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-rw-r--r--arch/arm/mach-sa1100/assabet.c2
-rw-r--r--arch/arm/mm/highmem.c4
-rw-r--r--arch/arm/mm/ioremap.c31
-rw-r--r--arch/arm/mm/mm.h5
-rw-r--r--arch/arm/mm/mmu.c7
5 files changed, 8 insertions, 41 deletions
diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c
index 8e3f5fdb4883..aa265ede5730 100644
--- a/arch/arm/mach-sa1100/assabet.c
+++ b/arch/arm/mach-sa1100/assabet.c
@@ -632,7 +632,7 @@ static void __init map_sa1100_gpio_regs( void )
int prot = PMD_TYPE_SECT | PMD_SECT_AP_WRITE | PMD_DOMAIN(DOMAIN_IO);
pmd_t *pmd;
- pmd = pmd_offset(pud_offset(p4d_offset(pgd_offset_k(virt), virt), virt), virt);
+ pmd = pmd_off_k(virt);
*pmd = __pmd(phys | prot);
flush_pmd_entry(pmd);
}
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index e013f6b81328..187fab227b50 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -18,7 +18,7 @@
static inline void set_fixmap_pte(int idx, pte_t pte)
{
unsigned long vaddr = __fix_to_virt(idx);
- pte_t *ptep = pte_offset_kernel(pmd_off_k(vaddr), vaddr);
+ pte_t *ptep = virt_to_kpte(vaddr);
set_pte_ext(ptep, pte, 0);
local_flush_tlb_kernel_page(vaddr);
@@ -26,7 +26,7 @@ static inline void set_fixmap_pte(int idx, pte_t pte)
static inline pte_t get_fixmap_pte(unsigned long vaddr)
{
- pte_t *ptep = pte_offset_kernel(pmd_off_k(vaddr), vaddr);
+ pte_t *ptep = virt_to_kpte(vaddr);
return *ptep;
}
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index 75529d76d28c..000e8210000b 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -141,16 +141,8 @@ void __check_vmalloc_seq(struct mm_struct *mm)
static void unmap_area_sections(unsigned long virt, unsigned long size)
{
unsigned long addr = virt, end = virt + (size & ~(SZ_1M - 1));
- pgd_t *pgd;
- p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmdp;
-
- flush_cache_vunmap(addr, end);
- pgd = pgd_offset_k(addr);
- p4d = p4d_offset(pgd, addr);
- pud = pud_offset(p4d, addr);
- pmdp = pmd_offset(pud, addr);
+ pmd_t *pmdp = pmd_off_k(addr);
+
do {
pmd_t pmd = *pmdp;
@@ -191,10 +183,7 @@ remap_area_sections(unsigned long virt, unsigned long pfn,
size_t size, const struct mem_type *type)
{
unsigned long addr = virt, end = virt + size;
- pgd_t *pgd;
- p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmd;
+ pmd_t *pmd = pmd_off_k(addr);
/*
* Remove and free any PTE-based mapping, and
@@ -202,10 +191,6 @@ remap_area_sections(unsigned long virt, unsigned long pfn,
*/
unmap_area_sections(virt, size);
- pgd = pgd_offset_k(addr);
- p4d = p4d_offset(pgd, addr);
- pud = pud_offset(p4d, addr);
- pmd = pmd_offset(pud, addr);
do {
pmd[0] = __pmd(__pfn_to_phys(pfn) | type->prot_sect);
pfn += SZ_1M >> PAGE_SHIFT;
@@ -225,21 +210,13 @@ remap_area_supersections(unsigned long virt, unsigned long pfn,
size_t size, const struct mem_type *type)
{
unsigned long addr = virt, end = virt + size;
- pgd_t *pgd;
- p4d_t *p4d;
- pud_t *pud;
- pmd_t *pmd;
+ pmd_t *pmd = pmd_off_k(addr);
/*
* Remove and free any PTE-based mapping, and
* sync the current kernel mapping.
*/
unmap_area_sections(virt, size);
-
- pgd = pgd_offset_k(virt);
- p4d = p4d_offset(pgd, addr);
- pud = pud_offset(p4d, addr);
- pmd = pmd_offset(pud, addr);
do {
unsigned long super_pmd_val, i;
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index f9587d5fa8a4..9ff683612f2a 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -35,11 +35,6 @@ static inline pte_t get_top_pte(unsigned long va)
return *ptep;
}
-static inline pmd_t *pmd_off_k(unsigned long virt)
-{
- return pmd_offset(pud_offset(p4d_offset(pgd_offset_k(virt), virt), virt), virt);
-}
-
struct mem_type {
pteval_t prot_pte;
pteval_t prot_pte_s2;
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index c425288f1a86..628028bfbb92 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -356,12 +356,7 @@ static pte_t *pte_offset_late_fixmap(pmd_t *dir, unsigned long addr)
static inline pmd_t * __init fixmap_pmd(unsigned long addr)
{
- pgd_t *pgd = pgd_offset_k(addr);
- p4d_t *p4d = p4d_offset(pgd, addr);
- pud_t *pud = pud_offset(p4d, addr);
- pmd_t *pmd = pmd_offset(pud, addr);
-
- return pmd;
+ return pmd_off_k(addr);
}
void __init early_fixmap_init(void)