linux-kernel - [PATCH 23/36] tile, thp: remove infrastructure for handling splitting PMDs

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Message-Id: <1436550130-112636-24-git-send-email-kirill.shutemov@linux.intel.com>
Date:	Fri, 10 Jul 2015 20:41:57 +0300
From:	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Hugh Dickins <hughd@...gle.com>
Cc:	Dave Hansen <dave.hansen@...el.com>, Mel Gorman <mgorman@...e.de>,
	Rik van Riel <riel@...hat.com>,
	Vlastimil Babka <vbabka@...e.cz>,
	Christoph Lameter <cl@...two.org>,
	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	Steve Capper <steve.capper@...aro.org>,
	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>,
	Jerome Marchand <jmarchan@...hat.com>,
	Sasha Levin <sasha.levin@...cle.com>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>
Subject: [PATCH 23/36] tile, thp: remove infrastructure for handling splitting PMDs

With new refcounting we don't need to mark PMDs splitting. Let's drop
code to handle this.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
---
 arch/tile/include/asm/pgtable.h | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/arch/tile/include/asm/pgtable.h b/arch/tile/include/asm/pgtable.h
index 2b05ccbebed9..96cecf55522e 100644
--- a/arch/tile/include/asm/pgtable.h
+++ b/arch/tile/include/asm/pgtable.h
@@ -489,16 +489,6 @@ static inline pmd_t pmd_modify(pmd_t pmd, pgprot_t newprot)
 #ifdef CONFIG_TRANSPARENT_HUGEPAGE
 #define has_transparent_hugepage() 1
 #define pmd_trans_huge pmd_huge_page
-
-static inline pmd_t pmd_mksplitting(pmd_t pmd)
-{
-	return pte_pmd(hv_pte_set_client2(pmd_pte(pmd)));
-}
-
-static inline int pmd_trans_splitting(pmd_t pmd)
-{
-	return hv_pte_get_client2(pmd_pte(pmd));
-}
 #endif /* CONFIG_TRANSPARENT_HUGEPAGE */
 
 /*
-- 
2.1.4

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