKR larger USB storage transfers for more speed =*/
+	#define VM_MAX_READAHEAD	512	/* kbytes */
+#else
+	#define VM_MAX_READAHEAD	128	/* kbytes */
+#endif
 #define VM_MIN_READAHEAD	16	/* kbytes (includes current page) */
 
 int force_page_cache_readahead(struct address_space *mapping, struct file *filp,
@@ -1578,6 +1605,7 @@
 #define FOLL_MLOCK	0x40	/* mark page as mlocked */
 #define FOLL_SPLIT	0x80	/* don't return transhuge pages, split them */
 #define FOLL_HWPOISON	0x100	/* check page is hwpoisoned */
+#define FOLL_COW	0x4000
 
 typedef int (*pte_fn_t)(pte_t *pte, pgtable_t token, unsigned long addr,
 			void *data);
@@ -1607,7 +1635,7 @@
 #endif /* CONFIG_HIBERNATION */
 #else
 static inline void
-kernel_map_pages(struct page *page, int numpages, int enable) {}
+kernel_map_pages(struct page *page __attribute__((unused)), int numpages __attribute__((unused)), int enable __attribute__((unused))) {}
 static inline void enable_debug_pagealloc(void)
 {
 }