[PATCH 1/2] arm64: mm: Remove PTE_BIT_FUNC macro
Steve Capper
steve.capper at arm.com
Wed Jan 15 09:07:12 EST 2014
Expand out the pte manipulation functions. This makes our life easier
when using things like tags and cscope.
Signed-off-by: Steve Capper <steve.capper at arm.com>
Reviewed-by: Catalin Marinas <catalin.marinas at arm.com>
---
arch/arm64/include/asm/pgtable.h | 51 ++++++++++++++++++++++++++++++++--------
1 file changed, 41 insertions(+), 10 deletions(-)
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h
index 7f2b60a..27c7839 100644
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -146,16 +146,47 @@ extern struct page *empty_zero_page;
#define pte_valid_user(pte) \
((pte_val(pte) & (PTE_VALID | PTE_USER)) == (PTE_VALID | PTE_USER))
-#define PTE_BIT_FUNC(fn,op) \
-static inline pte_t pte_##fn(pte_t pte) { pte_val(pte) op; return pte; }
-
-PTE_BIT_FUNC(wrprotect, |= PTE_RDONLY);
-PTE_BIT_FUNC(mkwrite, &= ~PTE_RDONLY);
-PTE_BIT_FUNC(mkclean, &= ~PTE_DIRTY);
-PTE_BIT_FUNC(mkdirty, |= PTE_DIRTY);
-PTE_BIT_FUNC(mkold, &= ~PTE_AF);
-PTE_BIT_FUNC(mkyoung, |= PTE_AF);
-PTE_BIT_FUNC(mkspecial, |= PTE_SPECIAL);
+static inline pte_t pte_wrprotect(pte_t pte)
+{
+ pte_val(pte) |= PTE_RDONLY;
+ return pte;
+}
+
+static inline pte_t pte_mkwrite(pte_t pte)
+{
+ pte_val(pte) &= ~PTE_RDONLY;
+ return pte;
+}
+
+static inline pte_t pte_mkclean(pte_t pte)
+{
+ pte_val(pte) &= ~PTE_DIRTY;
+ return pte;
+}
+
+static inline pte_t pte_mkdirty(pte_t pte)
+{
+ pte_val(pte) |= PTE_DIRTY;
+ return pte;
+}
+
+static inline pte_t pte_mkold(pte_t pte)
+{
+ pte_val(pte) &= ~PTE_AF;
+ return pte;
+}
+
+static inline pte_t pte_mkyoung(pte_t pte)
+{
+ pte_val(pte) |= PTE_AF;
+ return pte;
+}
+
+static inline pte_t pte_mkspecial(pte_t pte)
+{
+ pte_val(pte) |= PTE_SPECIAL;
+ return pte;
+}
static inline void set_pte(pte_t *ptep, pte_t pte)
{
--
1.8.1.4
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