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authorRussell King <rmk+kernel@arm.linux.org.uk>2011-07-04 06:25:53 -0400
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-01-26 15:07:59 -0500
commit60db4fcf14c6b562399579473a67e51eed694ff4 (patch)
tree82edc5508e8720ba51419f120494f511405e66ac
parent0d31fe47b0f62e6546779eae2fc9b2e024aff4ce (diff)
ARM: pgtable: get rid of TOP_PTE()
Get rid of the TOP_PTE() macro as we now have proper accessor functions instead. No one should be directly referencing the top pte table anymore. Reviewed-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/mm/mm.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arm/mm/mm.h b/arch/arm/mm/mm.h
index 1651d5aa04a6..27f4a619b35d 100644
--- a/arch/arm/mm/mm.h
+++ b/arch/arm/mm/mm.h
@@ -3,8 +3,6 @@
3/* the upper-most page table pointer */ 3/* the upper-most page table pointer */
4extern pmd_t *top_pmd; 4extern pmd_t *top_pmd;
5 5
6#define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
7
8/* 6/*
9 * 0xffff8000 to 0xffffffff is reserved for any ARM architecture 7 * 0xffff8000 to 0xffffffff is reserved for any ARM architecture
10 * specific hacks for copying pages efficiently, while 0xffff4000 8 * specific hacks for copying pages efficiently, while 0xffff4000
@@ -20,13 +18,15 @@ extern pmd_t *top_pmd;
20 18
21static inline void set_top_pte(unsigned long va, pte_t pte) 19static inline void set_top_pte(unsigned long va, pte_t pte)
22{ 20{
23 set_pte_ext(TOP_PTE(va), pte, 0); 21 pte_t *ptep = pte_offset_kernel(top_pmd, va);
22 set_pte_ext(ptep, pte, 0);
24 local_flush_tlb_kernel_page(va); 23 local_flush_tlb_kernel_page(va);
25} 24}
26 25
27static inline pte_t get_top_pte(unsigned long va) 26static inline pte_t get_top_pte(unsigned long va)
28{ 27{
29 return *TOP_PTE(va); 28 pte_t *ptep = pte_offset_kernel(top_pmd, va);
29 return *ptep;
30} 30}
31 31
32static inline pmd_t *pmd_off_k(unsigned long virt) 32static inline pmd_t *pmd_off_k(unsigned long virt)