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Subject[PATCH 31 of 36] x86: unify pud_none
Date
From
Impact: cleanup

Unify and demacro pud_none.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
---
arch/x86/include/asm/pgtable-3level.h | 5 -----
arch/x86/include/asm/pgtable.h | 5 +++++
arch/x86/include/asm/pgtable_64.h | 1 -
3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/x86/include/asm/pgtable-3level.h b/arch/x86/include/asm/pgtable-3level.h
--- a/arch/x86/include/asm/pgtable-3level.h
+++ b/arch/x86/include/asm/pgtable-3level.h
@@ -18,11 +18,6 @@
printk("%s:%d: bad pgd %p(%016Lx).\n", \
__FILE__, __LINE__, &(e), pgd_val(e))

-static inline int pud_none(pud_t pud)
-{
- return pud_val(pud) == 0;
-}
-
/* Rules for using set_pte: the pte being assigned *must* be
* either not present or in a state where the hardware will
* not attempt to update the pte. In places where this is
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -563,6 +563,11 @@
}

#if PAGETABLE_LEVELS > 2
+static inline int pud_none(pud_t pud)
+{
+ return pud_val(pud) == 0;
+}
+
static inline int pud_present(pud_t pud)
{
return pud_val(pud) & _PAGE_PRESENT;
diff --git a/arch/x86/include/asm/pgtable_64.h b/arch/x86/include/asm/pgtable_64.h
--- a/arch/x86/include/asm/pgtable_64.h
+++ b/arch/x86/include/asm/pgtable_64.h
@@ -67,7 +67,6 @@
__FILE__, __LINE__, &(e), pgd_val(e))

#define pgd_none(x) (!pgd_val(x))
-#define pud_none(x) (!pud_val(x))

struct mm_struct;




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