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Commit deb79cfb authored by Jeremy Fitzhardinge's avatar Jeremy Fitzhardinge
Browse files

x86: unify pud_none 



Impact: cleanup

Unify and demacro pud_none.

Signed-off-by: default avatarJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
parent cc290ca3

arch/x86/include/asm/pgtable-3level.h

+0 −5
Original line number Diff line number Diff line
@@ -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

arch/x86/include/asm/pgtable.h

+5 −0
Original line number Diff line number Diff line
@@ -525,6 +525,11 @@ static inline unsigned long pages_to_mb(unsigned long npg) 
}



#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;

arch/x86/include/asm/pgtable_64.h

+0 −1
Original line number Diff line number Diff line
@@ -68,7 +68,6 @@ extern void paging_init(void); 
	       __FILE__, __LINE__, &(e), pgd_val(e))



#define pgd_none(x)	(!pgd_val(x))

#define pud_none(x)	(!pud_val(x))



struct mm_struct;