Merge tag 'v2.6.38' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / arch / microblaze / include / asm / pgtable.h

diff --git a/arch/microblaze/include/asm/pgtable.h b/arch/microblaze/include/asm/pgtable.h
index cae268c22ba283513f967461a0e3132be739a6b9..885574a73f01ebc590f76b6daae1449ad6233680 100644 (file)
--- a/arch/microblaze/include/asm/pgtable.h
+++ b/arch/microblaze/include/asm/pgtable.h
@@ -411,20 +411,19 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 static inline unsigned long pte_update(pte_t *p, unsigned long clr,
                                unsigned long set)
 {
-       unsigned long old, tmp, msr;
-
-       __asm__ __volatile__("\
-       msrclr  %2, 0x2\n\
-       nop\n\
-       lw      %0, %4, r0\n\
-       andn    %1, %0, %5\n\
-       or      %1, %1, %6\n\
-       sw      %1, %4, r0\n\
-       mts     rmsr, %2\n\
-       nop"
-       : "=&r" (old), "=&r" (tmp), "=&r" (msr), "=m" (*p)
-       : "r" ((unsigned long)(p + 1) - 4), "r" (clr), "r" (set), "m" (*p)
-       : "cc");
+       unsigned long flags, old, tmp;
+
+       raw_local_irq_save(flags);
+
+       __asm__ __volatile__(   "lw     %0, %2, r0      \n"
+                               "andn   %1, %0, %3      \n"
+                               "or     %1, %1, %4      \n"
+                               "sw     %1, %2, r0      \n"
+                       : "=&r" (old), "=&r" (tmp)
+                       : "r" ((unsigned long)(p + 1) - 4), "r" (clr), "r" (set)
+                       : "cc");
+
+       raw_local_irq_restore(flags);
 
        return old;
 }
@@ -444,8 +443,9 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr,
        *ptep = pte;
 }
 
-static inline int ptep_test_and_clear_young(struct mm_struct *mm,
-               unsigned long addr, pte_t *ptep)
+#define __HAVE_ARCH_PTEP_TEST_AND_CLEAR_YOUNG
+static inline int ptep_test_and_clear_young(struct vm_area_struct *vma,
+               unsigned long address, pte_t *ptep)
 {
        return (pte_update(ptep, _PAGE_ACCESSED, 0) & _PAGE_ACCESSED) != 0;
 }
@@ -457,6 +457,7 @@ static inline int ptep_test_and_clear_dirty(struct mm_struct *mm,
                (_PAGE_DIRTY | _PAGE_HWWRITE), 0) & _PAGE_DIRTY) != 0;
 }
 
+#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
 static inline pte_t ptep_get_and_clear(struct mm_struct *mm,
                unsigned long addr, pte_t *ptep)
 {