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ARC, thp: remove infrastructure for handling splitting PMDs

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With THP refcounting work, no need to mark PMDs splitting.

(ARC got missed under the sweeping arch change as THP support was likely
not present in orig baseline)

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Vineet Gupta 2016-03-17 14:18:59 -07:00 committed by Linus Torvalds
parent 458aa76d13
commit 01609ec2fa
1 changed files with 0 additions and 3 deletions
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3
arch/arc/include/asm/hugepage.h
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@ -30,19 +30,16 @@ static inline pmd_t pte_pmd(pte_t pte)
#define pmd_mkyoung(pmd) pte_pmd(pte_mkyoung(pmd_pte(pmd)))
#define pmd_mkhuge(pmd) pte_pmd(pte_mkhuge(pmd_pte(pmd)))
#define pmd_mknotpresent(pmd) pte_pmd(pte_mknotpresent(pmd_pte(pmd)))
#define pmd_mksplitting(pmd) pte_pmd(pte_mkspecial(pmd_pte(pmd)))
#define pmd_mkclean(pmd) pte_pmd(pte_mkclean(pmd_pte(pmd)))
#define pmd_write(pmd) pte_write(pmd_pte(pmd))
#define pmd_young(pmd) pte_young(pmd_pte(pmd))
#define pmd_pfn(pmd) pte_pfn(pmd_pte(pmd))
#define pmd_dirty(pmd) pte_dirty(pmd_pte(pmd))
#define pmd_special(pmd) pte_special(pmd_pte(pmd))
#define mk_pmd(page, prot) pte_pmd(mk_pte(page, prot))
#define pmd_trans_huge(pmd) (pmd_val(pmd) & _PAGE_HW_SZ)
#define pmd_trans_splitting(pmd) (pmd_trans_huge(pmd) && pmd_special(pmd))
#define pfn_pmd(pfn, prot) (__pmd(((pfn) << PAGE_SHIFT) | pgprot_val(prot)))