[PATCH] Replace extern inline with static inline in asm-x86_64/*

[pandora-kernel.git] / include / asm-x86_64 / pgtable.h

diff --git a/include/asm-x86_64/pgtable.h b/include/asm-x86_64/pgtable.h
index 4e167b5..1dc110b 100644 (file)
--- a/include/asm-x86_64/pgtable.h
+++ b/include/asm-x86_64/pgtable.h
@@ -85,7 +85,7 @@ static inline void set_pud(pud_t *dst, pud_t val)
        pud_val(*dst) = pud_val(val);
 }
 
-extern inline void pud_clear (pud_t *pud)
+static inline void pud_clear (pud_t *pud)
 {
        set_pud(pud, __pud(0));
 }
@@ -95,7 +95,7 @@ static inline void set_pgd(pgd_t *dst, pgd_t val)
        pgd_val(*dst) = pgd_val(val); 
 } 
 
-extern inline void pgd_clear (pgd_t * pgd)
+static inline void pgd_clear (pgd_t * pgd)
 {
        set_pgd(pgd, __pgd(0));
 }
@@ -104,6 +104,19 @@ extern inline void pgd_clear (pgd_t * pgd)
 ((unsigned long) __va(pud_val(pud) & PHYSICAL_PAGE_MASK))
 
 #define ptep_get_and_clear(mm,addr,xp) __pte(xchg(&(xp)->pte, 0))
+
+static inline pte_t ptep_get_and_clear_full(struct mm_struct *mm, unsigned long addr, pte_t *ptep, int full)
+{
+       pte_t pte;
+       if (full) {
+               pte = *ptep;
+               *ptep = __pte(0);
+       } else {
+               pte = ptep_get_and_clear(mm, addr, ptep);
+       }
+       return pte;
+}
+
 #define pte_same(a, b)         ((a).pte == (b).pte)
 
 #define PMD_SIZE       (1UL << PMD_SHIFT)
@@ -143,7 +156,7 @@ extern inline void pgd_clear (pgd_t * pgd)
 #define _PAGE_ACCESSED 0x020
 #define _PAGE_DIRTY    0x040
 #define _PAGE_PSE      0x080   /* 2MB page */
-#define _PAGE_FILE     0x040   /* set:pagecache, unset:swap */
+#define _PAGE_FILE     0x040   /* nonlinear file mapping, saved PTE; unset:swap */
 #define _PAGE_GLOBAL   0x100   /* Global TLB entry */
 
 #define _PAGE_PROTNONE 0x080   /* If not present */
@@ -247,6 +260,7 @@ static inline pte_t pfn_pte(unsigned long page_nr, pgprot_t pgprot)
  * The following only work if pte_present() is true.
  * Undefined behaviour if not..
  */
+#define __LARGE_PTE (_PAGE_PSE|_PAGE_PRESENT)
 static inline int pte_user(pte_t pte)          { return pte_val(pte) & _PAGE_USER; }
 extern inline int pte_read(pte_t pte)          { return pte_val(pte) & _PAGE_USER; }
 extern inline int pte_exec(pte_t pte)          { return pte_val(pte) & _PAGE_USER; }
@@ -254,8 +268,8 @@ extern inline int pte_dirty(pte_t pte)              { return pte_val(pte) & _PAGE_DIRTY; }
 extern inline int pte_young(pte_t pte)         { return pte_val(pte) & _PAGE_ACCESSED; }
 extern inline int pte_write(pte_t pte)         { return pte_val(pte) & _PAGE_RW; }
 static inline int pte_file(pte_t pte)          { return pte_val(pte) & _PAGE_FILE; }
+static inline int pte_huge(pte_t pte)          { return (pte_val(pte) & __LARGE_PTE) == __LARGE_PTE; }
 
-#define __LARGE_PTE (_PAGE_PSE|_PAGE_PRESENT)
 extern inline pte_t pte_rdprotect(pte_t pte)   { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_USER)); return pte; }
 extern inline pte_t pte_exprotect(pte_t pte)   { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_USER)); return pte; }
 extern inline pte_t pte_mkclean(pte_t pte)     { set_pte(&pte, __pte(pte_val(pte) & ~_PAGE_DIRTY)); return pte; }
@@ -361,7 +375,7 @@ static inline pte_t mk_pte_phys(unsigned long physpage, pgprot_t pgprot)
 }
  
 /* Change flags of a PTE */
-extern inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
+static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 { 
        pte_val(pte) &= _PAGE_CHG_MASK;
        pte_val(pte) |= pgprot_val(newprot);
@@ -433,6 +447,7 @@ extern int kern_addr_valid(unsigned long addr);
 #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG
 #define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY
 #define __HAVE_ARCH_PTEP_GET_AND_CLEAR
+#define __HAVE_ARCH_PTEP_GET_AND_CLEAR_FULL
 #define __HAVE_ARCH_PTEP_SET_WRPROTECT
 #define __HAVE_ARCH_PTE_SAME
 #include <asm-generic/pgtable.h>