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From d59be41c014e2e17ea0aaa37d42f36548ad063b5 Mon Sep 17 00:00:00 2001
From: Haiying Wang <Haiying.wang@freescale.com>
Date: Sat, 8 Aug 2015 07:25:02 -0400
Subject: [PATCH] arm64/pgtable: add support to map cacheable and non shareable
memory
Signed-off-by: Haiying Wang <Haiying.wang@freescale.com>
---
arch/arm64/include/asm/pgtable.h | 2 ++
1 file changed, 2 insertions(+)
--- a/arch/arm64/include/asm/pgtable.h
+++ b/arch/arm64/include/asm/pgtable.h
@@ -425,6 +425,8 @@ static inline pmd_t pmd_mkdevmap(pmd_t p
#define pgprot_cached(prot) \
__pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_NORMAL) | \
PTE_PXN | PTE_UXN)
+#define pgprot_cached_ns(prot) \
+ __pgprot(pgprot_val(pgprot_cached(prot)) ^ PTE_SHARED)
#define pgprot_device(prot) \
__pgprot_modify(prot, PTE_ATTRINDX_MASK, PTE_ATTRINDX(MT_DEVICE_nGnRE) | PTE_PXN | PTE_UXN)
/*
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