Fedora kernel-2.6.17-1.2142_FC4 patched with stable patch-2.6.17.4-vs2.0.2-rc26.diff

[linux-2.6.git] / arch / arm / mm / copypage-v6.c

diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c
index a8c0023..269ce69 100644 (file)
--- a/arch/arm/mm/copypage-v6.c
+++ b/arch/arm/mm/copypage-v6.c
@@ -22,21 +22,17 @@
 #endif
 
 #define from_address   (0xffff8000)
-#define from_pgprot    PAGE_KERNEL
 #define to_address     (0xffffc000)
-#define to_pgprot      PAGE_KERNEL
 
 #define TOP_PTE(x)     pte_offset_kernel(top_pmd, x)
 
 static DEFINE_SPINLOCK(v6_lock);
 
-#define DCACHE_COLOUR(vaddr) ((vaddr & (SHMLBA - 1)) >> PAGE_SHIFT)
-
 /*
  * Copy the user page.  No aliasing to deal with so we can just
  * attack the kernel's existing mapping of these pages.
  */
-void v6_copy_user_page_nonaliasing(void *kto, const void *kfrom, unsigned long vaddr)
+static void v6_copy_user_page_nonaliasing(void *kto, const void *kfrom, unsigned long vaddr)
 {
        copy_page(kto, kfrom);
 }
@@ -45,7 +41,7 @@ void v6_copy_user_page_nonaliasing(void *kto, const void *kfrom, unsigned long v
  * Clear the user page.  No aliasing to deal with so we can just
  * attack the kernel's existing mapping of this page.
  */
-void v6_clear_user_page_nonaliasing(void *kaddr, unsigned long vaddr)
+static void v6_clear_user_page_nonaliasing(void *kaddr, unsigned long vaddr)
 {
        clear_page(kaddr);
 }
@@ -53,9 +49,9 @@ void v6_clear_user_page_nonaliasing(void *kaddr, unsigned long vaddr)
 /*
  * Copy the page, taking account of the cache colour.
  */
-void v6_copy_user_page_aliasing(void *kto, const void *kfrom, unsigned long vaddr)
+static void v6_copy_user_page_aliasing(void *kto, const void *kfrom, unsigned long vaddr)
 {
-       unsigned int offset = DCACHE_COLOUR(vaddr);
+       unsigned int offset = CACHE_COLOUR(vaddr);
        unsigned long from, to;
 
        /*
@@ -74,8 +70,8 @@ void v6_copy_user_page_aliasing(void *kto, const void *kfrom, unsigned long vadd
         */
        spin_lock(&v6_lock);
 
-       set_pte(TOP_PTE(from_address) + offset, pfn_pte(__pa(kfrom) >> PAGE_SHIFT, from_pgprot));
-       set_pte(TOP_PTE(to_address) + offset, pfn_pte(__pa(kto) >> PAGE_SHIFT, to_pgprot));
+       set_pte(TOP_PTE(from_address) + offset, pfn_pte(__pa(kfrom) >> PAGE_SHIFT, PAGE_KERNEL));
+       set_pte(TOP_PTE(to_address) + offset, pfn_pte(__pa(kto) >> PAGE_SHIFT, PAGE_KERNEL));
 
        from = from_address + (offset << PAGE_SHIFT);
        to   = to_address + (offset << PAGE_SHIFT);
@@ -93,9 +89,9 @@ void v6_copy_user_page_aliasing(void *kto, const void *kfrom, unsigned long vadd
  * so remap the kernel page into the same cache colour as the user
  * page.
  */
-void v6_clear_user_page_aliasing(void *kaddr, unsigned long vaddr)
+static void v6_clear_user_page_aliasing(void *kaddr, unsigned long vaddr)
 {
-       unsigned int offset = DCACHE_COLOUR(vaddr);
+       unsigned int offset = CACHE_COLOUR(vaddr);
        unsigned long to = to_address + (offset << PAGE_SHIFT);
 
        /*
@@ -114,7 +110,7 @@ void v6_clear_user_page_aliasing(void *kaddr, unsigned long vaddr)
         */
        spin_lock(&v6_lock);
 
-       set_pte(TOP_PTE(to_address) + offset, pfn_pte(__pa(kaddr) >> PAGE_SHIFT, to_pgprot));
+       set_pte(TOP_PTE(to_address) + offset, pfn_pte(__pa(kaddr) >> PAGE_SHIFT, PAGE_KERNEL));
        flush_tlb_kernel_page(to);
        clear_page((void *)to);